>7niu_C mol:protein length:241 4B1 Fab-fragment heavy chainEISEVQLVESGGGLVQPGGSLRLSCAASGFNLYSSYIHWVRQAPGKGLEWVAYISSYYGSTSYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCARSFSINGSYSWWWDQAAYGLDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHT