>8t4a_J mol:protein length:125 RM20A3 heavy chain Fv
EVQLVETGGGLVQPGGSLKLSCRASGYTFSSFAMSWVRQAPGKGLEWVSLINDRGGLTFYVDSVKGRFTISRDNSKNTLSLQMHSLRDGDTAVYYCATGGMSSALQSSKYYFDFWGQGALVTVSS