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Literature summary for 1.13.11.1 extracted from

  • Aoki, K.; Konohana, T.; Shinke, R.; Nishira, H.
    Two catechol 1,2-dioxygenases from aniline-assimilating bacterium, Frateuria species ANA-18 (1984), Agric. Biol. Chem., 48, 2097-2104.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
Fe2+ CD I and CD II respectively Frateuria sp.
Fe3+ CD I and CD II respectively Frateuria sp.

Inhibitors

Inhibitors Comment Organism Structure
Ag+ CD I only Frateuria sp.
Hg2+ CD I only Frateuria sp.
iodoacetic acid CD I only Frateuria sp.
o-phenanthroline CD I and CD II respectively Frateuria sp.
p-chloromercuribenzoate CD I only Frateuria sp.

Metals/Ions

Metals/Ions Comment Organism Structure
Iron 1.2 gatom per mol enzyme protein based on a molecular weight of 38000 and 36000 for CD I and CD II respecetively Frateuria sp.

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
36000
-
CD II: 4 * 36000, SDS-PAGE Frateuria sp.
37000
-
both CD I and CD II, buffer containing NaCl, gel filtration Frateuria sp.
38000
-
CD I: 4 * 38000, SDS-PAGE Frateuria sp.
140000
-
buffer omitting NaCl, gel filtration Frateuria sp.

Organism

Organism UniProt Comment Textmining
Frateuria sp.
-
ANA-18
-
Frateuria sp. ANA-18
-
ANA-18
-

Purification (Commentary)

Purification (Comment) Organism
CD I and CD II respectively Frateuria sp.

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Frateuria sp.

Storage Stability

Storage Stability Organism
6°C, buffer containing 0.1 M NaCl, 50 days without decrease of activity Frateuria sp.

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3-methylcatechol + O2 poor substrate Frateuria sp. (2Z,4Z)-2-methylhexa-2,4-dienedioate
-
?
3-methylcatechol + O2 poor substrate Frateuria sp. ANA-18 (2Z,4Z)-2-methylhexa-2,4-dienedioate
-
?
4-methylcatechol + O2 poor substrate Frateuria sp. (2Z,4Z)-3-methylhexa-2,4-dienedioate
-
?
4-methylcatechol + O2 poor substrate Frateuria sp. ANA-18 (2Z,4Z)-3-methylhexa-2,4-dienedioate
-
?
catechol + O2
-
Frateuria sp. cis,cis-muconate
-
?
catechol + O2
-
Frateuria sp. ANA-18 cis,cis-muconate
-
?
additional information ratios of intradiol to extradiol activity of CD I and CD II 1000:120 and 100:3 respectively Frateuria sp. ?
-
?
additional information ratios of intradiol to extradiol activity of CD I and CD II 1000:120 and 100:3 respectively Frateuria sp. ANA-18 ?
-
?

Subunits

Subunits Comment Organism
tetramer CD I: 4 * 38000, SDS-PAGE Frateuria sp.
tetramer CD II: 4 * 36000, SDS-PAGE Frateuria sp.

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
35
-
for 10 min, stable activity of CD I, activity of CD II decrease to 89% Frateuria sp.

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
for CD I and CD II respectively Frateuria sp.

pH Range

pH Minimum pH Maximum Comment Organism
6.5 10 for CD I and CD II respectively Frateuria sp.

pH Stability

pH Stability pH Stability Maximum Comment Organism
5 10.5 5°C, 24 hours Frateuria sp.