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2.1.1.263: botryococcene C-methyltransferase

This is an abbreviated version!
For detailed information about botryococcene C-methyltransferase, go to the full flat file.

Word Map on EC 2.1.1.263

Reaction

2 S-adenosyl-L-methionine +

C30 botryococcene
= 2 S-adenosyl-L-homocysteine +
3,20-dimethyl-1,2,21,22-tetradehydro-2,3,20,21-tetrahydrobotryococcene

Synonyms

TMT-3, triterpene methyltransferase-3

ECTree

     2 Transferases
         2.1 Transferring one-carbon groups
             2.1.1 Methyltransferases
                2.1.1.263 botryococcene C-methyltransferase

Substrates Products

Substrates Products on EC 2.1.1.263 - botryococcene C-methyltransferase

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SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
2 S-adenosyl-L-methionine + C30 botryococcene
2 S-adenosyl-L-homocysteine + 3,20-dimethyl-1,2,21,22-tetradehydro-2,3,20,21-tetrahydrobotryococcene
show the reaction diagram
-
overall reaction
-
-
ir
S-adenosyl-L-methionine + 20-methyl-21,22-didehydro-20,21-dihydrobotryococcene
S-adenosyl-L-homocysteine + 3,20-dimethyl-1,2,21,22-tetradehydro-2,3,20,21-tetrahydrobotryococcene
show the reaction diagram
-
-
-
-
?
S-adenosyl-L-methionine + 3-methyl-1,2-didehydro-2,3-dihydrobotryococcene
S-adenosyl-L-homocysteine + 3,20-dimethyl-1,2,21,22-tetradehydro-2,3,20,21-tetrahydrobotryococcene
show the reaction diagram
-
-
-
-
?
S-adenosyl-L-methionine + C30 botryococcene
S-adenosyl-L-homocysteine + 20-methyl-21,22-didehydro-20,21-dihydrobotryococcene
show the reaction diagram
-
-
-
-
?
S-adenosyl-L-methionine + C30 botryococcene
S-adenosyl-L-homocysteine + 3-methyl-1,2-didehydro-2,3-dihydrobotryococcene
show the reaction diagram
-
-
-
-
?
additional information
?
-
-
mono- and dimethylated products with terminal carbons C-22/C-20 as the atomic acceptor sites for the methyl additions to botryococcene, NMR analysis, overview. TMT-3 shows only low activity with squalene
-
-
?