>6dfg_J mol:protein length:214 mature BG18 fragment antigen binding light chainSSELTQPPSVSVSPGQTARITCSGAPLTSRFTYWYRQKPGQAPVLIISRSSQRSSGWSGRFSASWSGTTVTLTIRGVQADDEADYYCQSSDTSDSYKMFGGGTKLTVLGQPKAAPSVTLFPPSSEELQANKATLVCLISDFYPGAVTVAWKADSSPVKAGVETTTPSKQSNNKYAASSYLSLTPEQWKSHRSYSCQVTHEGSTVEKTVAPTECS