>5ocx_L mol:protein length:217 Fab fragment anti-citrullinated protein antibody E4 - light chainQSVWTQPPSVSAAPGQKVTISCSGDDSILRSAFVSWYQQVPGSAPKLVIFDDRQRPSGIPARFSGSNSGTTATLDIAGLQRGDEADYYCAAWNGRLSAFVFGSGTKLEIKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC