EC Number   |
Reaction |
Reference |
|---|
   2.1.1.159 | S-adenosyl-L-methionine + 7-methylxanthine = S-adenosyl-L-homocysteine + 3,7-dimethylxanthine + H+ |
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| 2.1.1.159 | S-adenosyl-L-methionine + 7-methylxanthine = S-adenosyl-L-homocysteine + 3,7-dimethylxanthine + H+ |
residues His160, and Phe266 are involved in catalysis, cosubstrate and substrate binding site structures, overview |
670598 |
| 2.1.1.159 | S-adenosyl-L-methionine + 7-methylxanthine = S-adenosyl-L-homocysteine + 3,7-dimethylxanthine + H+ |
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. |
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