>9nvx_b mol:protein length:478 HIV envelope gp120AENLWVTVYYGVPVWRDAETTLFCASDAKAYETEKHNVWATHACVPTDPNPQEIHLDNVTEKFNMWKNNMVEQMHTDIISLWDQSLKPCVKLTPLCVTLHCRNVTSVNTTGDREELKNCTFNMTTELRDKRQKVYSLFYRLDIVPINENQGSEYRLINCNTSACTQACPKVSFEPIPIHYCAPAGFAILKCKDEGFNGTGLCKNVSTVQCTHGIKPVVSTQLLLNGSLAEKNITIRSENITNNAKIIIVQLVQPVTIKCIRPNNYTRKSIRIGPGQAFYAMGDIIGDIRQAHCNVSRSRWNKTLQEVAEKLRTYFGNKTIIFANSSGGDLEITTHSFNCGGEFFYCNTSGLFNSTWYVNSTWNDTDSTQESNDTITLPCRIKQIINMWQRAGQCMYAPPIPGVIKCESNITGLLLTRDGGKDNNVNETFRPGGGDMRDNWRSELYKYKVVEIEPLGVAPTRCKRRVVEGGGGSGGGGS