KEGG   ENZYME: 2.1.1.153Help
Entry
EC 2.1.1.153                Enzyme                                 

Name
vitexin 2''-O-rhamnoside 7-O-methyltransferase
Class
Transferases;
Transferring one-carbon groups;
Methyltransferases
BRITE hierarchy
Sysname
S-adenosyl-L-methionine:vitexin-2''-O-beta-L-rhamnoside 7-O-methyltransferase
Reaction(IUBMB)
S-adenosyl-L-methionine + vitexin 2''-O-beta-L-rhamnoside = S-adenosyl-L-homocysteine + 7-O-methylvitexin 2''-O-beta-L-rhamnoside [RN:R06824]
Reaction(KEGG)
Substrate
S-adenosyl-L-methionine [CPD:C00019];
vitexin 2''-O-beta-L-rhamnoside [CPD:C12628]
Product
S-adenosyl-L-homocysteine [CPD:C00021];
7-O-methylvitexin 2''-O-beta-L-rhamnoside [CPD:C12629]
Comment
The flavonoids vitexin and isovitexin 2''-O-arabinoside do not act as substrates for the enzyme from oats (Avena sativa).
History
EC 2.1.1.153 created 2004
Pathway
Flavone and flavonol biosynthesis
Reference
1  [PMID:6705789]
  Authors
Knogge W, Weissenbock G.
  Title
Purification, characterization, and kinetic mechanism of S-adenosyl-L-methionine: vitexin 2"-O-rhamnoside 7-O-methyltransferase of Avena sativa L.
  Journal
Eur. J. Biochem. 140 (1984) 113-8.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
90698-29-6

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