>9ook_h mol:protein length:503 HIV Env gp120MDAMKRGLCCVLLLCGAVFVSPSQEIHARFRRGARAENLWVTVYYGVPVWRDAETTLFCASDAKAYETEKHNVWATHACVPTDPNPQEIHLDNVTEKFNMWKNNMVEQMHTDIISLWDQSLKPCVKLTPLCVTLHCTNVTSVNTTGDREELKNCSFNMTTELRDKRQKVYSLFYRLDIVPINENQGSEYRLINCNTSACTQACPKVSFEPIPIHYCAPAGFAILKCKDEGFNGTGLCKNVSTVQCTHGIKPVVSTQLLLNGSLAEKNITIRSENITNNAKIIIVQLVQPVTIKCIRPNNYTRKSIRIGPGQAFYAMGDIIGDIRQAHCNVSRSRWNKTLQEVAEKLRTYFGNKTIIFANSSGGDLEITTHSFNCGGEFFYCNTSGLFNSTWYVNSTWNDTDSTQESNDTITLPCRIKQIINMWQRAGQCMYAPPIPGVIKCESNITGLLLTRDGGKDNNVNETFRPGGGDMRDNWRSELYKYKVVEIEPLGVAPTRCKRRVVE