>4LSQ_2|Chain B[auth H]|HEAVY CHAIN OF ANTIBODY VRC-CH31|Homo sapiens (9606) QVQLVQSGAAVRKPGASVTVSCKFAEDDDYSPYWVNPAPEHFIHFLRQAPGQQLEWLAWMNPTNGAVNYAWYLNGRVTATRDRSMTTAFLEVKSLRSDDTAVYYCARAQKRGRSEWAYAHWGQGTPVVVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDK >4LSQ_1|Chain A[auth G]|ENVELOPE GLYCOPROTEIN GP120 WITH LOOP D AND V5 FROM STRAIN 3415_V1_C1|Human immunodeficiency virus 1 (11676) VWKDADTTLFCASDAKAHETEVHNVWATHACVPTDPNPQEIHLENVTENFNMWKNNMVEQMQEDVISLWDQSLQPCVKLTGGSVIKQACPKISFDPIPIHYCTPAGYVILKCNDKNFNGTGPCKNVSSVQCTHGIKPVVSTQLLLNGSLAEEEIIIRTENITDNAKTIIVHLNKSVEINCTRPSNGGSGSGGDIRKAYCEINGTKWNKVLKQVTEKLKEHFNNKTIIFQPPSGGDLEITMHHFNCRGEFFYCNTTQLFNNTCIGNETMKGCNGTITLPCKIKQIINMWQGTGQAMYAPPIDGKINCVSNITGILLTRDGGENNSTEIFRPGGGNIKDNWRSELYKYKVVQIE >4LSQ_3|Chain C[auth L]|LIGHT CHAIN OF ANTIBODY VRC-CH31 WITH N70D MUTATION|Homo sapiens (9606) DIQMTQSPSSLSASLGDRVTITCQASRGIGKDLNWYQQKAGKAPKLLVSDASTLEGGVPSRFSGSGFHQDFSLTISSLQAEDVATYFCQQYETFGQGTKVDIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC