>4xzu_A mol:protein length:219 3E6 antibody Fab heavy chain
QIQLVQSGPELKKPGKTVKISCKASDYTFTDYSLHWVKQAPGKGLKWMGWINTETGDPAYADDFKGRFAFSLETSVRTAYLQINNLKNEDTAIYFCAREDDGLASWGQGTTLTVSSAKTTAPSVYPLAPVCGDTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVTSSTWPSQSITCNVAHPASSTKVDKKIEPRGPA