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Literature summary for 1.13.11.1 extracted from

  • Chen, Y.P.; Glenn, A.R.; Dilworth, M.J.
    Aromatic metabolism in Rhizobium trifolii: catechol 1,2-dioxygenase (1985), Arch. Microbiol., 141, 225-228.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
1,10-phenanthroline progressive inactivation, loss of all activation after 90 min, reactivation with Fe3+ Rhizobium leguminosarum
Al3+ 0.01 M, 100% Rhizobium leguminosarum
KCN
-
Rhizobium leguminosarum
Ni2+ 0.01 M, 85% Rhizobium leguminosarum

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0022
-
catechol
-
Rhizobium leguminosarum

Metals/Ions

Metals/Ions Comment Organism Structure
Iron 2 gatom per mol enzyme protein Rhizobium leguminosarum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
59000
-
2 * 59000, SDS-PAGE Rhizobium leguminosarum
107000
-
gel filtration Rhizobium leguminosarum

Organism

Organism UniProt Comment Textmining
Rhizobium leguminosarum
-
TA1
-
Rhizobium leguminosarum TA1
-
TA1
-

Purification (Commentary)

Purification (Comment) Organism
-
Rhizobium leguminosarum

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
6.25
-
-
Rhizobium leguminosarum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-methylcatechol + O2
-
Rhizobium leguminosarum (2Z,4Z)-3-methylhexa-2,4-dienedioate
-
?
4-methylcatechol + O2
-
Rhizobium leguminosarum TA1 (2Z,4Z)-3-methylhexa-2,4-dienedioate
-
?
catechol + O2
-
Rhizobium leguminosarum cis,cis-muconate
-
?
catechol + O2
-
Rhizobium leguminosarum TA1 cis,cis-muconate
-
?
additional information no substrates: 3,4-dihydroxybenzoate, 3-methoxy-4-hydroxybenzoate, 2,4-dihydroxybenzoate, 3,5-dihydroxybenzoate, 3,4,5-trihydroxybenzoate Rhizobium leguminosarum ?
-
?
additional information no substrates: 3,4-dihydroxybenzoate, 3-methoxy-4-hydroxybenzoate, 2,4-dihydroxybenzoate, 3,5-dihydroxybenzoate, 3,4,5-trihydroxybenzoate Rhizobium leguminosarum TA1 ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 59000, SDS-PAGE Rhizobium leguminosarum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 9
-
Rhizobium leguminosarum