PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10559226-0 1999 Molecular chlorine generated by the myeloperoxidase-hydrogen peroxide-chloride system of phagocytes produces 5-chlorocytosine in bacterial RNA. Chlorides 70-78 myeloperoxidase Homo sapiens 36-51