PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9378370-0 1997 Mass spectrometric quantification of 3-chlorotyrosine in human tissues with attomole sensitivity: a sensitive and specific marker for myeloperoxidase-catalyzed chlorination at sites of inflammation. attomole 76-84 myeloperoxidase Homo sapiens 134-149