>3lh2_J mol:protein length:137 Fv 4E10 heavy chainGSQVQLVQSGAEVKRPGSSVTVSCKASGGSFSTYALSWVRQAPGRGLEWMGGVIPLLTITNYAPRFQGRITITADRSTSTAYLELNSLRPEDTAVYYCAREGTTGAGWLGKPIGAFAHWGQGTLVTVSSLEHHHHHH