Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary extracted from

  • Harpel, M.R.; Lipscomb, J.D.
    Gentisate 1,2-dioxygenase from Pseudomonas acidovorans (1990), Methods Enzymol., 188, 101-107.
    View publication on PubMed

General Stability

EC Number General Stability Organism
1.13.11.4 cysteine stabilizes Delftia acidovorans
1.13.11.4 Fe2+ stabilizes Delftia acidovorans
1.13.11.4 glycerol stabilizes Delftia acidovorans

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.13.11.4 3-hydroxybenzoate
-
Delftia acidovorans
1.13.11.4 salicylate
-
Delftia acidovorans
1.13.11.4 Thiosalicylate
-
Delftia acidovorans

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.13.11.4 additional information
-
additional information
-
Delftia acidovorans
1.13.11.4 0.055
-
O2
-
Delftia acidovorans
1.13.11.4 0.08
-
gentisate
-
Delftia acidovorans

Organism

EC Number Organism UniProt Comment Textmining
1.13.11.4 Delftia acidovorans
-
-
-

Oxidation Stability

EC Number Oxidation Stability Organism
1.13.11.4 exposure of enzyme to oxidants, e.g. H2O2 or K3Fe(CN)6, at 1 mM concentrations results in complete loss of activity, even under anaerobic conditions Delftia acidovorans
1.13.11.4 under turnover conditions enzyme is rapidly inactivated at O2 concentrations above 0.8 mM Delftia acidovorans

Purification (Commentary)

EC Number Purification (Comment) Organism
1.13.11.4
-
Delftia acidovorans

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.13.11.4 2,5-dihydroxybenzoate + O2
-
Delftia acidovorans maleylpyruvate
-
?
1.13.11.4 additional information broad substrate specificity Delftia acidovorans ?
-
?

Subunits

EC Number Subunits Comment Organism
1.13.11.4 tetramer 4 * 37200-39800, SDS-PAGE Delftia acidovorans

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1.13.11.4 322 328 gentisate
-
Delftia acidovorans

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.13.11.4 7 9
-
Delftia acidovorans

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
1.13.11.4 7.4
-
-
Delftia acidovorans