>3U7Y_1|Chain A[auth H]|NIH45-46 heavy chain, Ig gamma-1 chain C region|Homo sapiens (9606) QVRLSQSGGQMKKPGESMRLSCRASGYEFLNCPINWIRLAPGRRPEWMGWLKPRGGAVNYARKFQGRVTMTRDVYSDTAFLELRSLTSDDTAVYFCTRGKYCTARDYYNWDFEHWGRGAPVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCD >3U7Y_2|Chain B[auth G]|Envelope glycoprotein gp160|Human immunodeficiency virus 1 (11676) VWKDADTTLFCASDAKAHETECHNVWATHACVPTDPNPQEIHLENVTENFNMWKNNMVEQMQEDVISLWDQCLQPCVKLTGGSVIKQACPKISFDPIPIHYCTPAGYVILKCNDKNFNGTGPCKNVSSVQCTHGIKPVVSTQLLLNGSLAEEEIIIRSENLTNNAKTIIVHLNKSVEINCTRPSNGGSGSGGDIRKAYCEINGTKWNKVLKQVTEKLKEHFNNKTIIFQPPSGGDLEITMHHFNCRGEFFYCNTTQLFNNTCIGNETMKGCNGTITLPCKIKQIINMWQGTGQAMYAPPIDGKINCVSNITGILLTRDGGANNTSNETFRPGGGNIKDNWRSELYKYKVVQIEGSHHHHHH >3U7Y_3|Chain C[auth L]|NIH45-46 light chain, Ig kappa chain C region|Homo sapiens (9606) EIVLTQSPATLSLSPGETAIISCRTSQSGSLAWYQQRPGQAPRLVIYSGSTRAAGIPDRFSGSRWGADYNLSISNLESGDFGVYYCQQYEFFGQGTKVQVDIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC