>9ymk_G mol:protein length:229 RM20A3 Fab heavy chainEVQLVETGGGLVQPGGSLKLSCRASGYTFSSFAMSWVRQAPGKGLEWVSLINDRGGLTFYVDSVKGRFTISRDNSKNTLSLQMHSLRDGDTAVYYCATGGMSSALQSSKYYFDFWGQGALVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCD