>6r2s_B mol:protein length:278 Antibody DB9 heavy chainHPLCLSLHRCPLPGPTAPRFYRLNSTMGWSCIILFLVATATGVHSEVQLQESGPGLVKPSETLSLTCTVSGGSVSSSTYYWGWVRQPPGKGLEWIGSIYYSGSTYYNPSLKSRVTISVDTSKNQFSLKLSSVTAADTAVYYCARDGTGALDLWGRGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKTHTCPPDPST