>3zkm_C mol:protein length:221 FAB HEAVY CHAIN
QVQLKESGPVLVAPSQSLFISCTVSGFSLTRYGVHWVRQSPGKGLEWLGVIWAGGTTNYNSAFMSRLTISKDNSKSQVFLKMNSLQTDDTAIYYCVKAYRNAMDYWGQGTSVTVSSAKTTAPSVYPLAPVCGDTSGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGPTIK