KEGG   ENZYME: 2.1.1.120Help
Entry
EC 2.1.1.120                Enzyme                                 

Name
12-hydroxydihydrochelirubine 12-O-methyltransferase
Class
Transferases;
Transferring one-carbon groups;
Methyltransferases
BRITE hierarchy
Sysname
S-adenosyl-L-methionine:12-hydroxydihydrochelirubine 12-O-methyltransferase
Reaction(IUBMB)
S-adenosyl-L-methionine + 12-hydroxydihydrochelirubine = S-adenosyl-L-homocysteine + dihydromacarpine [RN:R04705]
Reaction(KEGG)
Substrate
S-adenosyl-L-methionine [CPD:C00019];
12-hydroxydihydrochelirubine [CPD:C05193]
Product
S-adenosyl-L-homocysteine [CPD:C00021];
dihydromacarpine [CPD:C05316]
Comment
This reaction is part of the pathway for synthesis of benzophenanthridine alkaloid macarpine in plants.
History
EC 2.1.1.120 created 1999
Pathway
Isoquinoline alkaloid biosynthesis
Metabolic pathways
Biosynthesis of secondary metabolites
Reference
1
  Authors
Kammerer, L., De-Eknamkul, W. and Zenk, M.H.
  Title
Enzymic 12-hydroxylation and 12-O-methylation of dihydrochelirubine in dihydromacarpine formation by Thalictrum bulgaricum.
  Journal
Phytochemistry 36 (1994) 1409-1416.
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
158736-40-4
LinkDB All DBs

KEGG   REACTION: R04705Help
Entry
R04705                      Reaction                               

Name
S-Adenosyl-L-methionine:12-hydroxydihydrochelirubine 12-O-methyltransferase
Definition
S-Adenosyl-L-methionine + 12-Hydroxydihydrochelirubine <=> S-Adenosyl-L-homocysteine + Dihydromacarpine + H+
Equation
Reaction class
C00019_C00021
C05193_C05316
Enzyme
Pathway
Isoquinoline alkaloid biosynthesis
Metabolic pathways
Biosynthesis of secondary metabolites
LinkDB All DBs

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