1.13.11.3: protocatechuate 3,4-dioxygenase
This is an abbreviated version!
For detailed information about protocatechuate 3,4-dioxygenase, go to the full flat file.
Word Map on EC 1.13.11.3
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1.13.11.3
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catecholate
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1,2-dioxygenase
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intradiol
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4-hydroxybenzoate
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3,4-dihydroxybenzoate
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beta-ketoadipate
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ring-cleavage
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gentisate
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beta-carboxy-cis,cis-muconate
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enol-lactone
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hydroxyquinol
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orville
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lipscomb
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fuscum
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cis-muconate
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4-methylcatechols
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3,5-di-tert-butylcatechol
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analysis
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environmental protection
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degradation
- 1.13.11.3
-
catecholate
-
1,2-dioxygenase
-
intradiol
- 4-hydroxybenzoate
- 3,4-dihydroxybenzoate
-
beta-ketoadipate
-
ring-cleavage
- gentisate
- beta-carboxy-cis,cis-muconate
-
enol-lactone
- hydroxyquinol
-
orville
-
lipscomb
- fuscum
-
cis-muconate
- 4-methylcatechols
- 3,5-di-tert-butylcatechol
- analysis
- environmental protection
- degradation
Reaction
Synonyms
3,4-PCase, 3,4-PCD, 3,4-PCDase, 3,4-POD, EC 1.13.1.3, EC 1.99.2.3, More, oxygenase, protocatechuate 3,4-di-, P3,4DO, P3,4O enzyme, P34O, PCA 3,4-dioxygenase, PcaG, PcaH, PcaHG, PCD, protocatchetuate 3,4-dioxygenase, protocatechuate 3,4-dioxygenase, protocatechuate oxygenase, protocatechuic 3,4-dioxygenase, protocatechuic 3,4-oxygenase, protocatechuic acid oxidase
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pH Range
pH Range on EC 1.13.11.3 - protocatechuate 3,4-dioxygenase
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2.2 - 13
glyoxyl agarose-immobilized enzyme, profile overview
4 - 14
calcium alginate-immobilized enzyme, profile overview
5.5 - 8.5
the enzyme shows more than 50% activity between pH 5.5 and 8.5
6 - 9
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pH 6.0: about 40% of maximal activity, pH 9.0: about 65% of maximal activity
7 - 11
the enzyme shows more than 50% activity between pH 7.0 and 11.0 and loses 98.3% of its original enzymatic activity at pH 4.0 and about 95.4% at pH 12.0
additional information
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activity increases steadily up to pH 9.0, above pH 9.0 the enzyme begins to undergo spontaneous oxidation