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Conserved domains on  [gi|2458278142|gb|WEL32834|]
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cytochrome c oxidase subunit III (mitochondrion) [Ptygomastax nihilsulcus]

Protein Classification

cytochrome c oxidase subunit 3( domain architecture ID 10009592)

cytochrome c oxidase subunit 3 is one of main transmembrane subunits of cytochrome c oxidase, the last enzyme in the respiratory electron transport chain of mitochondria or bacteria located in the mitochondrial or bacterial membrane

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
COX3 MTH00155
cytochrome c oxidase subunit III; Provisional
5-259 6.77e-159

cytochrome c oxidase subunit III; Provisional


:

Pssm-ID: 214439  Cd Length: 255  Bit Score: 441.16  E-value: 6.77e-159
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   5 NNNQPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWG 84
Cdd:MTH00155    1 KKNHPFHLVDYSPWPLTGSIGAMTLTSGLIKWFHQFNMNLLILGLIITLLTMFQWWRDVIREGTFQGLHTKKVTKGLRWG 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  85 MILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQG 164
Cdd:MTH00155   81 MILFIVSEVFFFISFFWAFFHSSLSPNIELGMIWPPKGIIPFNPFQIPLLNTIILLSSGVTVTWAHHSLMENNYKQATQS 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 165 IMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYW 244
Cdd:MTH00155  161 LFFTIILGIYFTMLQAYEYYEAPFTIADSVYGSTFFMATGFHGLHVIIGTTFLLVCLIRHLNNHFSSNHHFGFEAAAWYW 240
                         250
                  ....*....|....*
gi 2458278142 245 HFVDVVWLFLYISIY 259
Cdd:MTH00155  241 HFVDVVWLFLYISIY 255
 
Name Accession Description Interval E-value
COX3 MTH00155
cytochrome c oxidase subunit III; Provisional
5-259 6.77e-159

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214439  Cd Length: 255  Bit Score: 441.16  E-value: 6.77e-159
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   5 NNNQPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWG 84
Cdd:MTH00155    1 KKNHPFHLVDYSPWPLTGSIGAMTLTSGLIKWFHQFNMNLLILGLIITLLTMFQWWRDVIREGTFQGLHTKKVTKGLRWG 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  85 MILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQG 164
Cdd:MTH00155   81 MILFIVSEVFFFISFFWAFFHSSLSPNIELGMIWPPKGIIPFNPFQIPLLNTIILLSSGVTVTWAHHSLMENNYKQATQS 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 165 IMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYW 244
Cdd:MTH00155  161 LFFTIILGIYFTMLQAYEYYEAPFTIADSVYGSTFFMATGFHGLHVIIGTTFLLVCLIRHLNNHFSSNHHFGFEAAAWYW 240
                         250
                  ....*....|....*
gi 2458278142 245 HFVDVVWLFLYISIY 259
Cdd:MTH00155  241 HFVDVVWLFLYISIY 255
COX3 pfam00510
Cytochrome c oxidase subunit III;
9-262 1.93e-124

Cytochrome c oxidase subunit III;


Pssm-ID: 395410  Cd Length: 258  Bit Score: 354.41  E-value: 1.93e-124
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNS--LMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMI 86
Cdd:pfam00510   2 PFHMVSPSPWPLFGSFALLLLTSGLVLWFHGYSGNmtLFIIALFSLLLTMYLWFRDIIREGTFLGDHTFAVQKGLNLGMI 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  87 LFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIM 166
Cdd:pfam00510  82 LFIISEVFFFLGIFWAFFHSALSPTVELGAQWPPVGIHPVNPFEVPLLNTIILLSSGVTVTYAHHSLIEGNRKQALQGLI 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 167 MTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHF 246
Cdd:pfam00510 162 LTILLAVYFTGLQAMEYTEASFTISDGVYGSTFYFATGFHGLHVIIGTAFLAVCFLRLLKYHLTDNHHFGFEAAILYWHF 241
                         250
                  ....*....|....*.
gi 2458278142 247 VDVVWLFLYISIYWWS 262
Cdd:pfam00510 242 VDVVWLFLYVSVYWWG 257
Cyt_c_Oxidase_III cd01665
Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
20-261 1.52e-123

Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. CcO catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit III contains bound phospholipids in several crystal structures and is proposed to contain a "lipid pool." These phospholipids are believed to intrinsic constituents similar to cofactors of the enzyme.


Pssm-ID: 238834  Cd Length: 243  Bit Score: 351.43  E-value: 1.52e-123
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  20 LTAAIGAMVTASGLAKWFHMFNNSLMLN-GIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILFISSEVLFFVS 98
Cdd:cd01665     1 ILGSFGLLLLALGLVLWMHGYGGPLLLFlGLILLILTMFLWWRDVIRESTFGGHHTKKVQKGLRLGMILFILSEVMFFFS 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  99 FFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMTTMLGLYFTLL 178
Cdd:cd01665    81 FFWAFFHSSLSPSVELGGTWPPVGIEPLNPFGIPLLNTIILLSSGATVTWAHHALLLGNRKKAILGLILTILLGVYFTGL 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 179 QWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVDVVWLFLYISI 258
Cdd:cd01665   161 QAYEYYEASFTISDSVYGSTFFMLTGFHGLHVIIGTIFLTVCLIRLLKGHFSSNHHLGFEAAIWYWHFVDVVWLFLFVFV 240

                  ...
gi 2458278142 259 YWW 261
Cdd:cd01665   241 YWW 243
CyoC COG1845
Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];
72-261 2.85e-53

Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];


Pssm-ID: 441450  Cd Length: 192  Bit Score: 171.19  E-value: 2.85e-53
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  72 LHTIMVSKGLRWGMILFISSEVLFFVSFFWAYFHsslaptieLGMTFP--PEGIKPFNPmQVPLLNTVVLLSSGITITWA 149
Cdd:COG1845     7 PHAPERRSPGKLGMWLFLASEVMLFAALFAAYFV--------LRASAPdwPAGAELLDL-PLPLINTLLLLLSSFTVALA 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 150 HHSLMESNYSMSIQGIMMTTMLGLYFTLLQWYEY---WESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYY 226
Cdd:COG1845    78 VRAARRGDRKGLRLWLLLTLLLGLAFLGLQAYEYshlIAEGLTPTSNAFGSFFFLLTGFHGLHVIIGLIWLLVVLVRALR 157
                         170       180       190
                  ....*....|....*....|....*....|....*
gi 2458278142 227 MHFSNNHHFGFEAAAWYWHFVDVVWLFLYISIYWW 261
Cdd:COG1845   158 GGFTPENHTGVEAAALYWHFVDVVWIFLFALVYLL 192
QoxC TIGR02897
cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the ...
84-259 3.17e-09

cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the aa3-type quinone oxidase, one of several bacterial terminal oxidases. This complex couples oxidation of reduced quinones with the reduction of molecular oxygen to water and the pumping of protons to form a proton gradient utilized for ATP production. aa3-type oxidases contain two heme a cofactors as well as copper atoms in the active site. [Energy metabolism, Electron transport]


Pssm-ID: 131943  Cd Length: 190  Bit Score: 55.25  E-value: 3.17e-09
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  84 GMILFISSEVLFFVSFFWAYFhsslapTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQ 163
Cdd:TIGR02897  13 GFWIFLGAEIALFATLFATYL------VLQHGGDYAGKMPAELFELPLVLIMTFLLLFSSFTCGIAIYEMRKENQKLMMF 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 164 GIMMTTMLGLYFTLLQWYE---YWESPFTISDSIYGSSFFMATGFHGIHV---IIGTTFLLVCLTRHYYMHFSNNHHFgf 237
Cdd:TIGR02897  87 WMIITLLLGAGFVGFEIYEfahYASEGVTPQIGSYWSSFFVLLGTHGCHVtlgIVWAICLLIQIQRRGLTPYTAPKVF-- 164
                         170       180
                  ....*....|....*....|..
gi 2458278142 238 eAAAWYWHFVDVVWLFLYISIY 259
Cdd:TIGR02897 165 -IVSLYWHFLDVVWVFIFTAVY 185
 
Name Accession Description Interval E-value
COX3 MTH00155
cytochrome c oxidase subunit III; Provisional
5-259 6.77e-159

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214439  Cd Length: 255  Bit Score: 441.16  E-value: 6.77e-159
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   5 NNNQPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWG 84
Cdd:MTH00155    1 KKNHPFHLVDYSPWPLTGSIGAMTLTSGLIKWFHQFNMNLLILGLIITLLTMFQWWRDVIREGTFQGLHTKKVTKGLRWG 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  85 MILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQG 164
Cdd:MTH00155   81 MILFIVSEVFFFISFFWAFFHSSLSPNIELGMIWPPKGIIPFNPFQIPLLNTIILLSSGVTVTWAHHSLMENNYKQATQS 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 165 IMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYW 244
Cdd:MTH00155  161 LFFTIILGIYFTMLQAYEYYEAPFTIADSVYGSTFFMATGFHGLHVIIGTTFLLVCLIRHLNNHFSSNHHFGFEAAAWYW 240
                         250
                  ....*....|....*
gi 2458278142 245 HFVDVVWLFLYISIY 259
Cdd:MTH00155  241 HFVDVVWLFLYISIY 255
COX3 MTH00118
cytochrome c oxidase subunit III; Provisional
9-261 1.83e-146

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177179  Cd Length: 261  Bit Score: 410.11  E-value: 1.83e-146
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILF 88
Cdd:MTH00118    7 PYHMVDPSPWPLTGAMAALLLTSGLAMWFHYNSTTLLKLGLLSMLLTMLQWWRDIVRESTFQGHHTPTVQKGLRYGMILF 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  89 ISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMT 168
Cdd:MTH00118   87 ITSEVFFFLGFFWAFYHSSLAPTPELGGQWPPTGIKPLNPFEVPLLNTAVLLASGVTVTWAHHSIMEGNRKQAIQALTLT 166
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 169 TMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVD 248
Cdd:MTH00118  167 ILLGLYFTALQAMEYYEAPFTISDSVYGSTFFVATGFHGLHVIIGSTFLIVCLLRLIKFHFTTNHHFGFEAAAWYWHFVD 246
                         250
                  ....*....|...
gi 2458278142 249 VVWLFLYISIYWW 261
Cdd:MTH00118  247 VVWLFLYISIYWW 259
COX3 MTH00189
cytochrome c oxidase subunit III; Provisional
9-261 1.27e-142

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177238  Cd Length: 260  Bit Score: 400.50  E-value: 1.27e-142
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILF 88
Cdd:MTH00189    6 PFHLVDPSPWPLTGAIAALLLTSGLAMWFHYNSFILLFLGLILLLLTMIQWWRDVVRESTFQGFHTPPVQKGLRYGMILF 85
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  89 ISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMT 168
Cdd:MTH00189   86 ITSEVFFFLGFFWAFFHSSLAPTVELGMCWPPTGIEPLNPFEVPLLNTAVLLSSGVTVTWAHHSLMEGNRKEAIQALTLT 165
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 169 TMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVD 248
Cdd:MTH00189  166 VILGVYFTLLQAMEYYEAPFTIADSVYGSTFFVATGFHGLHVIIGSTFLLVCLLRQIQGHFTSSHHFGFEAAAWYWHFVD 245
                         250
                  ....*....|...
gi 2458278142 249 VVWLFLYISIYWW 261
Cdd:MTH00189  246 VVWLFLYVSIYWW 258
COX3 MTH00141
cytochrome c oxidase subunit III; Provisional
8-262 1.26e-137

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177199  Cd Length: 259  Bit Score: 387.71  E-value: 1.26e-137
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   8 QPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMIL 87
Cdd:MTH00141    4 NPFHLVEFSPWPLTGSIGALFLTVGLVSWFHGGSFLLLVLGLVLIVLTMFQWWRDIVRESTFQGFHTSKVQRGLRWGFIL 83
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  88 FISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMM 167
Cdd:MTH00141   84 FIVSEVCFFFAFFWAYFHSSLAPSVEIGCCWPPVGIEPLNPFQVPLLNTAVLLASGVTVTWAHHSLMEGDYKSALQGLGL 163
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 168 TTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFV 247
Cdd:MTH00141  164 TIILGVYFTFLQAGEYYEASFSIADGVYGSTFFVLTGFHGLHVIIGTTFLLVCLVRLLLGHFSTNHHFGFEAAAWYWHFV 243
                         250
                  ....*....|....*
gi 2458278142 248 DVVWLFLYISIYWWS 262
Cdd:MTH00141  244 DVVWLFLYLSIYWWG 258
COX3 MTH00039
cytochrome c oxidase subunit III; Validated
4-261 8.20e-136

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177114  Cd Length: 260  Bit Score: 383.31  E-value: 8.20e-136
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   4 INNNQPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRW 83
Cdd:MTH00039    1 MTHQHPYHLVDQSPWPLTAAIGALIMTSGLVLWFHGDSILLLLLGLLLLILTSINWWRDVIREATFQGMHTLIVINGLRY 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  84 GMILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQ 163
Cdd:MTH00039   81 GMILFITSEVCFFFAFFWAFFHSSLAPTVEIGVSWPPTGINPINPFLVPLLNTAVLLSSGVTITWSHHSILEGNRTEAIQ 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 164 GIMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWY 243
Cdd:MTH00039  161 ALFLTVLLGLYFTALQAWEYYDAPFTIADSVYGSTFFVATGFHGLHVIIGTTFLAVCLFRLINHHFSNNHHFGFEAAAWY 240
                         250
                  ....*....|....*...
gi 2458278142 244 WHFVDVVWLFLYISIYWW 261
Cdd:MTH00039  241 WHFVDVVWLFLYVCIYWW 258
COX3 MTH00099
cytochrome c oxidase subunit III; Validated
9-261 2.35e-131

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177161  Cd Length: 261  Bit Score: 371.75  E-value: 2.35e-131
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILF 88
Cdd:MTH00099    7 AYHMVNPSPWPLTGALSALLMTSGLIMWFHFNSTTLLTLGLLTNMLTMYQWWRDIIRESTFQGHHTPIVQKGLRYGMILF 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  89 ISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMT 168
Cdd:MTH00099   87 IISEVFFFAGFFWAFYHSSLAPTPELGGCWPPTGITPLNPLEVPLLNTSVLLASGVSITWAHHSLMEGNRKHMLQALFIT 166
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 169 TMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVD 248
Cdd:MTH00099  167 ILLGLYFTLLQASEYYEAPFTISDGIYGSTFFMATGFHGLHVIIGSTFLIVCFLRQLKFHFTSNHHFGFEAAAWYWHFVD 246
                         250
                  ....*....|...
gi 2458278142 249 VVWLFLYISIYWW 261
Cdd:MTH00099  247 VVWLFLYVSIYWW 259
COX3 MTH00219
cytochrome c oxidase subunit III; Provisional
8-261 3.70e-131

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214464  Cd Length: 262  Bit Score: 371.43  E-value: 3.70e-131
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   8 QPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMIL 87
Cdd:MTH00219    7 NPYHLVDYSPWPLTGSLGALMLTSGLVAWFHHYNLDLLILGLLIIVLTMIQWWRDVIRESTFMGLHTSKVSTGLRIGMIL 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  88 FISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMM 167
Cdd:MTH00219   87 FIVSEILFFFAFFWAFFHSSLAPTIELGSCWPPTGINPLNPFQVPLLNTAVLLASGVTVTWAHHSLMESNHKEAQQGLLF 166
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 168 TTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFV 247
Cdd:MTH00219  167 TILLGLYFTMLQGMEYLEASFSISDSVYGTTFFVATGFHGLHVIIGTIFLFVCFMRGLMLHFSKNHHFGFEAAAWYWHFV 246
                         250
                  ....*....|....
gi 2458278142 248 DVVWLFLYISIYWW 261
Cdd:MTH00219  247 DVVWLFLYVSIYWW 260
COX3 MTH00130
cytochrome c oxidase subunit III; Provisional
9-261 6.61e-130

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177188  Cd Length: 261  Bit Score: 368.32  E-value: 6.61e-130
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILF 88
Cdd:MTH00130    7 AYHMVDPSPWPLTGAVAALLMTSGLAIWFHFHSTTLMTLGLILLLLTMYQWWRDIVREGTFQGHHTPPVQKGLRYGMILF 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  89 ISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMT 168
Cdd:MTH00130   87 ITSEVFFFLGFFWAFYHSSLAPTPELGGCWPPTGITTLDPFEVPLLNTAVLLASGVTVTWAHHSIMEGERKQAIQSLTLT 166
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 169 TMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVD 248
Cdd:MTH00130  167 ILLGFYFTFLQAMEYYEAPFTIADGVYGSTFFVATGFHGLHVIIGSTFLAVCLLRQIQYHFTSEHHFGFEAAAWYWHFVD 246
                         250
                  ....*....|...
gi 2458278142 249 VVWLFLYISIYWW 261
Cdd:MTH00130  247 VVWLFLYISIYWW 259
COX3 MTH00075
cytochrome c oxidase subunit III; Provisional
10-261 3.36e-127

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177146  Cd Length: 261  Bit Score: 361.37  E-value: 3.36e-127
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  10 YHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILFI 89
Cdd:MTH00075    8 FHMVDPSPWPLTGAIAALLLTSGLAMWFHFGSMIIMLLGLIIMLLTMFQWWRDIVREGTFQGHHTPPVQKGLRYGMILFI 87
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  90 SSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMTT 169
Cdd:MTH00075   88 TSEVFFFLGFFWAFYNSSLAPTPELGECWPPTGITPLDPFEVPLLNTAVLLASGVTVTWAHHSIMQGNRKEAIQSLALTI 167
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 170 MLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVDV 249
Cdd:MTH00075  168 ILGLYFTLLQAMEYYEAPFTIADGVYGSTFFVATGFHGLHVIIGSLFLLVCLLRQINFHFTSQHHFGFEAAAWYWHFVDV 247
                         250
                  ....*....|..
gi 2458278142 250 VWLFLYISIYWW 261
Cdd:MTH00075  248 VWLFLYVSIYWW 259
COX3 pfam00510
Cytochrome c oxidase subunit III;
9-262 1.93e-124

Cytochrome c oxidase subunit III;


Pssm-ID: 395410  Cd Length: 258  Bit Score: 354.41  E-value: 1.93e-124
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNS--LMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMI 86
Cdd:pfam00510   2 PFHMVSPSPWPLFGSFALLLLTSGLVLWFHGYSGNmtLFIIALFSLLLTMYLWFRDIIREGTFLGDHTFAVQKGLNLGMI 81
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  87 LFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIM 166
Cdd:pfam00510  82 LFIISEVFFFLGIFWAFFHSALSPTVELGAQWPPVGIHPVNPFEVPLLNTIILLSSGVTVTYAHHSLIEGNRKQALQGLI 161
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 167 MTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHF 246
Cdd:pfam00510 162 LTILLAVYFTGLQAMEYTEASFTISDGVYGSTFYFATGFHGLHVIIGTAFLAVCFLRLLKYHLTDNHHFGFEAAILYWHF 241
                         250
                  ....*....|....*.
gi 2458278142 247 VDVVWLFLYISIYWWS 262
Cdd:pfam00510 242 VDVVWLFLYVSVYWWG 257
Cyt_c_Oxidase_III cd01665
Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
20-261 1.52e-123

Cytochrome c oxidase subunit III. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. CcO catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit III contains bound phospholipids in several crystal structures and is proposed to contain a "lipid pool." These phospholipids are believed to intrinsic constituents similar to cofactors of the enzyme.


Pssm-ID: 238834  Cd Length: 243  Bit Score: 351.43  E-value: 1.52e-123
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  20 LTAAIGAMVTASGLAKWFHMFNNSLMLN-GIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILFISSEVLFFVS 98
Cdd:cd01665     1 ILGSFGLLLLALGLVLWMHGYGGPLLLFlGLILLILTMFLWWRDVIRESTFGGHHTKKVQKGLRLGMILFILSEVMFFFS 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  99 FFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMTTMLGLYFTLL 178
Cdd:cd01665    81 FFWAFFHSSLSPSVELGGTWPPVGIEPLNPFGIPLLNTIILLSSGATVTWAHHALLLGNRKKAILGLILTILLGVYFTGL 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 179 QWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVDVVWLFLYISI 258
Cdd:cd01665   161 QAYEYYEASFTISDSVYGSTFFMLTGFHGLHVIIGTIFLTVCLIRLLKGHFSSNHHLGFEAAIWYWHFVDVVWLFLFVFV 240

                  ...
gi 2458278142 259 YWW 261
Cdd:cd01665   241 YWW 243
COX3 MTH00009
cytochrome c oxidase subunit III; Validated
8-261 1.13e-118

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177101  Cd Length: 259  Bit Score: 339.89  E-value: 1.13e-118
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   8 QPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMIL 87
Cdd:MTH00009    4 QPFHLVEYSPWPLTGSIGAFTLTVGLASWFHGYGTLCLILGLIIIILTMIQWWRDVIREGTYMGHHTSYVTKGLRWGMIL 83
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  88 FISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMM 167
Cdd:MTH00009   84 FIASEVMFFFAFFWAFFHSSLAPTPELGCSWPPTGIEPLNPFSVPLLNTAVLLASGVTVTWAHHSLIEGDRPEATQALIL 163
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 168 TTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFV 247
Cdd:MTH00009  164 TVLLGAYFTFLQAGEYIEAPFTIADSVYGSTFFVATGFHGLHVLIGSSFLFVCLLRTWSHHFSTGHHFGFEAAAWYWHFV 243
                         250
                  ....*....|....
gi 2458278142 248 DVVWLFLYISIYWW 261
Cdd:MTH00009  244 DVVWIFLYLCIYWW 257
COX3 MTH00024
cytochrome c oxidase subunit III; Validated
9-261 2.48e-116

cytochrome c oxidase subunit III; Validated


Pssm-ID: 214403  Cd Length: 261  Bit Score: 334.03  E-value: 2.48e-116
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   9 PYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMILF 88
Cdd:MTH00024    7 PYHLVEPSPWPFLGAGGAFFITVGSVVYFHYGFSFILYLGLLVIVGVMFVWWQDVIRESTFQGHHSLIVKQGLKYGMLLF 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  89 ISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMT 168
Cdd:MTH00024   87 ILSEVLFFFSFFWAFFHSSLAPAVELGVVWPPQGINPLNPFSVPLLNTAVLLSSGATVTWAHHAIISGKRKEAILGLFLT 166
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 169 TMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVD 248
Cdd:MTH00024  167 VFLGVLFTGLQAIEYYEAPFAISDSVYGSTFFVATGFHGLHVIIGTTFLFVCLLRLLSNQFTRRQHVGFEAASWYWHFVD 246
                         250
                  ....*....|...
gi 2458278142 249 VVWLFLYISIYWW 261
Cdd:MTH00024  247 VVWLFLYLCIYWW 259
COX3 MTH00052
cytochrome c oxidase subunit III; Provisional
8-261 5.56e-109

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 164623  Cd Length: 262  Bit Score: 315.19  E-value: 5.56e-109
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   8 QPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMIL 87
Cdd:MTH00052    7 HPYHLVDPSPWPYIGGCGALFTTVGGVMYFHYSQSWVLILGLITIIFTMVVWWRDVIRESTYQGHHTLIVKQGLKYGMIL 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  88 FISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMM 167
Cdd:MTH00052   87 FIVSEVCLFFSFFWAFFHSSLAPTIEIGAVWPPRGVDPLNPFSVPLLNTAVLLSSGATVTWAHHGIISGKRKEAIIGLAL 166
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 168 TTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFV 247
Cdd:MTH00052  167 TVALGLLFTGLQAMEYYEAPFTISDSVYGSTFFVTTGAHGGHVLIGSSFLLVCLFRLINHQFTRHHHFGFEAAAWYWHFV 246
                         250
                  ....*....|....
gi 2458278142 248 DVVWLFLYISIYWW 261
Cdd:MTH00052  247 DVVWLFLFIFMYWW 260
COX3 MTH00028
cytochrome c oxidase subunit III; Provisional
8-261 2.98e-96

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 214406  Cd Length: 297  Bit Score: 284.27  E-value: 2.98e-96
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   8 QPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSKGLRWGMIL 87
Cdd:MTH00028    6 HPYHLVDPSPWPFVGASGAFLFTSGAVILFHYSDYRLALTGLFLIIITASAWWRDVIREGTHQGHHTQIVVRGLKLGMLL 85
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  88 FISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMS------ 161
Cdd:MTH00028   86 FILSEVCLFFAFFWAFFHSSLAPSVELGSVWPPKGIEALDPFAVPLLNTTILLSSGATVTWAHHAIIGTGNPASlekgtq 165
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 162 ------------------------------IQGIMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVI 211
Cdd:MTH00028  166 giegpnpsngappdpqkgptfllsdfrtnaVIGLLMTILLGIIFTGLQAFEYKEASFAISDSVYGSTFFMLTGTHGLHVL 245
                         250       260       270       280       290
                  ....*....|....*....|....*....|....*....|....*....|
gi 2458278142 212 IGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVDVVWLFLYISIYWW 261
Cdd:MTH00028  246 VGTTFLIVCFIRLLSNQFTNSHHLGLEAAIWYWHFVDVVWLFLYVFVYWW 295
PLN02194 PLN02194
cytochrome-c oxidase
2-261 1.99e-86

cytochrome-c oxidase


Pssm-ID: 177845  Cd Length: 265  Bit Score: 258.05  E-value: 1.99e-86
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142   2 MTINNNQPYHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNS--LMLNGIMITMLTMYQWWRDVTREGTLQGLHTIMVSK 79
Cdd:PLN02194    1 MIESQRHSYHLVDPSPWPISGSLGALATTVGGVMYMHPFQGGarLLSLGLIFILYTMFVWWRDVLRESTLEGHHTKVVQL 80
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  80 GLRWGMILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYS 159
Cdd:PLN02194   81 GPRYGSILFIVSEVMFFFAFFWASSHSSLAPAVEIGGIWPPKGIEVLDPWEIPFLNTPILPSSGAAVTWAHHAILAGKEK 160
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 160 MSIQGIMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEA 239
Cdd:PLN02194  161 RAVYALVATVLLALVFTGFQGMEYYQAPFTISDSIYGSTFFLATGFHGFHVIIGTLFLIICGIRQYLGHLTKEHHVGFEA 240
                         250       260
                  ....*....|....*....|..
gi 2458278142 240 AAWYWHFVDVVWLFLYISIYWW 261
Cdd:PLN02194  241 AAWYWHFVDVVWLFLFVSIYWW 262
Heme_Cu_Oxidase_III_like cd00386
Heme-copper oxidase subunit III. Heme-copper oxidases are transmembrane protein complexes in ...
73-261 2.89e-69

Heme-copper oxidase subunit III. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which couple the reduction of molecular oxygen to water to, proton pumping across the membrane. The heme-copper oxidase superfamily is diverse in terms of electron donors, subunit composition, and heme types. This superfamily includes cytochrome c and ubiquinol oxidases. Bacterial oxidases typically contain 3 or 4 subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in CcO. This group additionally contains proteins which are fusions between subunits I and III, such as Sulfolobus acidocaldarius SoxM, a subunit of the SoxM terminal oxidase complex. It also includes NorE which has been speculated to be a subunit of nitric oxide reductase. Some archaebacterial cytochrome oxidases lack subunit III. Although not required for catalytic activity, subunit III is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. It has been proposed that archaea acquired heme-copper oxidases through gene transfer from gram-positive bacteria.


Pssm-ID: 238227  Cd Length: 183  Bit Score: 211.68  E-value: 2.89e-69
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  73 HTIMVSKGLRWGMILFISSEVLFFVSFFWAYFHSSLAPTIELGMtfppegikPFNPMQVPLLNTVVLLSSGITITWAHHS 152
Cdd:cd00386     1 HTASVRSGGRLGMWLFILSEVMLFGSFFWAYFHSRLSPPVEFGA--------GLDPLDLPLLNTNTLLLSGSSVTWAHAS 72
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 153 LM--ESNYSMSIQGIMMTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFS 230
Cdd:cd00386    73 LAarRGNRKKARLWLLLTILLGLAFLGLQAYEYSHLIFTISDSVFGSTFFLLTGFHGLHVIIGLIFLLVVLIRLRRGHFT 152
                         170       180       190
                  ....*....|....*....|....*....|.
gi 2458278142 231 NNHHFGFEAAAWYWHFVDVVWLFLYISIYWW 261
Cdd:cd00386   153 PRHHLGLEAAALYWHFVDVVWLFLFPLVYLW 183
COX3 MTH00083
cytochrome c oxidase subunit III; Provisional
10-262 4.17e-68

cytochrome c oxidase subunit III; Provisional


Pssm-ID: 177150  Cd Length: 256  Bit Score: 210.97  E-value: 4.17e-68
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  10 YHLVDKSPWPLTAAIGAMVTASGLAKWFHMFNNSLMLNGIMITMLTMYQWWRDVTREGtLQGLHTIMVSKGLRWGMILFI 89
Cdd:MTH00083    5 FHILSLSSYPYMMFFSSLGLTSSLVVFFKYGLFYSFFFSLLYLLFISFLWGKDISMEG-LSGYHNFFVMDGFKFGMILFI 83
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  90 SSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIqGIMMTT 169
Cdd:MTH00083   84 FSEFMFFFSIFWTFFDAALVPVHELGGVWSPIGIHLVNYLGVPLLNTIILLSSGVSVTWSHHSLCLSNKSCTN-SLLLTC 162
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 170 MLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVDV 249
Cdd:MTH00083  163 FLGLYFTSFQLMEYKEASFSISDSIYGSIFYLGTGFHGIHVLCGGLFLLFNLLRLLKSHFNYNHHLGLEFAILYWHFVDV 242
                         250
                  ....*....|...
gi 2458278142 250 VWLFLYISIYWWS 262
Cdd:MTH00083  243 VWLFLFVFVYWWS 255
CyoC COG1845
Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];
72-261 2.85e-53

Heme/copper-type cytochrome/quinol oxidase, subunit 3 [Energy production and conversion];


Pssm-ID: 441450  Cd Length: 192  Bit Score: 171.19  E-value: 2.85e-53
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  72 LHTIMVSKGLRWGMILFISSEVLFFVSFFWAYFHsslaptieLGMTFP--PEGIKPFNPmQVPLLNTVVLLSSGITITWA 149
Cdd:COG1845     7 PHAPERRSPGKLGMWLFLASEVMLFAALFAAYFV--------LRASAPdwPAGAELLDL-PLPLINTLLLLLSSFTVALA 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 150 HHSLMESNYSMSIQGIMMTTMLGLYFTLLQWYEY---WESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYY 226
Cdd:COG1845    78 VRAARRGDRKGLRLWLLLTLLLGLAFLGLQAYEYshlIAEGLTPTSNAFGSFFFLLTGFHGLHVIIGLIWLLVVLVRALR 157
                         170       180       190
                  ....*....|....*....|....*....|....*
gi 2458278142 227 MHFSNNHHFGFEAAAWYWHFVDVVWLFLYISIYWW 261
Cdd:COG1845   158 GGFTPENHTGVEAAALYWHFVDVVWIFLFALVYLL 192
NorE_like cd02862
NorE_like subfamily of heme-copper oxidase subunit III. Heme-copper oxidases include ...
84-259 3.90e-21

NorE_like subfamily of heme-copper oxidase subunit III. Heme-copper oxidases include cytochrome c and ubiquinol oxidases. Alcaligenes faecalis norE is found in a gene cluster containing norCB. norCB encodes the cytochrome c and cytochrome b subunits of nitric oxide reductase (NOR). Based on this and on its similarity to subunit III of cytochrome c oxidase (CcO) and ubiquinol oxidase, NorE has been speculated to be a subunit of NOR.


Pssm-ID: 239213  Cd Length: 186  Bit Score: 87.68  E-value: 3.90e-21
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  84 GMILFISSEVLFFVSFFWAYF-HSSLAP--------TIELGMTfppegikpfnpmqvpLLNTVVLLSSGITITWAHHSLM 154
Cdd:cd02862    12 GMWVFILSELLAFGALFIAYAvYRALYPelfaagsaHLDLLLG---------------ALNTLVLLTSSFTVALAVRAAR 76
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 155 ESNYSMSIQGIMMTTMLGLYFTLLQWYEY-WEspFTISDSIYGSSFFMA----TGFHGIHVIIGTTFLLVCLTRHYYMHF 229
Cdd:cd02862    77 AGRRRRARRWLAAAVLLGLVFLVIKYFEYaHK--IAAGIDPDAGLFFTLyfllTGFHLLHVLIGLGILLWVAWRARRGRY 154
                         170       180       190
                  ....*....|....*....|....*....|
gi 2458278142 230 SNNHHFGFEAAAWYWHFVDVVWLFLYISIY 259
Cdd:cd02862   155 SARDYEGVEAAALYWHMVDLVWIVLFPLLY 184
Heme_Cu_Oxidase_III_2 cd02865
Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein ...
80-261 1.33e-18

Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which couple the reduction of molecular oxygen to water to, proton pumping across the membrane. The heme-copper oxidase superfamily is diverse in terms of electron donors, subunit composition, and heme types. This superfamily includes cytochrome c and ubiquinol oxidases. Bacterial oxidases typically contain 3 or 4 subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in CcO. Although not required for catalytic activity, subunit III is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria.


Pssm-ID: 239216  Cd Length: 184  Bit Score: 80.88  E-value: 1.33e-18
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  80 GLRWGMILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGikpfnpmqVPLLNTVVLLSSGITITWAHHSLMESNYS 159
Cdd:cd02865     8 PGWWGLWVFMAVEGTLFALLISAYFMRMTSGDWQPGAPLPLPN--------LLSLNTAVLAASSVAMQWARRAARRNRRV 79
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 160 MSIQGIMMTTMLGLYFTLLQWYEYWESPF---TISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFG 236
Cdd:cd02865    80 LARLGLALAGALALAFLAGQLLAWHALNDagyGPTSNPAGSFFYLLTGLHGLHVIGGLVALAIVLAGLIRGHYGPRRRLP 159
                         170       180
                  ....*....|....*....|....*
gi 2458278142 237 FEAAAWYWHFVDVVWLFLYISIYWW 261
Cdd:cd02865   160 VELCALYWHFLLLVWLVLLALLYGT 184
COX3 MTH00049
cytochrome c oxidase subunit III; Validated
87-259 2.31e-16

cytochrome c oxidase subunit III; Validated


Pssm-ID: 177124  Cd Length: 215  Bit Score: 75.34  E-value: 2.31e-16
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  87 LFISSEVLFFVSFFWAYFHSSLAPTIELGmtfppegikpfNPMQVPLLNTVVLLSSGITITwAHHSLMESNYSMSIqgIM 166
Cdd:MTH00049   59 LFILSEVIIFGSLLVCCLWFDDWSYISLS-----------SSLEIPFVGCFLLLGSSITVT-AYHHLLGWKYCDLF--LY 124
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 167 MTTMLGLYFTLLQWYEYWESPFTISDSIYGSSFFMATGFHGIHVIIGTtfllVCLTRHYYMHFSNNHHFGFEAAAWYWHF 246
Cdd:MTH00049  125 LTILLGLLFVVLQVFEFEESGVNSLDSSYYASCFCTVGLHFSHVVLGV----VGLSTLLLVGSSSFGVYRSTVLTWYWHF 200
                         170
                  ....*....|...
gi 2458278142 247 VDVVWLFLYISIY 259
Cdd:MTH00049  201 VDYIWLLVYLIVY 213
Ubiquinol_oxidase_III cd02863
Ubiquinol oxidase subunit III subfamily. Ubiquinol oxidase, the terminal oxidase in the ...
84-259 1.02e-15

Ubiquinol oxidase subunit III subfamily. Ubiquinol oxidase, the terminal oxidase in the respiratory chains of aerobic bacteria, is a multi-chain transmembrane protein located in the cell membrane. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. Ubiquinol oxidases feature four subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of bovine CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in bovine CcO. Although not required for catalytic activity, subunit III appears to be involved in assembly of the multimer complex.


Pssm-ID: 239214  Cd Length: 186  Bit Score: 73.04  E-value: 1.02e-15
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  84 GMILFISSEVLFFVSFFWAYF--HSSLAPTielgmtfpPEGIKPFNPMQVpLLNTVVLLSSGITITWAHHSLMESNYSMS 161
Cdd:cd02863    12 GFWIYLMSDCILFATLFATYAvlSGNTAGG--------PPGHELFELPLV-FIETFLLLLSSFTCGLAMIAMNKNNKKKV 82
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 162 IQGIMMTTMLGLYFTLLQWYE---YWESPFTISDSIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMHFSNNHHFGFE 238
Cdd:cd02863    83 ILWLIITFLLGLGFVGMEIYEfhhLIAEGAGPDRSAFLSAFFTLVGTHGLHVTFGLIWILVMIIQLKKRGLTPDTARRLF 162
                         170       180
                  ....*....|....*....|.
gi 2458278142 239 AAAWYWHFVDVVWLFLYISIY 259
Cdd:cd02863   163 CLSLFWHFLDIVWIFVFTVVY 183
Heme_Cu_Oxidase_III_1 cd02864
Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein ...
84-261 1.22e-15

Heme-copper oxidase subunit III subfamily. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which couple the reduction of molecular oxygen to water to, proton pumping across the membrane. The heme-copper oxidase superfamily is diverse in terms of electron donors, subunit composition, and heme types. This superfamily includes cytochrome c and ubiquinol oxidases. Bacterial oxidases typically contain 3 or 4 subunits in contrast to the 13 subunit bovine cytochrome c oxidase (CcO). Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunits I, II and III of ubiquinol oxidase are homologous to the corresponding subunits in CcO. Although not required for catalytic activity, subunit III is believed to play a role in assembly of the multimer complex. Rhodobacter CcO subunit III stabilizes the integrity of the binuclear center in subunit I. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria.


Pssm-ID: 239215  Cd Length: 202  Bit Score: 73.30  E-value: 1.22e-15
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  84 GMILFISSEVLFFVSFFWAYFHSSLAPTIELGMTFPPEGIkPFNPMQVPL----LNTVVLLSSGITITWAHHSLMESNYS 159
Cdd:cd02864    12 MMWFFLLSDAFIFSSFLIAYMTARISTTEPWPLPSDVFAL-RIGHFNIPLvliaIMTFILITSSGTMAMAVNFGYRGNRK 90
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 160 MSIQGIMMTTMLGLYFTLLQWYEY-----------WESPFTISdsIYGSSFFMATGFHGIHVIIGTTFLLVCLTRHYYMH 228
Cdd:cd02864    91 AAARLMLATALLGATFVGMQAFEWtkliveegvrpWGNPWGAA--QFGASFFMITGFHGTHVTIGVIYLIIIARKVWRGK 168
                         170       180       190
                  ....*....|....*....|....*....|....
gi 2458278142 229 FSNNHHF-GFEAAAWYWHFVDVVWLFLYISIYWW 261
Cdd:cd02864   169 YQRIGRYeIVEIAGLYWHFVDLVWVFIFAFFYLW 202
QoxC TIGR02897
cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the ...
84-259 3.17e-09

cytochrome aa3 quinol oxidase, subunit III; This family (QoxC) encodes subunit III of the aa3-type quinone oxidase, one of several bacterial terminal oxidases. This complex couples oxidation of reduced quinones with the reduction of molecular oxygen to water and the pumping of protons to form a proton gradient utilized for ATP production. aa3-type oxidases contain two heme a cofactors as well as copper atoms in the active site. [Energy metabolism, Electron transport]


Pssm-ID: 131943  Cd Length: 190  Bit Score: 55.25  E-value: 3.17e-09
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142  84 GMILFISSEVLFFVSFFWAYFhsslapTIELGMTFPPEGIKPFNPMQVPLLNTVVLLSSGITITWAHHSLMESNYSMSIQ 163
Cdd:TIGR02897  13 GFWIFLGAEIALFATLFATYL------VLQHGGDYAGKMPAELFELPLVLIMTFLLLFSSFTCGIAIYEMRKENQKLMMF 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 164 GIMMTTMLGLYFTLLQWYE---YWESPFTISDSIYGSSFFMATGFHGIHV---IIGTTFLLVCLTRHYYMHFSNNHHFgf 237
Cdd:TIGR02897  87 WMIITLLLGAGFVGFEIYEfahYASEGVTPQIGSYWSSFFVLLGTHGCHVtlgIVWAICLLIQIQRRGLTPYTAPKVF-- 164
                         170       180
                  ....*....|....*....|..
gi 2458278142 238 eAAAWYWHFVDVVWLFLYISIY 259
Cdd:TIGR02897 165 -IVSLYWHFLDVVWVFIFTAVY 185
PRK10663 PRK10663
cytochrome o ubiquinol oxidase subunit III; Provisional
133-259 6.94e-07

cytochrome o ubiquinol oxidase subunit III; Provisional


Pssm-ID: 182628  Cd Length: 204  Bit Score: 48.62  E-value: 6.94e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 2458278142 133 LLNTVVLLSSGITITWAHHSLMESNYSMSIQGIMMTTMLGLYFTLLQWYEYW---ESPFTISDSIYGSSFFMATGFHGIH 209
Cdd:PRK10663   70 LVETFLLLFSSITYGMAAIAMYKNNKSQVISWLALTFLFGAGFIGMEIYEFHhliVEGMGPDRSGFLSAFFALVGTHGLH 149
                          90       100       110       120       130
                  ....*....|....*....|....*....|....*....|....*....|
gi 2458278142 210 VIIGTTFLLVCLTRHYYMHFSNNHHFGFEAAAWYWHFVDVVWLFLYISIY 259
Cdd:PRK10663  150 VTSGLIWMAVLMVQVARRGLTSTNRTRIMCLSLFWHFLDVVWICVFTVVY 199
 
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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