PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3484542-3 1986 MPTP is oxidized in the brain to a pyridinium species, 1-methyl-4-phenylpyridine (MPP+)6. pyridine 35-45 protein associated with LIN7 2, MAGUK p55 family member Homo sapiens 82-88