PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17726014-6 2007 Liquid chromatography-mass spectrometry and tandem mass spectrometry analyses demonstrated that methionine and N-terminal cysteine residues were rapidly oxidized by MPO-derived HOCl but only oxidation of the N-terminal cysteine of TIMP-1 correlated well with loss of inhibitory activity. Methionine 96-106 myeloperoxidase Homo sapiens 165-168