>4R2G_1|Chains A, N[auth E], O[auth K], P[auth O]|Surface protein gp160|Human immunodeficiency virus type 1 group M subtype B (11688) DFNMWKNNMVEQMQEDVINLWDQSLKPCVKLTGGSVITQACPKVSFEPIPIHYCAPAGFAILKCNNKTFNGKGQCKNVSTVQCTHGIRPVVSTQLLLNGSLAEEKVVIRSDNFTDNAKTIIVQLNESVKINCTRPSNNTRPGEIIGDIRQAHCNISRAQWNNTLKQIVEKLREQFNNKTIVFTHSSGGDPEIVMHSFNCGGEFFYCNSTQLFNSTWNDTEKSSGTEGNDTIILPCRIKQIINMWQEVGKAMYAPPIKGQIRCSSNITGLLLTRDGGKNESEIEIFRPGGGDMRDNWRSELYKYKVVKIE >4R2G_3|Chains C, F[auth I], I[auth M], L[auth P]|PGT124 Light Chain|Homo sapiens (9606) SYVSPLSVALGETARISCGRQALGSRAVQWYQHKPGQAPILLIYNNQDRPSGIPERFSGTPDINFGTTATLTISGVEVGDEADYYCHMWDSRSGFSWSFGGATRLTVLSQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHKSYSCQVTHEGSTVEKTVAPTECS >4R2G_4|Chains D, G[auth J], J[auth N], M[auth Q]|PGT124 Heavy Chain|Homo sapiens (9606) QVQLQESGPGLVRPSETLSVTCIVSGGSISNYYWTWIRQSPGKGLEWIGYISDRETTTYNPSLNSRAVISRDTSKNQLSLQLRSVTTADTAIYFCATARRGQRIYGVVSFGEFFYYYYMDVWGKGTAVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCD >4R2G_2|Chains B, E[auth F], H, K[auth L]|T-cell surface glycoprotein CD4|Homo sapiens (9606) MKKVVLGKKGDTVELTCTASQKKSIQFHWKNSNQIKILGNQGSFLTKGPSKLNDRADSRRSLWDQGNFPLIIKNLKIEDSDTYICEVEDQKEEVQLLVFGLTANSDTHLLQGQSLTLTLESPPGSSPSVQCRSPRGKNIQGGKTLSVSQLELQDSGTWTCTVLQNQKKVEFKIDIVVLAFQKAS