>3C2A_1|Chains A[auth L], D[auth M]|Fab 447-52D light chain|Homo sapiens (9606)
QSVLTQPPSVSAAPGQKVTISCSGSSSNIGNNYVLWYQQFPGTAPKLLIYGNNKRPSGIPDRFSGSKSGTSATLGITGLQTGDEADYFCATWDSGLSADWVFGGGTKLTVLSQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTEC
>3C2A_2|Chains B[auth H], E[auth I]|Fab 447-52D heavy chain|Homo sapiens (9606)
EVQLVESGGGLVKPGGSLRLTCVASGFTFSDVWLNWVRQAPGKGLEWVGRIKSRTDGGTTDYAASVKGRFTISRDDSKNTLYLQMNSLKTEDTAVYSCTTDGFIMIRGVSEDYYYYYMDVWGKGTTVTVSSASTKGPSVFPLAPCSRSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYTCNVNHKPSNTKVDKRVEL
>3C2A_3|Chains C[auth P], F[auth Q]|Envelope glycoprotein|Human immunodeficiency virus 1 (11676)
KSIHLGPGRAFYA