>4x8j_H mol:protein length:218 12F4 FAB Heavy chain
EVKLEESGGGLVQPGGSMKLSCTASGFTFSDAWMDWVRQSPEKGLEWVAEIRHKANDHAIFYDESVKGRFTISRDDSKNIVYLQMNSLRPEDTGIYYCTSPFAYWGQGTLVTVSAAKTTAPSVYPLAPVCGGTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPALLQSGLYTLSSSVTVTSNTWPSQTITCNVAHPASSTKVDKKIEPRDPI