>4r9y_M mol:protein length:214 Platelet factor 4 antibody KKO light chainDIQMIQSQKFMSTSVGDRVTVTCKASQNVGTNVAWYQQKPGQSPNALIYSASYRYSGVPDRFTGSGSGTDFTLTITNVQSEDLADYFCQQYNSYPLTFGTGTKLDLKRADAAPTVSIFPPSSEQLTSGGASVVCFLNNFYPKDINVKWKIDGSERQNGVLNSWTDQDSKDSTYSMSSTLTLTKDEYERHNSYTCEATHKTSTSPIVKSFNRNEC