KEGG ENZYME: 2.1.1.153

ENZYME: 2.1.1.153

Entry

EC 2.1.1.153                Enzyme

Name

vitexin 2''-O-rhamnoside 7-O-methyltransferase

Class

Transferases;
Transferring one-carbon groups;
Methyltransferases

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 140:113-8 (1984)
DOI:10.1111/j.1432-1033.1984.tb08073.x

Other DBs

ExplorEnz - The Enzyme Database:

IUBMB Enzyme Nomenclature:

ExPASy - ENZYME nomenclature database:

BRENDA, the Enzyme Database:

CAS:	90698-29-6

LinkDB

DBGET integrated database retrieval system