KEGG   ENZYME: 2.1.1.78Help
Entry
EC 2.1.1.78                 Enzyme                                 

Name
isoorientin 3'-O-methyltransferase;
isoorientin 3'-methyltransferase
Class
Transferases;
Transferring one-carbon groups;
Methyltransferases
BRITE hierarchy
Sysname
S-adenosyl-L-methionine:isoorientin 3'-O-methyltransferase
Reaction(IUBMB)
S-adenosyl-L-methionine + isoorientin = S-adenosyl-L-homocysteine + isoscoparin [RN:R03731]
Reaction(KEGG)
Substrate
S-adenosyl-L-methionine [CPD:C00019];
isoorientin [CPD:C01821]
Product
S-adenosyl-L-homocysteine [CPD:C00021];
isoscoparin [CPD:C05990]
Comment
Also acts on isoorientin 2''-O-rhamnoside. Involved in the biosynthesis of flavones.
History
EC 2.1.1.78 created 1986
Reference
1
  Authors
van Brederode, J., Kamps-Heinsbroek, R. and Mastenbroek, O.
  Title
Biochemical and ontogenetic evidence that the ferulic acid and isoscoparin formation in silene are catalyzed by different enzymes.
  Journal
Z. Pflanzenphysiol. 106 (1982) 43-53.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
83061-51-2

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