>4x0k_A mol:protein length:242 Fab fragment heavy chain
QVQLQQSGPEDVKPGASVKISCKASGYSLSTSGMGVNWVKQSPGKGLEWLAHIYWDDDKRYNPSLKSRATLTVDKSSSTVYLELRSLTSEDSSVYYCARRGGSSHYYAMDYWGQGTTVTVSSASFKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHTGGGGDYKDDDDK