1.13.11.27: 4-hydroxyphenylpyruvate dioxygenase

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

Word Map on EC 1.13.11.27

Reaction

4-hydroxyphenylpyruvate
+
O2
=
homogentisate
+
CO2

Synonyms

4-HPPD, 4-hydroxyphenylpyruvare dioxygenase, 4-hydroxyphenylpyruvate dioxygenase, 4-hydroxyphenylpyruvic acid dioxygenase, 4HPPD, At-HPPD, AtHPPD, AvHPPD-03, EC 1.14.2.2, EC 1.99.1.14, formerly, F Alloantigen, F protein, F-antigen homolog, HPD, hpdA, HPPD, HPPDase, Legiolysin, MsHPPD, oxygenase, 4-hydroxyphenylpyruvate di-, p-hydroxyphenyl pyruvate dioxygenase, p-hydroxyphenylpyruvate dioxygenase, p-hydroxyphenylpyruvate hydroxylase, p-hydroxyphenylpyruvate oxidase, p-hydroxyphenylpyruvic acid hydroxylase, p-hydroxyphenylpyruvic hydroxylase, p-hydroxyphenylpyruvic oxidase, PTO1369, Pt_Hpd, T-cell reactive protein, TF-AG, YS103B

ECTree

     1 Oxidoreductases
         1.13 Acting on single donors with incorporation of molecular oxygen (oxygenases)
             1.13.11 With incorporation of two atoms of oxygen
                1.13.11.27 4-hydroxyphenylpyruvate dioxygenase

pH Optimum

pH Optimum on EC 1.13.11.27 - 4-hydroxyphenylpyruvate dioxygenase

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pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
4
Q6KZ98
two pH optima are observed at 50C: pH 4.0 (close to native conditions, narrow maximum) and pH 7.0 (broad maximum)
4.5
-
and a second optimum at pH 7.8
4.6
-
and a second optimum at pH 7.4, enzyme form 3
5.1
-
and a second optimum at pH 7.4, enzyme form 1 and 2
6 - 7.5
-
-
7.3
-
-
7.4
-
and a second optimum at pH 5.1 for enzyme form 1 and 2, and at pH 4.6 for enzyme form 3
7.6
-
assay at
7.8
-
and a second optimum at pH 4.5