PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18799315-7 2008 We conclude that the mechanism of the MAO-B-catalyzed oxidation of pyrrolinyl substrates is similar to that of the tetrahydropyridinyl substrates and that a carbon-hydrogen bond cleavage step is, at least partially, rate determining. Hydrogen 164-172 monoamine oxidase B Bos taurus 38-43