>7t6x_H mol:protein length:277 AR4A Fab, heavy chainMGWSCIILFLVATATGVHEVQLLEQSGPEVKKPGDSLRISCKMSGDSLVTTWIGWVRQKPGQGLEWMGIINPGDSSTNIYPGDSATRYGPSFQGQVTISIDKSTSTAYLQWNNVKASDTGIYYCARHVPVPISGTFLWREREMHDFGYFDDWGQGTLVIVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCGGSAWSHPQFEK