>3bn9_D mol:protein length:257  E2 Fab Heavy Chain
QVQLVQSGGGLVKPGGSLRLSCAASGFTFSSYAMSWVRQAPGKGLEWVSAISGSGGSTY
YADSVKGRFTISRDNSKNTLYLQMSSLRAEDTAVYYCARPYLTYPQRRGPQNVSPFDNW
GQGTMVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSG
VHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCAAAHH
HHHHGAAEQKLISEEDLNGAA