2 Moloney murine leukemia virus, complete genome. env polyprotein
3 MARSTLSKPLKNKVNPRGPLIPLILLMLRGVSTASPGSSPHQVYNITWEVTNGDRETVWATSGNHPLWTWWPDLTPDLCM
4 LAHHGPSYWGLEYQSPFSSPPGPPCCSGGSSPGCSRDCEEPLTSLTPRCNTAWNRLKLDQTTHKSNEGFYVCPGPHRPRE
5 SKSCGGPDSFYCAYWGCETTGRAYWKPSSSWDFITVNNNLTSDQAVQVCKDNKWCNPLVIRFTDAGRRVTSWTTGHYWGL
6 RLYVSGQDPGLTFGIRLRYQNLGPRVPIGPNPVLADQQPLSKPKPVKSPSVTKPPSGTPLSPTQLPPAGTENRLLNLVDG
8 QECWLCLVAGPPYYEGVAVLGTYSNHTSAPANCSVASQHKLTLSEVTGQGLCIGAVPKTHQALCNTTQTSSRGSYYLVAP
9 TGTMWACSTGLTPCISTTILNLTTDYCVLVELWPRVTYHSPSYVYGLFERSNRHKREPVSLTLALLLGGLTMGGIAAGIG
10 TGTTALMATQQFQQLQAAVQDDLREVEKSISNLEKSLTSLSEVVLQNRRGLDLLFLKEGGLCAALKEECCFYADHTGLVR
11 DSMAKLRERLNQRQKLFESTQGWFEGLFNRSPWFTTLISTIMGPLIVLLMILLFGPCILNRLVQFVKDRISVVQALVLTQ