1.1.3.23: thiamine oxidase

This is an abbreviated version!
For detailed information about thiamine oxidase, go to the full flat file.

Word Map on EC 1.1.3.23

Reaction

thiamine
+ 2 O2 +
H2O
=
thiamine acetic acid
+ 2 H2O2

Synonyms

thiamin dehydrogenase, thiamin oxidase, thiamin:oxygen 5-oxidoreductase, thiamine dehydrogenase

ECTree

     1 Oxidoreductases
         1.1 Acting on the CH-OH group of donors
             1.1.3 With oxygen as acceptor
                1.1.3.23 thiamine oxidase

Systematic Name

Systematic Name on EC 1.1.3.23 - thiamine oxidase

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SYSTEMATIC NAME
IUBMB Comments
thiamine:oxygen 5-oxidoreductase
A flavoprotein (FAD). The product differs from thiamine in replacement of -CH2.CH2.OH by -CH2.COOH; the two-step oxidation proceeds without the release of the intermediate aldehyde from the enzyme.