>7tcn_E mol:protein length:486 Envelope glycoprotein gp160MPMGSLQPLATLYLLGMLVASVLAAENLWVTVYYGVPVWKEAKTTLFCASDAKAYEKKVHNVWATHACVPTDPNPQEMVLKNVTENFNMWKNDMVDQMHEDVISLWDQSLKPCVKLTPLCVTLNCTNATASNSSIIEGMKNCSFNITTELRDKREKKNALFYKLDIVQLDGNSSQYRLINCNTSVITQACPKVSFDPIPIHYCAPAGYAILKCNNKTFTGTGPCNNVSTVQCTHGIKPVVSTQLLLNGSLAEGEIIIRSENITKNVKTIIVHLNESVKIECTRPNNKTRTSIRIGPGQWFYATGQVIGDIREAYCNINESKWNETLQRVSKKLKEYFPHKNITFQPSSGGDLEITTHSFNCGGEFFYCNTSSLFNRTYMANSTDMANSTETNSTRTITIHCRIKQIINMWQEVGRAMYAPPIAGNITCISNITGLLLTRDGGKNNTETFRPGGGNMKDNWRSELYKYKVVKIEPLGVAPTRCKRRV