>7up9_L mol:protein length:131 Fab 2D3 light chainMEFGLSWIFLAAILKGVQCDVLMTQSPLSLPVSLGDQASISCRSSQSIVHSNGDTYFEWYLQKPGQSPKLLIYKVSNRFSGVPNRFSGSGSGTDFTLKISRVEAEDLGVYYCFQGSYVPYTFGGGTKLEIK