>4h20_H mol:protein length:220 Heavy chain of Fab Fragment from the anti-Ricin Monoclonal Antibody RAC18EVQLQQSGPVLVKPGASVKMSCKASGYTFTDYYVNWVKQSRGKSLEWLGLIIPSNGGTTYNQKFRGKATLTVDKSSSTAYMELNSLTSEDSAVYYCARRGLTGALFAYWGQGTLVTVSAAKTTAPSVYPLAPVCGDTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPALLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIVPRV