2KGF_A    15 HHNGFDFAVIKELKTAASQYGATAPYTLAIVESVAD-NWLTPTDWNTLVRAVLSG-GDHLL----WKSEFFEN-CRDTAK 87 
GCF51201 178 THAPFKFQLMKELKTAVSTYGLSSPYAQGLMDNVFS-LHLIPEDLKLLARTLLPP-SALVI----FNNEWAPAlVQQYNA 251
GCF64428  77 THTPFEFQLMKELKTVVSTYGLSSPYAQGLLDNVFS-LRLIPEDLKLLACTLLPP-SALVIfdneWEHEYRER-VPVLVQ 153
RMC20684  98 EYLPFSYQDKKELCKMQKQFGRSSEIFKGMMKATFNsNEMVPSDIKDLFRCLLTP-SEYDL----WEGLWKKA-LKTVLQ 171
RMB97346 201 KWERLDREVVRDLMKAVRDNGLGSPYFKQLLKGTFNiYDLTPFDIRSLATMILSD-SQFIL----WEAKWRKI-LNDYRI 274
RMC04376 152 TWTAIPSQDIKELRKAIKDSGICSPYFKQLLKSTLEgHTLTPNDCKTLAGIILTD-SQYML----WEFKWRRL-LTNVLQ 225
RMC11177  27 TYSLVNPKDVQAIVKAITDRGINSAMVSTLIDSVFGgDDMLPFDIKQTCRLIFDG-AGMIV----FKQEWEDN-CAKQLA 100
P04592   143 VHQAISPRTLNAWVKVIEEKAF-SPEVIPMFSALS--EGATPQDLNTMLNTVGGHqAAMQM----LKETINEE-AAEWDR 214 Human immunodeficie...
CAP72503 128 QWEPLSPRTIQTWVKHIEDRGFG-AECVPFFSALT--DRALTHDINTLLNNIGDHqAAMQI----VKEIVNEE-ITEWDR 199
3VRL_C    11 VHQPISPRTLNAWVKVIEEKGF-SPEVIPMFTALSEg--ATPQDLNTMLNTVGGHqAAMQM----LKDTINEE-AAEWDR 82 

2KGF_A    88 -RNq-qAG---Ng--------WDFDMLTGSGNYS-STDAQ-MQYD--PGLFAQIQ-AAAT-KAWRKLPVKG 139
GCF51201 252 -QLp--PGsarVde------aIMLDGLLGRSTQA-AITTQ-VALH--RPIQEAFV-AAAR-AAFICTPDPT 307
GCF64428 154 -QYnaqLP---Pgsar-vdeaIMLDGLLGRSIQA-AITTQvALHSpiQEAFLRTPdPTGKlQIWGAVRQGP 218
RMC20684 172 -EIq--QT---PdaqdsddndITHDHLCGEGDLS-SANEQiRLLS--KSVLDKIC-NAAE-KTFYQIPSPE 231
RMB97346 275 -KYq--GG---Ana------gFTVAQMAGDPPLD-SAVRQaSFLP--RDVLTDIK-DAAR-KAMVQIPPAG 328
RMC04376 226 -MYr--QCpdvd------lrtLTMSKLTGDPPDD-QNDNQ-VNLP--RIALDDIK-KMAR-EAFVPIQPAG 281
RMC11177 101 -LV---TGadhPlh------gSSLQRLMGTDPTTiTPQAQaKGLR--AHEVMTTT-RAAR-EAIRSASMVI 157
P04592   215 -LHpvhAG---PiapgqmrepRGSD-IAGTTS---TLQEQ-IAWM---TSNPPIPvGEIY-KRWIIVGLNK 272 Human immunodeficiency virus...
CAP72503 200 -THpppVG---PlppgamrnpTGSD-IAGVTS---TMEEE-LAWL---AQQPPIDiGAIY-KRWIIRGLQK 257
3VRL_C    83 lHPv-qAG---PvapgqmrdpRGSD-IAGTT--S-TLQEQ-IGWM--THnppipvgdiykrwiilglnkiv 142