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1.14.14.9: 4-hydroxyphenylacetate 3-monooxygenase

This is an abbreviated version!
For detailed information about 4-hydroxyphenylacetate 3-monooxygenase, go to the full flat file.

Word Map on EC 1.14.14.9

Reaction

4-hydroxyphenylacetate
+
FADH2
+
O2
=
3,4-Dihydroxyphenylacetate
+
FAD
+
H2O

Synonyms

4 HPA 3-hydroxyylase, 4-HPA hydroxylase, 4-hydroxyphenylacetate 3-hydroxylase, 4-hydroxyphenylacetic acid 3-hydroxylase, 4HPA 3-monooxygenase, 4HPA3H, C2-hpah, EC 1.14.13.3, HPA 3-hydroxylase, HpaB, hpaBC, HpaC, HPAH, More, p-hydroxyphenylacetate 3-hydroxylase, p-hydroxyphenylacetate hydroxylase, p-hydroxyphenylacetic 3-hydroxylase, TPY_2462, two-component p-hydroxyphenylacetate hydroxylase

ECTree

     1 Oxidoreductases
         1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen
             1.14.14 With reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen into the other donor
                1.14.14.9 4-hydroxyphenylacetate 3-monooxygenase

pH Range

pH Range on EC 1.14.14.9 - 4-hydroxyphenylacetate 3-monooxygenase

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5 - 8
-
more than 80% of activity
6
substrate 4-aminophenylacetate can only bind to the wild-type enzyme at pH 6.0, substrate can bind to mutant S146A at both pH 6.0 and 9.0
6.2 - 9.9
assay range for determination of reaction kinetics of C2-FMNH with oxygen at various pH values investigated by stopped-flow and rapid quenched-flow techniques, detailed overview
9
substrate can bind to mutant S146A at both pH 6.0 and 9.0