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Conserved domains on  [gi|2553755746|ref|WP_303132948.1|]
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alanine racemase

Protein Classification

alanine racemase( domain architecture ID 10087229)

alanine racemase catalyzes the interconversion of L-alanine and D-alanine

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
PLPDE_III_AR cd00430
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase; This family includes ...
12-386 1.43e-167

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase; This family includes predominantly bacterial alanine racemases (AR), some serine racemases (SerRac), and putative bifunctional enzymes containing N-terminal UDP-N-acetylmuramoyl-tripeptide:D-alanyl-D-alanine ligase (murF) and C-terminal AR domains. These proteins are fold type III PLP-dependent enzymes that play essential roles in peptidoglycan biosynthesis. AR catalyzes the interconversion between L- and D-alanine, which is an essential component of the peptidoglycan layer of bacterial cell walls. SerRac converts L-serine into its D-enantiomer (D-serine) for peptidoglycan synthesis. murF catalyzes the addition of D-Ala-D-Ala to UDPMurNAc-tripeptide, the final step in the synthesis of the cytoplasmic precursor of bacterial cell wall peptidoglycan. Members of this family contain an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. They exist as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. AR and other members of this family require dimer formation and the presence of the PLP cofactor for catalytic activity. Fungal ARs and eukaryotic serine racemases, which are fold types I and II PLP-dependent enzymes respectively, are excluded from this family.


:

Pssm-ID: 143481 [Multi-domain]  Cd Length: 367  Bit Score: 472.75  E-value: 1.43e-167
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  12 AWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNE 91
Cdd:cd00430     2 TWAEIDLDALRHNLRVIRRLLGPGTKIMAVVKADAYGHGAVEVAKALEEAGADYFAVATLEEALELREAGITAPILVLGG 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  92 SPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHF 171
Cdd:cd00430    82 TPPEEAEEAIEYDLTPTVSSLEQAEALSAAAARLGKTLKVHLKIDTGMGRLGFRPEEAEELLEALKALPGLELEGVFTHF 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 172 ATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPRIQLVPAMS 251
Cdd:cd00430   162 ATADEPDKAYTRRQLERFLEALAELEEAGIPPPLKHLANSAAILRFPEAHFDMVRPGIALYGLYPSPEVKSPLGLKPVMS 241
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 252 VRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVDVNDa 331
Cdd:cd00430   242 LKARVVQVKTVPAGEGVSYGRTYTAPRPT-RIATLPVGYADGYPRALSNKGEVLIRGKRAPIVGRVCMDQTM--VDVTD- 317
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 2553755746 332 rayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:cd00430   318 -----IPDVKVGDEVVLFGRQGDEEITAEELAELAGTINYEILCRISKRVPRIYV 367
 
Name Accession Description Interval E-value
PLPDE_III_AR cd00430
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase; This family includes ...
12-386 1.43e-167

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase; This family includes predominantly bacterial alanine racemases (AR), some serine racemases (SerRac), and putative bifunctional enzymes containing N-terminal UDP-N-acetylmuramoyl-tripeptide:D-alanyl-D-alanine ligase (murF) and C-terminal AR domains. These proteins are fold type III PLP-dependent enzymes that play essential roles in peptidoglycan biosynthesis. AR catalyzes the interconversion between L- and D-alanine, which is an essential component of the peptidoglycan layer of bacterial cell walls. SerRac converts L-serine into its D-enantiomer (D-serine) for peptidoglycan synthesis. murF catalyzes the addition of D-Ala-D-Ala to UDPMurNAc-tripeptide, the final step in the synthesis of the cytoplasmic precursor of bacterial cell wall peptidoglycan. Members of this family contain an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. They exist as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. AR and other members of this family require dimer formation and the presence of the PLP cofactor for catalytic activity. Fungal ARs and eukaryotic serine racemases, which are fold types I and II PLP-dependent enzymes respectively, are excluded from this family.


Pssm-ID: 143481 [Multi-domain]  Cd Length: 367  Bit Score: 472.75  E-value: 1.43e-167
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  12 AWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNE 91
Cdd:cd00430     2 TWAEIDLDALRHNLRVIRRLLGPGTKIMAVVKADAYGHGAVEVAKALEEAGADYFAVATLEEALELREAGITAPILVLGG 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  92 SPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHF 171
Cdd:cd00430    82 TPPEEAEEAIEYDLTPTVSSLEQAEALSAAAARLGKTLKVHLKIDTGMGRLGFRPEEAEELLEALKALPGLELEGVFTHF 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 172 ATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPRIQLVPAMS 251
Cdd:cd00430   162 ATADEPDKAYTRRQLERFLEALAELEEAGIPPPLKHLANSAAILRFPEAHFDMVRPGIALYGLYPSPEVKSPLGLKPVMS 241
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 252 VRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVDVNDa 331
Cdd:cd00430   242 LKARVVQVKTVPAGEGVSYGRTYTAPRPT-RIATLPVGYADGYPRALSNKGEVLIRGKRAPIVGRVCMDQTM--VDVTD- 317
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 2553755746 332 rayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:cd00430   318 -----IPDVKVGDEVVLFGRQGDEEITAEELAELAGTINYEILCRISKRVPRIYV 367
Alr COG0787
Alanine racemase [Cell wall/membrane/envelope biogenesis]; Alanine racemase is part of the ...
9-386 4.92e-162

Alanine racemase [Cell wall/membrane/envelope biogenesis]; Alanine racemase is part of the Pathway/BioSystem: Mureine biosynthesis


Pssm-ID: 440550 [Multi-domain]  Cd Length: 368  Bit Score: 458.80  E-value: 4.92e-162
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746   9 TRAAWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLM 88
Cdd:COG0787     1 SRPAWAEIDLDALRHNLRVLRALAGPGAKLMAVVKADAYGHGAVEVARALLEAGADGFAVATLEEALELREAGIDAPILV 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  89 LNESPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTF 168
Cdd:COG0787    81 LGGVPPEDLELAIEYDLEPVVHSLEQLEALAAAARRLGKPLPVHLKVDTGMNRLGFRPEEAPALAARLAALPGLEVEGIM 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPRIQLVP 248
Cdd:COG0787   161 SHFACADEPDHPFTAEQLERFEEAVAALPAAGLDPPLRHLANSAAILRYPEAHFDMVRPGIALYGLSPSPEVAADLGLKP 240
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 249 AMSVRARVTRVARPAVGEGVGYGLTYRVPKPSIqIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVDV 328
Cdd:COG0787   241 VMTLKARIIQVKTVPAGETVGYGRTYTAPRDTR-IATVPIGYADGYPRSLSNGGPVLINGKRAPIVGRVSMDQIM--VDV 317
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 2553755746 329 NDarayrpVEPVERGDLVTVMGVDGdeeITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:COG0787   318 TD------IPDVKVGDEVVLFGEQG---ITADELAEAAGTISYEILTRLGPRVPRVYV 366
alr PRK00053
alanine racemase; Reviewed
10-386 1.77e-130

alanine racemase; Reviewed


Pssm-ID: 234600 [Multi-domain]  Cd Length: 363  Bit Score: 378.75  E-value: 1.77e-130
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  10 RAAWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLML 89
Cdd:PRK00053    2 RPATAEIDLDALRHNLRQIRKHAPPKSKLMAVVKANAYGHGAVEVAKTLLEAGADGFGVATLEEALELREAGITAPILIL 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  90 NESPLQS-IDVLLEYDIMPSVYDMDFALAYgeRAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTF 168
Cdd:PRK00053   82 GGFFPAEdLPLIIAYNLTTAVHSLEQLEAL--EKAELGKPLKVHLKIDTGMHRLGVRPEEAEAALERLLACPNVRLEGIF 159
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRFMDTVGALRDAGLDCglVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPR-IQLV 247
Cdd:PRK00053  160 SHFATADEPDNSYTEQQLNRFEAALAGLPGKGKPL--RHLANSAAILRWPDLHFDWVRPGIALYGLSPSGEPLGLdFGLK 237
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 248 PAMSVRARVTRVARPAVGEGVGYGLTYRVPKPSIqIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVD 327
Cdd:PRK00053  238 PAMTLKSSLIAVRELKAGEGVGYGGTFTAERDTR-IAVVPIGYADGYPRNLPSGTPVLVNGRRVPIVGRVSMDQLT--VD 314
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*....
gi 2553755746 328 VNDARAYRPvepverGDLVTVMGvdgdEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:PRK00053  315 LGPDPQDKV------GDEVTLWG----EALTAEDVAEIIGTINYELLCKLSPRVPRVYV 363
alr TIGR00492
alanine racemase; This enzyme interconverts L-alanine and D-alanine. Its primary function is ...
10-386 3.95e-111

alanine racemase; This enzyme interconverts L-alanine and D-alanine. Its primary function is to generate D-alanine for cell wall formation. With D-alanine-D-alanine ligase, it makes up the D-alanine branch of the peptidoglycan biosynthetic route. It is a monomer with one pyridoxal phosphate per subunit. In E. coli, the ortholog is duplicated so that a second isozyme, DadX, is present. DadX, a paralog of the biosynthetic Alr, is induced by D- or L-alanine and is involved in catabolism. [Cell envelope, Biosynthesis and degradation of murein sacculus and peptidoglycan]


Pssm-ID: 129583 [Multi-domain]  Cd Length: 367  Bit Score: 329.70  E-value: 3.95e-111
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  10 RAAWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLML 89
Cdd:TIGR00492   1 RPATVEIDLAALKHNLSAIRNHIGPKSKIMAVVKANAYGHGLIEVAKTLLQAGADYFGVANLEEAITLRKAGITAPILLL 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  90 NESPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEF-RRMIDFHRGIECAGTF 168
Cdd:TIGR00492  81 GGFFAEDLKILAAWDLTTTVHSVEQLQALEEALLKEPKRLKVHLKIDTGMNRLGVKPDEAALFvQKLRQLKKFLELEGIF 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPAD--TTVPRIQL 246
Cdd:TIGR00492 161 SHFATADEPKTGTTQKQIERFNSFLEGLKQQNIEPPFRHIANSAAILNWPESHFDMVRPGIILYGLYPSAdmSDGAPFGL 240
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 247 VPAMSVRARVTRVARPAVGEGVGYGLTYrVPKPSIQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaV 326
Cdd:TIGR00492 241 KPVLSLTSKIIQVRTVKKGEPVSYGGTF-TAEEDTRIGVVAIGYADGYPRALSNGTPVLVNGKRVPIVGRVCMDMIM--V 317
                         330       340       350       360       370       380
                  ....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 327 DVNdarayrPVEPVERGDLVTVMGvdgdEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:TIGR00492 318 DLG------PDLQDKTGDEVILWG----EEISIDEIAEMLGTIAYELICTLSKRVPRKYI 367
Ala_racemase_N pfam01168
Alanine racemase, N-terminal domain;
16-236 1.24e-76

Alanine racemase, N-terminal domain;


Pssm-ID: 460095 [Multi-domain]  Cd Length: 220  Bit Score: 235.97  E-value: 1.24e-76
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  16 VDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNESPLQ 95
Cdd:pfam01168   1 IDLDALRHNLRRLRRRAGPGAKLMAVVKANAYGHGAVEVARALLEGGADGFAVATLDEALELREAGITAPILVLGGFPPE 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  96 SIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHFATAD 175
Cdd:pfam01168  81 ELALAAEYDLTPTVDSLEQLEALAAAARRLGKPLRVHLKIDTGMGRLGFRPEEALALLARLAALPGLRLEGLMTHFACAD 160
                         170       180       190       200       210       220
                  ....*....|....*....|....*....|....*....|....*....|....*....|.
gi 2553755746 176 VVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPeLHNDMCRVGIGLYGLHP 236
Cdd:pfam01168 161 EPDDPYTNAQLARFREAAAALEAAGLRPPVVHLANSAAILLHP-LHFDMVRPGIALYGLSP 220
Ala_racemase_C smart01005
Alanine racemase, C-terminal domain; Alanine racemase plays a role in providing the D-alanine ...
249-385 1.58e-45

Alanine racemase, C-terminal domain; Alanine racemase plays a role in providing the D-alanine required for cell wall biosynthesis by isomerising L-alanine to D-alanine. Proteins contains this domain are found in both prokaryotic and eukaryotic proteins.


Pssm-ID: 214969 [Multi-domain]  Cd Length: 124  Bit Score: 152.61  E-value: 1.58e-45
                           10        20        30        40        50        60        70        80
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  249 AMSVRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNnMDVLVRGQRARQVGRICMDQFMfaVDV 328
Cdd:smart01005   1 VMTLKARVIQVREVPAGETVGYGATFTADRDT-RIATVPIGYADGYPRALSN-GPVLINGQRVPVVGRVSMDQLM--VDV 76
                           90       100       110       120       130
                   ....*....|....*....|....*....|....*....|....*....|....*..
gi 2553755746  329 NDarayrpVEPVERGDLVTVMgvdGDEEITADEMARRRGTINYEVTCDFGMRLEKVF 385
Cdd:smart01005  77 TD------IPDVKVGDEVVLF---GPQEITADELAEAAGTISYEILTRLGPRVPRVY 124
 
Name Accession Description Interval E-value
PLPDE_III_AR cd00430
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase; This family includes ...
12-386 1.43e-167

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase; This family includes predominantly bacterial alanine racemases (AR), some serine racemases (SerRac), and putative bifunctional enzymes containing N-terminal UDP-N-acetylmuramoyl-tripeptide:D-alanyl-D-alanine ligase (murF) and C-terminal AR domains. These proteins are fold type III PLP-dependent enzymes that play essential roles in peptidoglycan biosynthesis. AR catalyzes the interconversion between L- and D-alanine, which is an essential component of the peptidoglycan layer of bacterial cell walls. SerRac converts L-serine into its D-enantiomer (D-serine) for peptidoglycan synthesis. murF catalyzes the addition of D-Ala-D-Ala to UDPMurNAc-tripeptide, the final step in the synthesis of the cytoplasmic precursor of bacterial cell wall peptidoglycan. Members of this family contain an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. They exist as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. AR and other members of this family require dimer formation and the presence of the PLP cofactor for catalytic activity. Fungal ARs and eukaryotic serine racemases, which are fold types I and II PLP-dependent enzymes respectively, are excluded from this family.


Pssm-ID: 143481 [Multi-domain]  Cd Length: 367  Bit Score: 472.75  E-value: 1.43e-167
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  12 AWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNE 91
Cdd:cd00430     2 TWAEIDLDALRHNLRVIRRLLGPGTKIMAVVKADAYGHGAVEVAKALEEAGADYFAVATLEEALELREAGITAPILVLGG 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  92 SPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHF 171
Cdd:cd00430    82 TPPEEAEEAIEYDLTPTVSSLEQAEALSAAAARLGKTLKVHLKIDTGMGRLGFRPEEAEELLEALKALPGLELEGVFTHF 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 172 ATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPRIQLVPAMS 251
Cdd:cd00430   162 ATADEPDKAYTRRQLERFLEALAELEEAGIPPPLKHLANSAAILRFPEAHFDMVRPGIALYGLYPSPEVKSPLGLKPVMS 241
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 252 VRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVDVNDa 331
Cdd:cd00430   242 LKARVVQVKTVPAGEGVSYGRTYTAPRPT-RIATLPVGYADGYPRALSNKGEVLIRGKRAPIVGRVCMDQTM--VDVTD- 317
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*
gi 2553755746 332 rayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:cd00430   318 -----IPDVKVGDEVVLFGRQGDEEITAEELAELAGTINYEILCRISKRVPRIYV 367
Alr COG0787
Alanine racemase [Cell wall/membrane/envelope biogenesis]; Alanine racemase is part of the ...
9-386 4.92e-162

Alanine racemase [Cell wall/membrane/envelope biogenesis]; Alanine racemase is part of the Pathway/BioSystem: Mureine biosynthesis


Pssm-ID: 440550 [Multi-domain]  Cd Length: 368  Bit Score: 458.80  E-value: 4.92e-162
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746   9 TRAAWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLM 88
Cdd:COG0787     1 SRPAWAEIDLDALRHNLRVLRALAGPGAKLMAVVKADAYGHGAVEVARALLEAGADGFAVATLEEALELREAGIDAPILV 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  89 LNESPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTF 168
Cdd:COG0787    81 LGGVPPEDLELAIEYDLEPVVHSLEQLEALAAAARRLGKPLPVHLKVDTGMNRLGFRPEEAPALAARLAALPGLEVEGIM 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPRIQLVP 248
Cdd:COG0787   161 SHFACADEPDHPFTAEQLERFEEAVAALPAAGLDPPLRHLANSAAILRYPEAHFDMVRPGIALYGLSPSPEVAADLGLKP 240
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 249 AMSVRARVTRVARPAVGEGVGYGLTYRVPKPSIqIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVDV 328
Cdd:COG0787   241 VMTLKARIIQVKTVPAGETVGYGRTYTAPRDTR-IATVPIGYADGYPRSLSNGGPVLINGKRAPIVGRVSMDQIM--VDV 317
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 2553755746 329 NDarayrpVEPVERGDLVTVMGVDGdeeITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:COG0787   318 TD------IPDVKVGDEVVLFGEQG---ITADELAEAAGTISYEILTRLGPRVPRVYV 366
alr PRK00053
alanine racemase; Reviewed
10-386 1.77e-130

alanine racemase; Reviewed


Pssm-ID: 234600 [Multi-domain]  Cd Length: 363  Bit Score: 378.75  E-value: 1.77e-130
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  10 RAAWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLML 89
Cdd:PRK00053    2 RPATAEIDLDALRHNLRQIRKHAPPKSKLMAVVKANAYGHGAVEVAKTLLEAGADGFGVATLEEALELREAGITAPILIL 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  90 NESPLQS-IDVLLEYDIMPSVYDMDFALAYgeRAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTF 168
Cdd:PRK00053   82 GGFFPAEdLPLIIAYNLTTAVHSLEQLEAL--EKAELGKPLKVHLKIDTGMHRLGVRPEEAEAALERLLACPNVRLEGIF 159
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRFMDTVGALRDAGLDCglVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPR-IQLV 247
Cdd:PRK00053  160 SHFATADEPDNSYTEQQLNRFEAALAGLPGKGKPL--RHLANSAAILRWPDLHFDWVRPGIALYGLSPSGEPLGLdFGLK 237
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 248 PAMSVRARVTRVARPAVGEGVGYGLTYRVPKPSIqIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVD 327
Cdd:PRK00053  238 PAMTLKSSLIAVRELKAGEGVGYGGTFTAERDTR-IAVVPIGYADGYPRNLPSGTPVLVNGRRVPIVGRVSMDQLT--VD 314
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*....
gi 2553755746 328 VNDARAYRPvepverGDLVTVMGvdgdEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:PRK00053  315 LGPDPQDKV------GDEVTLWG----EALTAEDVAEIIGTINYELLCKLSPRVPRVYV 363
alr TIGR00492
alanine racemase; This enzyme interconverts L-alanine and D-alanine. Its primary function is ...
10-386 3.95e-111

alanine racemase; This enzyme interconverts L-alanine and D-alanine. Its primary function is to generate D-alanine for cell wall formation. With D-alanine-D-alanine ligase, it makes up the D-alanine branch of the peptidoglycan biosynthetic route. It is a monomer with one pyridoxal phosphate per subunit. In E. coli, the ortholog is duplicated so that a second isozyme, DadX, is present. DadX, a paralog of the biosynthetic Alr, is induced by D- or L-alanine and is involved in catabolism. [Cell envelope, Biosynthesis and degradation of murein sacculus and peptidoglycan]


Pssm-ID: 129583 [Multi-domain]  Cd Length: 367  Bit Score: 329.70  E-value: 3.95e-111
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  10 RAAWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLML 89
Cdd:TIGR00492   1 RPATVEIDLAALKHNLSAIRNHIGPKSKIMAVVKANAYGHGLIEVAKTLLQAGADYFGVANLEEAITLRKAGITAPILLL 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  90 NESPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEF-RRMIDFHRGIECAGTF 168
Cdd:TIGR00492  81 GGFFAEDLKILAAWDLTTTVHSVEQLQALEEALLKEPKRLKVHLKIDTGMNRLGVKPDEAALFvQKLRQLKKFLELEGIF 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPAD--TTVPRIQL 246
Cdd:TIGR00492 161 SHFATADEPKTGTTQKQIERFNSFLEGLKQQNIEPPFRHIANSAAILNWPESHFDMVRPGIILYGLYPSAdmSDGAPFGL 240
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 247 VPAMSVRARVTRVARPAVGEGVGYGLTYrVPKPSIQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaV 326
Cdd:TIGR00492 241 KPVLSLTSKIIQVRTVKKGEPVSYGGTF-TAEEDTRIGVVAIGYADGYPRALSNGTPVLVNGKRVPIVGRVCMDMIM--V 317
                         330       340       350       360       370       380
                  ....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 327 DVNdarayrPVEPVERGDLVTVMGvdgdEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:TIGR00492 318 DLG------PDLQDKTGDEVILWG----EEISIDEIAEMLGTIAYELICTLSKRVPRKYI 367
PLPDE_III_VanT cd06825
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes, VanT and similar proteins; This ...
12-385 9.05e-110

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes, VanT and similar proteins; This subfamily is composed of Enterococcus gallinarum VanT and similar proteins. VanT is a membrane-bound serine racemase (EC 5.1.1.18) that is essential for vancomycin resistance in Enterococcus gallinarum. It converts L-serine into its D-enantiomer (D-serine) for peptidoglycan synthesis. The C-terminal region of this protein contains a PLP-binding TIM-barrel domain followed by beta-sandwich domain, which is homologous to the fold type III PLP-dependent enzyme, bacterial alanine racemase (AR). AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. On the basis of this similarity, it has been suggested that dimer formation of VanT is required for its catalytic activity, and that it catalyzes the racemization of serine in a mechanistically similar manner to that of alanine by bacterial AR. Some biochemical evidence indicates that VanT also exhibits alanine racemase activity and plays a role in the racemization of L-alanine. VanT contains a unique N-terminal transmembrane domain, which may function as an L-serine transporter. VanT serine racemases are not related to eukaryotic serine racemases, which are fold type II PLP-dependent enzymes.


Pssm-ID: 143498 [Multi-domain]  Cd Length: 368  Bit Score: 326.23  E-value: 9.05e-110
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  12 AWVEVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNE 91
Cdd:cd06825     2 AWLEIDLSALEHNVKEIKRLLPSTCKLMAVVKANAYGHGDVEVARVLEQIGIDFFAVATIDEGIRLREAGIKGEILILGY 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  92 SPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALdkvgKYHLAIDTGMSRIGVMPEDAVEFRRMIDFhRGIECAGTFTHF 171
Cdd:cd06825    82 TPPVRAKELKKYSLTQTLISEAYAEELSKYAVNI----KVHLKVDTGMHRLGESPEDIDSILAIYRL-KNLKVSGIFSHL 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 172 ATADVVGDWDF---RQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGL--HPADTTVPRIQL 246
Cdd:cd06825   157 CVSDSLDEDDIaftKHQIACFDQVLADLKARGIEVGKIHIQSSYGILNYPDLKYDYVRPGILLYGVlsDPNDPTKLGLDL 236
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 247 VPAMSVRARVTRVARPAVGEGVGYGLTYrVPKPSIQIATVPIGYADGLSRSLSN-NMDVLVRGQRARQVGRICMDQFMfa 325
Cdd:cd06825   237 RPVLSLKAKVILVRKVAKGEAVGYGRLF-VASRTTRIATVSIGYADGYPRSLSNqKAYVLINGKRAPIIGNICMDQLM-- 313
                         330       340       350       360       370       380
                  ....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 326 VDVNDarayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVF 385
Cdd:cd06825   314 VDVTD------IPEVKEGDTATLIGQDGDEELSADEVARNAHTITNELLSRIGERVKRIY 367
PRK11930 PRK11930
putative bifunctional UDP-N-acetylmuramoyl-tripeptide:D-alanyl-D-alanine ligase/alanine ...
15-385 6.99e-89

putative bifunctional UDP-N-acetylmuramoyl-tripeptide:D-alanyl-D-alanine ligase/alanine racemase; Provisional


Pssm-ID: 237026 [Multi-domain]  Cd Length: 822  Bit Score: 285.31  E-value: 6.99e-89
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  15 EVDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNESPl 94
Cdd:PRK11930  463 EINLNAIVHNLNYYRSKLKPETKIMCMVKAFAYGSGSYEIAKLLQEHRVDYLAVAYADEGVSLRKAGITLPIMVMNPEP- 541
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  95 QSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVG-KYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHFAT 173
Cdd:PRK11930  542 TSFDTIIDYKLEPEIYSFRLLDAFIKAAQKKGITGyPIHIKIDTGMHRLGFEPEDIPELARRLKKQPALKVRSVFSHLAG 621
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 174 ADvvgDWDF----RQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVPRIQLVpa 249
Cdd:PRK11930  622 SD---DPDHddftRQQIELFDEGSEELQEALGYKPIRHILNSAGIERFPDYQYDMVRLGIGLYGVSASGAGQQALRNV-- 696
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 250 MSVRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNM-DVLVRGQRARQVGRICMDQFMfaVDV 328
Cdd:PRK11930  697 STLKTTILQIKHVPKGETVGYGRKGVVTKPS-RIATIPIGYADGLNRRLGNGVgYVLVNGQKAPIVGNICMDMCM--IDV 773
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|....*..
gi 2553755746 329 NDArayrpvePVERGDLVTVMGvdgdEEITADEMARRRGTINYEVTCDFGMRLEKVF 385
Cdd:PRK11930  774 TDI-------DAKEGDEVIIFG----EELPVTELADALNTIPYEILTSISPRVKRVY 819
Ala_racemase_N pfam01168
Alanine racemase, N-terminal domain;
16-236 1.24e-76

Alanine racemase, N-terminal domain;


Pssm-ID: 460095 [Multi-domain]  Cd Length: 220  Bit Score: 235.97  E-value: 1.24e-76
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  16 VDLNAVRKNTRAFKALLRPGVQMMCAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNESPLQ 95
Cdd:pfam01168   1 IDLDALRHNLRRLRRRAGPGAKLMAVVKANAYGHGAVEVARALLEGGADGFAVATLDEALELREAGITAPILVLGGFPPE 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  96 SIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHFATAD 175
Cdd:pfam01168  81 ELALAAEYDLTPTVDSLEQLEALAAAARRLGKPLRVHLKIDTGMGRLGFRPEEALALLARLAALPGLRLEGLMTHFACAD 160
                         170       180       190       200       210       220
                  ....*....|....*....|....*....|....*....|....*....|....*....|.
gi 2553755746 176 VVGDWDFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGTVLHPeLHNDMCRVGIGLYGLHP 236
Cdd:pfam01168 161 EPDDPYTNAQLARFREAAAALEAAGLRPPVVHLANSAAILLHP-LHFDMVRPGIALYGLSP 220
PLPDE_III_AR_proteobact cd06827
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes, Proteobacterial Alanine Racemases; ...
14-375 1.75e-76

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes, Proteobacterial Alanine Racemases; This subfamily is composed mainly of proteobacterial alanine racemases (EC 5.1.1.1), fold type III PLP-dependent enzymes that catalyze the interconversion between L- and D-alanine, which is an essential component of the peptidoglycan layer of bacterial cell walls. hese proteins are similar to other bacterial ARs and are fold type III PLP-dependent enzymes containing contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. They exist as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Homodimer formation and the presence of the PLP cofactor are required for catalytic activity.


Pssm-ID: 143500 [Multi-domain]  Cd Length: 354  Bit Score: 240.48  E-value: 1.75e-76
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  14 VEVDLNAVRKNTRAFKALLrPGVQMMCAVKADAYGHGAVECARAMhaSGASQFAVATVDEGVELRKAGIEWPVLMLnESP 93
Cdd:cd06827     4 ATIDLAALRHNLRLVRELA-PNSKILAVVKANAYGHGLVRVAKAL--ADADGFAVACIEEALALREAGITKPILLL-EGF 79
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  94 LQSIDVLL--EYDIMPSVYDMDfALAYGERAvALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHF 171
Cdd:cd06827    80 FSADELPLaaEYNLWTVVHSEE-QLEWLEQA-ALSKPLNVWLKLDSGMHRLGFSPEEYAAAYQRLKASPNVASIVLMTHF 157
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 172 ATADVVGDWDFRQQSTRFMDTVGALRdagldcGLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHP-ADTTVPRIQLVPAM 250
Cdd:cd06827   158 ACADEPDSPGTAKQLAIFEQATAGLP------GPRSLANSAAILAWPEAHGDWVRPGIMLYGASPfADKSGADLGLKPVM 231
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 251 SVRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDqfMFAVDVND 330
Cdd:cd06827   232 TLSSEIIAVRELKAGESVGYGATWTAPRPM-RIGVVAIGYGDGYPRHAPSGTPVLVNGQRTPLVGRVSMD--MLTVDLTD 308
                         330       340       350       360
                  ....*....|....*....|....*....|....*....|....*
gi 2553755746 331 arayrpVEPVERGDLVTVMGvdgdEEITADEMARRRGTINYEVTC 375
Cdd:cd06827   309 ------LPEAKVGDPVELWG----KGLPVDEVAAAAGTIGYELLC 343
PRK13340 PRK13340
alanine racemase; Reviewed
7-386 1.44e-68

alanine racemase; Reviewed


Pssm-ID: 183984 [Multi-domain]  Cd Length: 406  Bit Score: 221.81  E-value: 1.44e-68
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746   7 PQTRAAWVEVDLNAVRKNTRAFKALLRPGVQMmCAV-KADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWP 85
Cdd:PRK13340   36 IQPRNAWLEISPGAFRHNIKTLRSLLANKSKV-CAVmKADAYGHGIELLMPSIIKANVPCIGIASNEEARRVRELGFTGQ 114
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  86 VLMLNESPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDT-GMSRIGVMP------EDAVEfrrmIDF 158
Cdd:PRK13340  115 LLRVRSASPAEIEQALRYDLEELIGDDEQAKLLAAIAKKNGKPIDIHLALNSgGMSRNGLDMstargkWEALR----IAT 190
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 159 HRGIECAGTFTHFATADVVgdwDFRQQSTRF-MDTVGALRDAGLDCGLV--HCDNTPGTVLHPELHNDMCRVGIGLYG-L 234
Cdd:PRK13340  191 LPSLGIVGIMTHFPNEDED---EVRWKLAQFkEQTAWLIGEAGLKREKItlHVANSYATLNVPEAHLDMVRPGGILYGdR 267
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 235 HPADTTVPRIqlvpaMSVRARVTRVARPAVGEGVGYGLTYRVPKPSIqIATVPIGYADGLSRSLSNNMDVLVRGQRARQV 314
Cdd:PRK13340  268 HPANTEYKRI-----MTFKSRIASVNTLPKGSTVGYDRTFTLKRDSR-LANLPVGYSDGYPRHASNKAPVLINGQRAPVV 341
                         330       340       350       360       370       380       390
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 2553755746 315 GRICMDQFMfaVDVNDarayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:PRK13340  342 GRVSMNTLM--VDVTD------IPNVKPGDEVVLFGKQGNAEITVDEVEEASGTIFPELYTAWGRTNPRIYV 405
PLPDE_III_AR2 cd06826
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme, Alanine Racemase 2; This subfamily is ...
12-386 2.05e-57

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme, Alanine Racemase 2; This subfamily is composed of bacterial alanine racemases (EC 5.1.1.1) with similarity to Yersinia pestis and Vibrio cholerae alanine racemase (AR) 2. ARs catalyze the interconversion between L- and D-alanine, an essential component of the peptidoglycan layer of bacterial cell walls. These proteins are similar to other bacterial ARs and are fold type III PLP-dependent enzymes containing contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. They exist as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Homodimer formation and the presence of the PLP cofactor are required for catalytic activity.


Pssm-ID: 143499 [Multi-domain]  Cd Length: 365  Bit Score: 191.40  E-value: 2.05e-57
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  12 AWVEVDLNAVRKNTRAFKALLRPGVQMmCAV-KADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLN 90
Cdd:cd06826     2 AWLEISTGAFENNIKLLKKLLGGNTKL-CAVmKADAYGHGIALVMPSIIAQNIPCVGITSNEEARVVREAGFTGKILRVR 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  91 ESPLQSIDVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDT-GMSRIGV-MPEDA--VEFRRMIDFhRGIECAG 166
Cdd:cd06826    81 TATPSEIEDALAYNIEELIGSLDQAEQIDSLAKRHGKTLPVHLALNSgGMSRNGLeLSTAQgkEDAVAIATL-PNLKIVG 159
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 167 TFTHFATADV----VGDWDFRQQSTRFMDtVGALRDAGLdcgLVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTTVP 242
Cdd:cd06826   160 IMTHFPVEDEddvrAKLARFNEDTAWLIS-NAKLKREKI---TLHAANSFATLNVPEAHLDMVRPGGILYGDTPPSPEYK 235
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 243 RIqlvpaMSVRARVTRVARPAVGEGVGYGLTYRVPKPSIqIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQF 322
Cdd:cd06826   236 RI-----MSFKSRVASLNTYPKGSTVGYDRTFTLTRDSL-LANIPVGYSDGYRRSFSNKAHVLINGQRVPVVGKVSMNTV 309
                         330       340       350       360       370       380
                  ....*....|....*....|....*....|....*....|....*....|....*....|....
gi 2553755746 323 MfaVDVNDarayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:cd06826   310 M--VDVTD------IPGVKAGDEVVLFGKQGGAEITAAEIEEGSGTILAELYTLWGQTNPRVYV 365
Ala_racemase_C pfam00842
Alanine racemase, C-terminal domain;
249-385 1.29e-55

Alanine racemase, C-terminal domain;


Pssm-ID: 459960 [Multi-domain]  Cd Length: 128  Bit Score: 178.71  E-value: 1.29e-55
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 249 AMSVRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRICMDQFMfaVDV 328
Cdd:pfam00842   1 VMTLKSRVIQVKTVPAGEGVGYGRTYTAERDT-RIATVPIGYADGYPRALSNRGEVLINGKRAPIVGRVCMDQLM--VDV 77
                          90       100       110       120       130
                  ....*....|....*....|....*....|....*....|....*....|....*..
gi 2553755746 329 NDarayrpVEPVERGDLVTVMGVDGDEEITADEMARRRGTINYEVTCDFGMRLEKVF 385
Cdd:pfam00842  78 TD------VPEVKVGDEVTLFGKQGDEEITADELAEAAGTINYEILCSLGKRVPRVY 128
dadX PRK03646
catabolic alanine racemase;
9-386 6.65e-54

catabolic alanine racemase;


Pssm-ID: 179622 [Multi-domain]  Cd Length: 355  Bit Score: 181.85  E-value: 6.65e-54
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746   9 TRAAWVEVDLNAVRKNTRAFKALlRPGVQMMCAVKADAYGHGAVECARAMhaSGASQFAVATVDEGVELRKAGIEWPVLM 88
Cdd:PRK03646    1 TRPIQASLDLQALKQNLSIVREA-APGARVWSVVKANAYGHGIERIWSAL--GATDGFAVLNLEEAITLRERGWKGPILM 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  89 L----NESPLQSIDvllEYDIMPSVYDMdFALAYGERAvALDKVGKYHLAIDTGMSRIGVMPEDAVE-FRRMidfhRGIE 163
Cdd:PRK03646   78 LegffHAQDLELYD---QHRLTTCVHSN-WQLKALQNA-RLKAPLDIYLKVNSGMNRLGFQPERVQTvWQQL----RAMG 148
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 164 CAGTFT---HFATADVVGDWDfrQQSTRFmdtvgALRDAGLDCGlVHCDNTPGTVLHPELHNDMCRVGIGLYGLHPADTT 240
Cdd:PRK03646  149 NVGEMTlmsHFARADHPDGIS--EAMARI-----EQAAEGLECE-RSLSNSAATLWHPQAHFDWVRPGIILYGASPSGQW 220
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 241 VPRIQ--LVPAMSVRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNNMDVLVRGQRARQVGRIC 318
Cdd:PRK03646  221 RDIANtgLRPVMTLSSEIIGVQTLKAGERVGYGGRYTARREQ-RIGIVAAGYADGYPRHAPTGTPVLVDGVRTRTVGTVS 299
                         330       340       350       360       370       380
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*...
gi 2553755746 319 MDqfMFAVDVNdarayrPVEPVERGDLVTVMGvdgdEEITADEMARRRGTINYEVTCDFGMRLEKVFV 386
Cdd:PRK03646  300 MD--MLAVDLT------PCPQAGIGTPVELWG----KEIKIDDVAAAAGTIGYELMCALALRVPVVTV 355
Ala_racemase_C smart01005
Alanine racemase, C-terminal domain; Alanine racemase plays a role in providing the D-alanine ...
249-385 1.58e-45

Alanine racemase, C-terminal domain; Alanine racemase plays a role in providing the D-alanine required for cell wall biosynthesis by isomerising L-alanine to D-alanine. Proteins contains this domain are found in both prokaryotic and eukaryotic proteins.


Pssm-ID: 214969 [Multi-domain]  Cd Length: 124  Bit Score: 152.61  E-value: 1.58e-45
                           10        20        30        40        50        60        70        80
                   ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  249 AMSVRARVTRVARPAVGEGVGYGLTYRVPKPSiQIATVPIGYADGLSRSLSNnMDVLVRGQRARQVGRICMDQFMfaVDV 328
Cdd:smart01005   1 VMTLKARVIQVREVPAGETVGYGATFTADRDT-RIATVPIGYADGYPRALSN-GPVLINGQRVPVVGRVSMDQLM--VDV 76
                           90       100       110       120       130
                   ....*....|....*....|....*....|....*....|....*....|....*..
gi 2553755746  329 NDarayrpVEPVERGDLVTVMgvdGDEEITADEMARRRGTINYEVTCDFGMRLEKVF 385
Cdd:smart01005  77 TD------IPDVKVGDEVVLF---GPQEITADELAEAAGTISYEILTRLGPRVPRVY 124
PLPDE_III cd06808
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes; The fold type III PLP-dependent enzyme ...
21-229 1.28e-25

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes; The fold type III PLP-dependent enzyme family is predominantly composed of two-domain proteins with similarity to bacterial alanine racemases (AR) including eukaryotic ornithine decarboxylases (ODC), prokaryotic diaminopimelate decarboxylases (DapDC), biosynthetic arginine decarboxylases (ADC), carboxynorspermidine decarboxylases (CANSDC), and similar proteins. AR-like proteins contain an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. They exist as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. These proteins play important roles in the biosynthesis of amino acids and polyamine. The family also includes the single-domain YBL036c-like proteins, which contain a single PLP-binding TIM-barrel domain without any N- or C-terminal extensions. Due to the lack of a second domain, these proteins may possess only limited D- to L-alanine racemase activity or non-specific racemase activity.


Pssm-ID: 143484 [Multi-domain]  Cd Length: 211  Bit Score: 102.78  E-value: 1.28e-25
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  21 VRKNTRAFKALLRPGVQMMCAVKADAyghgAVECARAMhASGASQFAVATVDEGVELRKAGI-EWPVLMLNESPLQS--I 97
Cdd:cd06808     1 IRHNYRRLREAAPAGITLFAVVKANA----NPEVARTL-AALGTGFDVASLGEALLLRAAGIpPEPILFLGPCKQVSelE 75
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  98 DVLLEYDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTG--MSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHFATAD 175
Cdd:cd06808    76 DAAEQGVIVVTVDSLEELEKLEEAALKAGPPARVLLRIDTGdeNGKFGVRPEELKALLERAKELPHLRLVGLHTHFGSAD 155
                         170       180       190       200       210
                  ....*....|....*....|....*....|....*....|....*....|....*...
gi 2553755746 176 vvGDWD-FRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGT---VLHPELHNDMCRVGI 229
Cdd:cd06808   156 --EDYSpFVEALSRFVAALDQLGELGIDLEQLSIGGSFAIlylQELPLGTFIIVEPGR 211
YhfX COG3457
Predicted amino acid racemase [Amino acid transport and metabolism];
14-172 1.79e-11

Predicted amino acid racemase [Amino acid transport and metabolism];


Pssm-ID: 442680 [Multi-domain]  Cd Length: 356  Bit Score: 64.83  E-value: 1.79e-11
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  14 VEVDLNAVRKNTRAFKALLRP-GVQMMCAVKAdayGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLNES 92
Cdd:COG3457     6 LVIDLDKIRENARRLVELAAKhGIELYGVTKQ---FGGNPEIAKALLDGGIKGIVDSRIKNLKKLKRAGIPHPGHLLRIP 82
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  93 PLQSIDVLLEY-DIMpSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFTHF 171
Cdd:COG3457    83 MLSEVEEVVRYaDIS-LNSELETARALSEAAKKQGKVHKVILMVDLGDLREGGFPEELVDTVEEILKLPGIELAGLGTNL 161

                  .
gi 2553755746 172 A 172
Cdd:COG3457   162 P 162
Dsd1 COG3616
D-serine deaminase, pyridoxal phosphate-dependent [Amino acid transport and metabolism];
16-262 3.54e-08

D-serine deaminase, pyridoxal phosphate-dependent [Amino acid transport and metabolism];


Pssm-ID: 442834 [Multi-domain]  Cd Length: 357  Bit Score: 54.75  E-value: 3.54e-08
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  16 VDLNAVRKNTRAFKALLRP-GVQMMCAVKAdaygHGAVECARAMHASGASQFAVATVDEGVELRKAGIEWpVLMLNESP- 93
Cdd:COG3616    13 LDLDALERNIARMAARAAAhGVRLRPHGKT----HKSPELARRQLAAGAWGITVATLAEAEVLAAAGVDD-ILLAYPLVg 87
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  94 ---LQSIDVLLEYDIMPSVY--DMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMP-EDAVEFRRMIDFHRGIECAGT 167
Cdd:COG3616    88 pakLARLAALARAGARLTVLvdSVEQAEALAAAAAAAGRPLRVLVELDVGGGRTGVRPpEAALALARAIAASPGLRLAGL 167
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 168 FTHFATADVVGDWDFRQQS-----TRFMDTVGALRDAGLDCGLVHCDNTPG-TVLHPELHNDMCRVGIGLYGLHPADTTV 241
Cdd:COG3616   168 MTYEGHIYGADDAEERRAAareelARLAAAAEALRAAGLPCPIVSGGGTPTfDFVADLPGVTELRPGSYVFHDAGYYRYG 247
                         250       260
                  ....*....|....*....|.
gi 2553755746 242 PRIQLVPAMSVRARVTRVARP 262
Cdd:COG3616   248 VCFPFDPALSVLATVVSRPEP 268
PLPDE_III_LS_D-TA cd06819
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Low Specificity D-Threonine Aldolase; ...
16-214 3.16e-07

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Low Specificity D-Threonine Aldolase; Low specificity D-threonine aldolase (Low specificity D-TA, EC 4.3.1.18), encoded by dtaAS gene from Arthrobacter sp. strain DK-38, is the prototype of this subfamily. Low specificity D-TAs are fold type III PLP-dependent enzymes that catalyze the interconversion between D-threonine/D-allo-threonine and glycine plus acetaldehyde. Both PLP and divalent cations (eg. Mn2+) are required for catalytic activity. Members of this subfamily show similarity to bacterial alanine racemase (AR), which contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Based on its similarity to AR, it is possible that low specificity D-TAs also form dimers in solution. Experimental data show that the monomeric form of low specificity D-TAs exhibit full catalytic activity.


Pssm-ID: 143493 [Multi-domain]  Cd Length: 358  Bit Score: 51.83  E-value: 3.16e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  16 VDLNAVRKNTRA-FKALLRPGVqmmcAVKADAYGHGAVECARAMHASGASQFAVATVDEGVELRKAGIEwPVLMLNE-SP 93
Cdd:cd06819    12 LDLDALERNIKRmAAFAKAHGV----RLRPHAKTHKCPAIARRQIAAGAVGVCCQKLSEAEVMAAAGIR-DILITNEvVG 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  94 LQSIDVLLE----YDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMP-EDAVEFRRMIDFH-----RGIE 163
Cdd:cd06819    87 PAKIARLAAlarrAPLIVCVDHPDNVRALAAAAVEAGVRLDVLVEIDVGQGRCGVPPgEAALALARTIAALpglrfAGLQ 166
                         170       180       190       200       210
                  ....*....|....*....|....*....|....*....|....*....|....*.
gi 2553755746 164 C-AGTFTHFATADvvgdwDFRQQSTRFM----DTVGALRDAGLDCGLVHCDNTpGT 214
Cdd:cd06819   167 AyHGHLQHIRDYE-----ERRAAIAEAAealqATRDALEAAGLPCEIVTGGGT-GT 216
PLPDE_III_AR_like_1 cd06815
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase-like 1; This subfamily ...
14-172 1.68e-06

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Alanine Racemase-like 1; This subfamily is composed of uncharacterized bacterial proteins with similarity to bacterial alanine racemases (AR), which are fold type III PLP-dependent enzymes containing an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. It catalyzes the interconversion between L- and D-alanine, which is an essential component of the peptidoglycan layer of bacterial cell walls. Members of this subfamily may act as PLP-dependent enzymes.


Pssm-ID: 143490 [Multi-domain]  Cd Length: 353  Bit Score: 49.47  E-value: 1.68e-06
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  14 VEVDLNAVRKNTRAFKALLRP-GVQMMCAVKADAyghGAVECARAMHASGASQFAVATVDEGVELRKAGIEWPVLMLnES 92
Cdd:cd06815     4 LEINLSKIRHNAKVLVELCKSrGIEVTGVTKVVC---GDPEIAEALLEGGITHLADSRIENLKKLKDLGISGPKMLL-RI 79
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  93 PLQS-IDVLLEY-DI-MPSvyDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMIDFHRGIECAGTFT 169
Cdd:cd06815    80 PMLSeVEDVVKYaDIsLNS--ELETIKALSEEAKKQGKIHKIILMVDLGDLREGVLPEDLLDFVEEILKLPGIELVGIGT 157

                  ...
gi 2553755746 170 HFA 172
Cdd:cd06815   158 NLG 160
PLPDE_III_LS_D-TA_like cd06820
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes, Low Specificity D-Threonine ...
16-214 2.19e-05

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes, Low Specificity D-Threonine Aldolase-like; This subfamily is composed of uncharacterized bacterial proteins with similarity to low specificity D-threonine aldolase (D-TA), which is a fold type III PLP-dependent enzyme that catalyzes the interconversion between D-threonine/D-allo-threonine and glycine plus acetaldehyde. Both PLP and divalent cations (eg. Mn2+) are required for catalytic activity. Low specificity D-TAs show similarity to bacterial alanine racemase (AR), which contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Based on its similarity to AR, it is possible that low specificity D-TAs also form dimers in solution. Experimental data show that the monomeric form of low specificity D-TAs exhibit full catalytic activity.


Pssm-ID: 143494 [Multi-domain]  Cd Length: 353  Bit Score: 46.15  E-value: 2.19e-05
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  16 VDLNAVRKNTRAFKALLRP-GVQMMCAVKAdaygHGAVECARAMHASGASQFAVATVDEGVELRKAGIE-----WPVLml 89
Cdd:cd06820     8 IDLDRLERNIARMQAYADAhGLSLRPHIKT----HKSPEIARLQLAAGAIGITVATVGEAEVMADAGLSdifiaYPIV-- 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  90 NESPLQSIDVLLE-YDIMPSVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVM-PEDAVEFRRMIDFHRGIECAGT 167
Cdd:cd06820    82 GRQKLERLRALAErVTLSVGVDSAEVARGLAEVAEGAGRPLEVLVEVDSGMNRCGVQtPEDAVALARAIASAPGLRFRGI 161
                         170       180       190       200
                  ....*....|....*....|....*....|....*....|....*....
gi 2553755746 168 FTHFATADVVGDW--DFRQQSTRFMDTVGALRDAGLDCGLVHCDNTPGT 214
Cdd:cd06820   162 FTYPGHSYAPGALeeAAADEAEALLAAAGILEEAGLEPPVVSGGSTPTL 210
PLPDE_III_DSD_D-TA_like cd07376
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes Similar to D-Serine Dehydratase and ...
20-266 3.91e-03

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzymes Similar to D-Serine Dehydratase and D-Threonine Aldolase; This family includes eukaryotic D-serine dehydratases (DSD), cryptic DSDs from bacteria, D-threonine aldolases (D-TA), low specificity D-TAs, and similar uncharacterized proteins. DSD catalyzes the dehydration of D-serine to aminoacrylate, which is rapidly hydrolyzed to pyruvate and ammonia. D-TA reversibly catalyzes the aldol cleavage of D-threonine into glycine and acetaldehyde, and the synthesis of D-threonine from glycine and acetaldehyde. Members of this family are fold type III PLP-dependent enzymes, similar to bacterial alanine racemase (AR), which contains an N-terminal PLP-binding TIM barrel domain and a C-terminal beta-sandwich domain. AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Based on similarity to AR, it is possible members of this family also form dimers in solution.


Pssm-ID: 143511 [Multi-domain]  Cd Length: 345  Bit Score: 38.98  E-value: 3.91e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  20 AVRKNTRAFKALLRP-GVQMMCAVKAdaygHGAVECARAMHASGASQFAVATVDEGVELRKAGIEwPVLMLNESPLQ-SI 97
Cdd:cd07376     1 ALEANISRMAARARAsGVRLRPHVKT----HKSPELAQRQLAAGARGVTVATLAEAETFAEAGVK-DILMAYPLVGPaAI 75
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  98 DVLL-------EYDIMpsVYDMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMPEDAVEFRRMI--DFHRGIECAGTF 168
Cdd:cd07376    76 ARLAgllrqeaEFHVL--VDSPEALAALAAFAAAHGVRLRVMLEVDVGGHRSGVRPEEAAALALADavQASPGLRLAGVM 153
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746 169 THFATADVVGDWDFRQQSTRfmDTVGALRDA------GLDCGLVHCDNTPGTVLH-PELHNDMCRVGIGLYGLHPADTTV 241
Cdd:cd07376   154 AYEGHIYGAGGAREGAQARD--QAVAAVRAAaaaaerGLACPTVSGGGTPTYQLTaGDRAVTELRAGSYVFMDTGFDTLG 231
                         250       260
                  ....*....|....*....|....*.
gi 2553755746 242 PRIQLVPAMsvraRVTRVA-RPAVGE 266
Cdd:cd07376   232 ACAQRPAAF----RVTTVIsRPAPTG 253
PLPDE_III_DapDC cd06828
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Diaminopimelate Decarboxylase; ...
17-202 4.96e-03

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme Diaminopimelate Decarboxylase; Diaminopimelate decarboxylase (DapDC, EC 4.1.1.20) participates in the last step of lysine biosynthesis. It converts meso-2,6-diaminoheptanedioate to L-lysine. It is a fold type III PLP-dependent enzyme that contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain, similar to bacterial alanine racemases. DapDC exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Homodimer formation and the presence of the PLP cofactor are required for catalytic activity.


Pssm-ID: 143501 [Multi-domain]  Cd Length: 373  Bit Score: 38.62  E-value: 4.96e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  17 DLNAVRKNTRAFK-ALLRPGVQMMCAVKA----------DAYGHGAV-----ECARAMHASGASQ---F-AVATVDEgvE 76
Cdd:cd06828     9 DEATIRENYRRLKeAFSGPGFKICYAVKAnsnlailkllAEEGLGADvvsggELYRALKAGFPPErivFtGNGKSDE--E 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  77 LRKAgIEWPVLMLNesplqsIDVLLEYDIMPSVydmdfALAYGERA-VAL----DKVGKYHLAIDTGM--SRIGVMPEDA 149
Cdd:cd06828    87 LELA-LELGILRIN------VDSLSELERLGEI-----APELGKGApVALrvnpGVDAGTHPYISTGGkdSKFGIPLEQA 154
                         170       180       190       200       210
                  ....*....|....*....|....*....|....*....|....*....|....
gi 2553755746 150 VEFRRMIDFHRGIECAGtfTHFATADVVGDWD-FRQQSTRFMDTVGALRDAGLD 202
Cdd:cd06828   155 LEAYRRAKELPGLKLVG--LHCHIGSQILDLEpFVEAAEKLLDLAAELRELGID 206
PLPDE_III_D-TA cd06821
Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme D-Threonine Aldolase; D-threonine ...
16-212 5.35e-03

Type III Pyridoxal 5-phosphate (PLP)-Dependent Enzyme D-Threonine Aldolase; D-threonine aldolase (D-TA, EC 4.3.1.18) reversibly catalyzes the aldol cleavage of D-threonine into glycine and acetaldehyde, and the synthesis of D-threonine from glycine and acetaldehyde. Its activity is present in several genera of bacteria but not in fungi. It requires PLP and a divalent cation such as Co2+, Ni2+, Mn2+, or Mg2+ as cofactors for catalytic activity and thermal stability. Members of this subfamily show similarity to bacterial alanine racemase (AR), a fold type III PLP-dependent enzyme which contains an N-terminal PLP-binding TIM-barrel domain and a C-terminal beta-sandwich domain. AR exists as homodimers with active sites that lie at the interface between the TIM barrel domain of one subunit and the beta-sandwich domain of the other subunit. Based on its similarity to AR, it is possible that low specificity D-TAs also form dimers in solution. Experimental data show that the monomeric form of low specificity D-TAs exhibit full catalytic activity.


Pssm-ID: 143495 [Multi-domain]  Cd Length: 361  Bit Score: 38.43  E-value: 5.35e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  16 VDLNAVRKNTRAFKAL------LRPGVQMmcavkadaygHGAVECARAMHASGASQFAVATVDEGVELRKAGIEwpvlml 89
Cdd:cd06821    14 VYPDRIEENIRRMIRMagdpqrLRPHVKT----------HKMAEIVRLQLEAGITKFKCATIAEAEMLAEAGAP------ 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2553755746  90 nesplqsiDVLLEY-----------DIM---PSVY------DMDFALAYGERAVALDKVGKYHLAIDTGMSRIGVMP-ED 148
Cdd:cd06821    78 --------DVLLAYplvgpnierflELAkkyPGTRfsalvdDLEAAEALSAAAGSAGLTLSVLLDVNTGMNRTGIAPgED 149
                         170       180       190       200       210       220       230
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 2553755746 149 AVEFRRMIDFHRGIECAGTFT---HFATADVvgdwDFRQQST-----RFMDTVGALRDAGLDCGLVHCDNTP 212
Cdd:cd06821   150 AEELYRAIATLPGLVLAGLHAydgHHRNTDL----AEREAAAdaaykPVLALREALEAAGLPVPELVAGGTP 217
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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