>8g3n_I mol:protein length:215 FNI9 Fab light chainEIVMTQSPATLSLSSGERATLSCRASRSVSSNLAWYQQKPGQAPRLLIYDASTRATGFSARFAGSGSGTEFTLTISSLQSEDSAIYYCQQYNNWPPWTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC