>8xsd_K mol:protein length:107 CR9 light chainELVLTQSPGTLSLSPGERATLSCRASLSVSSNFLAWYQQKPGQAPRLLVYGASSRATDIPDRISGSGSGTDFTLNISRLEPEDFAVYYCQYSDGSSWTFGQGTRLEI