6SSJ_A   30 IKMLKDMKEGV--KQYGPNSPYMRTLLdsiahGHRLIPYDWEILAKSSLSPSQFLQFKTWWIDGVQEQVRRNRAANPPvN 107 
P11284  290 LKTLKELQSAV--RTMGPSAPYTLQVVdm-vaSQWLTPSDWHQTARATLSPGDYVLWRTEYEEKSKETVQKTAGKRKG-K 365  Mouse mammary tumor...
P31623  272 FKQLKELKIAC--SQYGPTAPFTIAMIes-lgTQALPPNDWKQTARACLSGGDYLLWKSEFFEQCARIADVNR--QQGiQ 346  Jaagsiekte sheep re...
P87889  312 IKMLKDMKEGV--KQYGPNSPYMRTLLdsiayGHRLIPYDWEILAKSSLSPSQFLQFKTWWIDGVQEQVRRNRAANPPvN 389  human
P14076  147 MKDLQAIKQEV--SQAAPGSPQFMQTI-------RLAVQQFDPTAKDLQDLLQYL---------CSSLVASLHHQQLDsL 208  Human T-cell lympho...
P18095  151 PRTLNAWVKLVeeKKFGAEVVPGFQAL-----SEGCTPYDINQMLNCVGDHQAAMQIIREIINEEAADWDSQHPI-PG-P 223  Human immunodeficie...
P04591  149 PRTLNAWVKVVeeKAFSPEVIPMFSAL-----SEGATPQDLNTMLNTVGGHQAAMQMLKETINEEAAEWDRVHPVHAG-P 222  HIV-1 M:B_HXB2R
1QRJ_A   17 MKDLQAIKQEV--SQAAPGSPQFMQTI-------RLAVQQFDPTAKDLQDLLQYL---------CSSLVASLHHQQLDsL 78  

6SSJ_A  108 IDADQLLG------IGQNWSTISQQAlMQNEAiEQVRAICLRAWEKIQ----DPGSACPSFNTVRQGSKEPYPDFVARLQ 177 
P11284  366 VSLDMLLG------TGQFLSPSSQIK-LSKDVlKDVTTNAVLAWRAIP----PPGVKKTVLAGLKQGNEESYETFISRLE 434  Mouse mammary tumor...
P31623  347 TSYEMLIG------EGPYQATDTQLNfLPGAY-AQISNAARQAWKKLP----SSSTKTEDLSKVRQGPDEPYQDFVARLL 415  Jaagsiekte sheep re...
P87889  390 IDADQLLG------IGQNWSTISQQAlMQNEAiEQVRAICLRAWEKIQ----DPGSTCPSFNTVRQGSKEPYPDFVARLQ 459  human
P14076  209 ISEAETRG------ITGYNPLAGPLRvQANNPqQQGLRREYQQLWLAAfaalPGSAKDPSWASILQGLEEPYHAFVERLN 282  Human T-cell lympho...
P18095  224 LPAGQLRDprgsdiAGTTSTVDEQIQwMYRPQnPVPVGNIYRRWIQIGlqkcVRKYNPTNILDIKQGPKEPFQSYVDRFY 303  Human immunodeficie...
P04591  223 IAPGQMREprgsdiAGTTSTLQEQIGwMTNNP-PIPVGEIYKRWIILGlnkiVRMYSPTSILDIRQGPKEPFRDYVDRFY 301  HIV-1 M:B_HXB2R
1QRJ_A   79 ISEAETRG------ITGYNPLAGPLRvQANNPqQQGLRREYQQLWLAAfaalPGSAKDPSWASILQGLEEPYHAFVERLN 152 

6SSJ_A  178 DVAQKSIADEKARKVIVELMAYENANPECQSAIKPLKGKvpagsDVISEYVKA 230 
P11284  435 EAVYRVMPRGEGSDILIKQLAWENANSLCQDLIRPMRKT-----GTMQDYIRA 482  Mouse mammary tumor virus (STRAIN C3H)
P31623  416 DTIGKIMSDEKAGMVLAKQLAFENANSACQAALRPYRKK-----GDLSDFIRI 463  Jaagsiekte sheep retrovirus
P87889  460 DVAQKSIADEKAGKVIVELMAYENANPECQSAIKPLKGKvpagsDVISEYVKA 512  human
P14076  283 IALDNGLPEGTPKDPILRSLAYSNANKECQKLLQARGHTn----SPLGDMLRA 331  Human T-cell lymphotrophic virus type 1 (Carib...
P18095  304 KSLRAEQTDPAVKNWMTQTLLIQNANPDCKLVLKGLGMN-----PTLEEMLTA 351  Human immunodeficiency virus type 2 (ISOLATE BEN)
P04591  302 KTLRAEQASQEVKNWMTETLLVQNANPDCKTILKALGPA-----ATLEEMMTA 349  HIV-1 M:B_HXB2R
1QRJ_A  153 IALDNGLPEGTPKDPILRSLAYSNANKECQKLLQARGHTn----SPLGDMLRA 201