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Information on EC 2.1.1.159 - theobromine synthase

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EC Tree
     2 Transferases
         2.1 Transferring one-carbon groups
             2.1.1 Methyltransferases
                2.1.1.159 theobromine synthase
IUBMB Comments
This is the third enzyme in the caffeine-biosynthesis pathway. This enzyme can also catalyse the conversion of paraxanthine into caffeine, although the paraxanthine pathway is considered to be a minor pathway for caffeine biosynthesis [2,3].
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Word Map
The enzyme appears in viruses and cellular organisms
Synonyms
7-methylxanthine methyltransferase, 3,7-dimethylxanthine methyltransferase, 3-n-methyltransferase activity, caffeine synthase 1, more
REACTION
REACTION DIAGRAM
COMMENTARY hide
ORGANISM
UNIPROT
LITERATURE
S-adenosyl-L-methionine + 7-methylxanthine = S-adenosyl-L-homocysteine + 3,7-dimethylxanthine
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