From Paraxanthine to 7-Methylxanthine

Graphic of the reaction.

Medline reference
Mazzafera P. Front Biosci (2004) 9: 1348-59.

Search Medline for paraxanthine AND caffeine AND bacteria.
11 citations on March 09, 2012. 
         Paraxanthine          
               |
               |  2H+ + 2e- + O2
  paraxanthine | /
   demethylase |/
     1.13.12.- |
               |\
        ExPASy | \
               |  H2O + CH2O
               v
       7-Methylxanthine
Display a pathway starting from this reaction.

EAWAG-BBD Biotransformation rules in accord with this reaction:
N-substituted Amide -----> Amide + Aldehyde or Ketone (bt0243)
[Caffeine] [Caffeine (fungal)] [BBD Main Menu]

Page Author(s): Stephan M. Cameron, Carla Essenberg, and Rachael Long
May 17, 2006 Contact Us

This is the EAWAG-BBD reaction, reacID# r1257.
It was generated on June 9, 2026 at 9:38:02 PM CDT. 

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