>sp|Q02077|ENV_FLVCS Envelope glycoprotein OS=Feline leukemia virus MANPSPHQIYNVTWVITNVQTNTQANATSMLGTLTDAYPTLHVDLCDLVGDTWEPIVLNP TSVRPGAVLLSSSPKYGCKTTDRKKQQQTYPFYVCPGHAPSLGPKGTHCGGAQDGFCAAW GCETTGEAWWKPTSSWDYITVKRGSSPDNSCEGKCNPLVLQFTQKGRQASWDGPKMWGLR LYRTGYDPIALFTVSRQVSTITPPQAMGPNLVLPDQKPPSRQSQTGSKVATQRPQTNESA PRSVGPTTMGPKRIGTGDRLINLVQGTYLALNATDPNKTKDCWLCLVSRPPYYEGIAILG NYSNQTNPPPSCLSTPQHKLTISEVSGQGLCIGTVPKTHQALCNKTQQGHTGAHYLAAPN GTYWACNTGLTPCISMAVLNWTSDFCVLIELWPRVTYHQPEYVYTHFAKAVRFRREPISL TVALMLGGLTVGGIAA