>4yue_H mol:protein length:238 S4B6 Fab heavy chainADPEVQLQESGAELVRPGTSVKLSCKVSGDTITAYYLHFVRQRPGQGLEWIGRIDPEDDSTKYAENFKNKATFTADASSNTAYLRLSSLTSEDTATYFCTTVTFYYSRELRWFAYWGQGTLVTVSSAETTAPSVYPLAPGTALKSNSMVTLGCLVKGYFPEPVTVTWNSGALSSGVHTFPAVLQSGLYTLTSSVTVPSSTWSSQAVTCNVAHPASSTKVDKKIVPRECSRGGLEVLFQ