>9do2_H mol:protein length:127 Fab-1664 heavy chainEVQVMQSGAEARMTGATVKISCKASGYTFSDYFLHWVKQAPGKGLEWMGLVDVDNGEVRYAEKFQGRVTITADTSTETAYLEMTTVTSGDTAVYYCASTTPRGGNPSVYNYFFVDVWGKGTTVTVSS