>4LAJ_1|Chains A, B, C[auth F], D[auth J]|HIV-1 YU2 gp120 envelope glycoprotein|Human immunodeficiency virus 1 (11676)
MPMGSLQPLATLYLLGMLVASVLAVWKEATTTLFCASDAKAYDTEVHNVWATHACVPTDPNPQEVKLENVTENFNMWKNNMVEQMHEDIISLWDQSLKPCVKLTGGSVITQACPKVSFEPIPIHYCAPAGFAILKCNDKKFNGTGPCTNVSTVQCTHGIRPVVSTQLLLNGSLAEEEIVIRSENFTNNAKTIIVQLNESVVINCTRPNNGGSGSGGDIRQAHCNLSKTQWENTLEQIAIKLKEQFGNNKTIIFNPSSGGDPEIVTHSFNCGGEFFYCNSTQLFTWNDTRKLNNTGRNITLPCRIKQIINMWQEVGKAMYAPPIRGQIRCSSNITGLLLTRDGGKDTNGTEIFRPGGGDMRDNWRSELYKYKVVKIE
>4LAJ_2|Chains E[auth C], F[auth D], G, H[auth K]|CD4-mimetic miniprotein M48U1|null
XNLHFCQLRCKSLGLLGRCAPTXCACVX
>4LAJ_3|Chains I[auth H], J[auth I], K[auth L], L[auth M]|Llama single domain antibody, JM4|Lama glama (9844)
EVQLVESGGGLVQPGGSLRLSCAASGFTLDYYSIGWFRQAPGKEREGVSCISDSDGRTYYADSVKGRFTISRDNAKNTVYLQMNSLKPEDTAVYYCATDCTVDPSLLYVMDYYGKGTQVTVSSAAAEQK