>4xnm_B mol:protein length:227 H5.3 FAB Heavy Chain
QVQLQESGPGLVKPSGTVSLTCAVSGGSISSSYWWSWVRQPPGKGLEWIGEIYHSGNTNYNPSLKSRVTISVDKSKNLFSLKLSSVTAADTAVYYCARVALFDILTGGWFDPWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVELKTPT