>6bkb_L mol:protein length:214 Fab AR3A light chainELTLTQSPGTLSLSPGKRATLSCRASQSVSGSYLAWYQQKPGQAPRLLIYGASNRATGIPHRFSGSGSGTDFTLTISRLEPEDFAVYYCQQYGSSPTFGQGTRVDIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC