>4ffw_D mol:protein length:217 Fab heavy chainEFQLQQSGPELVKPGASVKISCKASGYSFTDYNINWMKQSNGKSLEWIGVVIPKYGTTNYNQKFQGKATLTVDQSSSTAYIQLNSLTSEDSAVYYCTRFRDVFFDVWGTGTTVTVSSAKTTAPSVYPLAPVCGGTTGSSVTLGCLVKGYFPEPVTLTWNSGSLSSGVHTFPALLQSGLYTLSSSVTVTSNTWPSQTITCNVAHPASSTKVDKKIVPR