>Env protein [HTLV-1]
MGKFLATLILFFQFCPLILGDYSPSCCTLTVGVSSYHSKPCNPAQPVCSWTLDLLALSADQALQPPCPNL
VSYSSYHATYSLYLFPHWIKKPNRNGGGYYSASYSDPCSLKCPYLGCQSWTCPYTGAVSSPYWKFQQDVN
FTQEVSHLNINLHFSKCGFSFSLLVDAPGYDPIWFLNTEPSQLPPTAPPLLSHSNLDHILEPSIPWKSKL
LTLVQLTLQSTNYTCIVCIDRASLSTWHVLYSPNVSVPSPSSTPLLYPSLALPAPHLTLPFNWTHCFDPQ
IQAIVSSPCHNSLILPPFSLSPVPTLGSRSRRAVPVAVWLVSALAMGAGVAGRITGSMSLASGKSLLHEV
DKDISQLTQAIVKNHKNLLKIAQYAAQNRRGLDLLFWEQGGLCKALQEQCCFLNITNSHVSILQERPPLE
NRVLTGWGLNWDLGLSQWAREALQTGITLVALLLLVILAGPCILRQLRHLPSRVRYPHYSLINPESSL

>Env protein [HTLV-2]
MGNVFFLLLFSLTHFPLAQQSRCTLTIGISSYHSSPCSPTQPVCTWNLDLNSLTTDQRLHPPCPNLITYS
GFHKTYSLYLFPHWIKKPNRQGLGYYSPSYNDPCSLQCPYLGCQAWTSAYTGPVSSPSWKFHSDVNFTQE
VSQVSLRLHFSKCGSSMTLLVDAPGYDPLWFITSEPTQPPPTSPPLVHDSDLEHVLTPSTSWTTKILKFI
QLTLQSTNYSCMVCVDRSSLSSWHVLYTPNISIPQQTSSRTILFPSLALPAPPSQPFPWTHCYQPRLQAI
TTDNCNNSIILPPFSLAPVPPPATRRRRAVPIAVWLVSALAAGTGIAGGVTGSLSLASSKSLLLEVDKDI
SHLTQAIVKNHQNILRVAQYAAQNRRGLDLLFWEQGGLCKAIQEQCCFLNISNTHVSVLQERPPLEKRVI
TGWGLNWDLGLSQWAREALQTGITILALLLLVILFGPCILRQIQALPQRLQNRHNQYSLINPETML

>Env protein [STLV-1]
MGKFLTTLILFFQFCPLILGDYSPSCCTLTIGVSSYHSKPCNPAQPVCSWTLDLLALSADQALQPPCPNL
VSYSSYHATYSLYLFPHWIKKPNRNGGGYYSASYSDPCSLKCPYLGCQSWTCPYTGAISSPYWKFQQDVN
FTQEVSRLTINLHFSKCGFPFSLLIDAPGYDPIWFLNTEPSQLPPTAPPLLPHSNLDHILEPSIPWKSKL
LTPVQLTLQSTNYTCIVCIDRASLSTWHVLYFPNVSVPSSPSTPLLYPSLALPAPHLTLPFNWTHCFNPQ
IQAIVSSPCHNSLILPPFSLSPVPTLGSRSRRAVPVAVWLVSALAMGAGMAGGITGSMSLASGRSLLHEV
DKDISQLTQAIVKNHKNLLKIAQYAAQNRRGLDLLFWEQGGLCKALQEQCCFLNITNSHVSILQERPPLE
NRVLTGWGLNWDLGLSQWAREALQTGITLVALLPLVILAGPCILRQLRHLPSRVRHPHYSLINPESCL

>Env protein [STLV-2]
MGKIIAFLLFHLTCITITKQSRCTLTVGVSSYHSSPCSLAQPICTWDLDLHSLTTDQRLYPPCPNLVSYS
NFHKSYSLYLFPHWVKKPNRQGLGYYSASYSDPCSLQCPYLGSQSWTCPYTGPISSPSWRFHRDVNFTQE
VNHVTLRLHFSRCGSSMTLLIDAPGYDPLWFISSEPTQPPPTSPPLVRDSDLEHILTPSSSWATRMLTLI
QLTLQSTNYSCMVCIDRTSLSSWHVLYTPNISASPGGDSLPILYPSLALPAPQPQPFSWSHCYQPHLQAV
TTANCNNSIVLPPFSLTPVPSPGTRSRRAIPVAVWLVSALAAGTGIAGGITGSLSLASSRSLLFEVDKDI
SHLTQAIVKNHQNILRVAQYAAQNRRGLDLLFWEQGGLCKAIQEQCCFLNISNTHVSVLQERPPLEKRVI
TGWGLNWDLGLSQWAREALQTGITILALLLLVILFGPCILRQLQSLPHRLQNRHNQYSLINQETTL