>8i3u_L mol:protein length:131 Light chain of Fab 14B1METDTLLLWVLLLWVPGSTGDEIVMTQSPATLSVSPGERATLSCRASQNISANLAWYQQKPGQAPRLLIHGASTRATGVPGRFSGSGSGTEFTLSISSLQSEDFAVYYCQHYNNWPPLTFGGGTKVEIKWY