>5f1k_A|type: non-ab
RWRQTWSGPGTTKRFPETVLARCVKYTEIHPEMRHVDCQSVWDAFKGAFISKHPCDITEEDYQPLMKLGTQTVPCNKILLWSRIKDLAHQFTQVQRDMFTLEDTLLGYLADDLTWCGEFDTSKINYQSCPDWRKDCSNNPVSVFWKTVSRRFAEAACDVVHVMLDGSRSKIFDKDSTFGSVEVHNLQPEKVQTLEAWVIHGGREDSRDLCQDPTIKELESIISKRNIQFSCKNIYRPDKFLQCVKNPEDSSCTSEI
>5f1k_C|type: H
DVQLQESGGGLVQAGGSLRLSCTGSGRTFRNYPMAWFRQAPGKEREFVAGITWVGASTLYADFAKGRFTISRDNAKNTVYLQMNSLKPEDTAVYSCAAGRGIVAGRIPAEYADWGQGTQVTVSSEPKTPKPQPAAAHHHHHHGAAEQKLISEEDLNGAA
>5f1k_B|type: non-ab
RWRQTWSGPGTTKRFPETVLARCVKYTEIHPEMRHVDCQSVWDAFKGAFISKHPCDITEEDYQPLMKLGTQTVPCNKILLWSRIKDLAHQFTQVQRDMFTLEDTLLGYLADDLTWCGEFDTSKINYQSCPDWRKDCSNNPVSVFWKTVSRRFAEAACDVVHVMLDGSRSKIFDKDSTFGSVEVHNLQPEKVQTLEAWVIHGGREDSRDLCQDPTIKELESIISKRNIQFSCKNIYRPDKFLQCVKNPEDSSCTSEI
>5f1k_D|type: H
DVQLQESGGGLVQAGGSLRLSCTGSGRTFRNYPMAWFRQAPGKEREFVAGITWVGASTLYADFAKGRFTISRDNAKNTVYLQMNSLKPEDTAVYSCAAGRGIVAGRIPAEYADWGQGTQVTVSSEPKTPKPQPAAAHHHHHHGAAEQKLISEEDLNGAA
