>6PLH_1|Chain A|Fab 5G12 light chain|Mus musculus (10090) DVVMTHTPLSLPVSLGDQASISCRSSQSLVHSNGNTYLHWYLQKPGQSPKLLIYKVSNRFSGVPDRFSGSGSGADFTLKISRVEAEDLGVYFCSQSTHVPRTFGGGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC >6PLH_2|Chain B|Fab 5G12 heavy chain|Mus musculus (10090) QVHLQQPGADLVKPGASVKMSCKASGYTFTSYWITWVKLRPGQGLEWIGDIYPGSGSTNFIEKFKSKATLTVDTSSSTAYMQLRSLTSEDSAVYYCARRGHGNYEDYWGQGTTLIVSSAKTTAPSVYPLAPVCGDTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGPTIK >6PLH_3|Chain C|Interleukin-21 receptor|Homo sapiens (9606) AGPMPGSSYQGTWSEWSDPVIFQTQSEELKEHHHHHH