>9yrb_F mol:protein length:234 REGN7508 Fab Heavy ChainQVQLVESGGGLVKPGGSLRLSCAASGFTFSDYSMNWIRQAPGKGLEWISYISFSGNSIYYADSVKGRFTISRDNAKNSLYLQMNSLRVEDTAIYYCTSRDWGYAFDIWGQGTMVTVSSASTKGPSVFPLAPCSRSTSESTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTKTYTCNVDHKPSNTKVDKRVESKYGPPCPPCPAPEFLG