>4zxb_C mol:protein length:220 Fab 83-14 heavy chain QVQLQQSGPELVKPGALVKISCKASGYTFTNYDIHWVKQRPGQGLEWIGWIYPGDGSTK YNEKFKGKATLTADKSSSTAYMHLSSLTSEKSAVYFCAREWAYWGQGTLVTVSAAKTTA PSVYPLAPVCGDTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTL SSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGPTIKPC