>sp|P25506|ENV_BLVB2 Envelope glycoprotein OS=Bovine leukemia virus GN=env
MPKERRSRRRPQPIIRWVSLTLTLLSLCQPIQTWRCSLSLGNQQWMTTYNQEAKFSIAID
QILEAHNQSPFCPRSPRYTLDFVNGYPKIYWPPPQGRRRFGARAMVTYDCEPRCPYVGAD
HFDCPHWDNASQADQGSFYVNHQILFLHLKQCHGIFTLTWEIWGYDPLITFSLHKIPDPP
QPDFPQLNSDWVPSVRSWALLLNQTARAFPDCAICWEPSPPWAPEILVYNKTISNSGPGL
ALPDAQIFWVNTSLFNTTQGWHHPSQRLLFNVSQGNALLLPPISLVNLSTASSAPPTRVR
RSPAAALTLGLALSVGLTGINVAVSALSHQRLTSLIHVLEQDQQRLITAINQTHYNLLNV
ASVVAQNRRGLDWLYIRLGFQSLCPTINEPCCFLRIQNDSIIRLGDLQPLSQRVSTDWQW
PWNWDLGLTAWVRETIHSVLSLFLLALFLLFLAPCLIKCLTSRLLKLLRQAPHFPEISLA
PKPDSDYQALLPSAPEIYSHLSPTKPDYINLRPCP