The Enzyme Database

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Accepted name: putrescine N-methyltransferase
Reaction: S-adenosyl-L-methionine + putrescine = S-adenosyl-L-homocysteine + N-methylputrescine
For diagram of tropane alkaloid biosynthesis, click here
Glossary: putrescine = butane-1,4-diamine
Other name(s): putrescine methyltransferase
Systematic name: S-adenosyl-L-methionine:putrescine N-methyltransferase
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number: 9075-39-2
1.  Mizusaki, S., Tanabe, Y., Noguchi, M. and Tamaki, E. Phytochemical studies on tobacco alkaloids. XIV. The occurence and properties of putrescine N-methyltransferase in tobacco roots. Plant Cell Physiol. 12 (1971) 633–640.
[EC created 1976]

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