>9p6e_J mol:protein length:125 RM20A3 heavy chainEVQLVETGGGLVQPGGSLKLSCRASGYTFSSFAMSWVRQAPGKGLEWVSLINDRGGLTFYVDSVKGRFTISRDNSKNTLSLQMHSLRDGDTAVYYCATGGMSSALQSSKYYFDFWGQGALVTVSS