>1xgy_H mol:protein length:219 K42-41L Fab Heavy Chain
QVQLQQSGPELVRPGASVKISCKASGYTFTDYYINWVKQRPGQGLEWIGWIFPRNGNTKYNEKFKGKATLTVDKSSSTAFMQLSSLTSEDSAVYFCATTVSYVMDYWGQGTTVTVSSAKTTPPSVYPLAPGSAAQTNSMVTLGCLVKGYFPEPVTVTWNSGSLSSGVHTFPAVLQSDLYTLSSSVTVPSSTWPSETVTCNVAHPASSTKVDKKIVPRDC