>7q9f_K mol:protein length:217 Beta-50 light chainDIVMTQSPGTLSLSPGERATLSCRASQSFTSSYLAWYQQKPGQAPRLLIYGASSRATGIPDRFSGTGSGTDFTLTISRLEPEDFAVYYCQQYGTSPRMYTFGQGTKVDIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC