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Literature summary for 1.13.11.50 extracted from

  • Straganz, G.D.; Nidetzky, B.
    Reaction coordinate analysis for beta-diketone cleavage by the non-heme Fe2+-dependent dioxygenase Dke1 (2005), J. Am. Chem. Soc., 127, 12306-12314.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.002
-
4,4-difluoro-1-phenyl-1,3-butanedione apparent value at 25°C Acinetobacter johnsonii
0.0025
-
1,1,1-trifluoro-2,4-pentanedione apparent value at 25°C Acinetobacter johnsonii
0.0027
-
1,1-difluoro-2,4-pentanedione apparent value at 25°C Acinetobacter johnsonii
0.0091
-
Pentane-2,4-dione apparent value at 25°C Acinetobacter johnsonii

Metals/Ions

Metals/Ions Comment Organism Structure
Fe2+ utilizes a non-heme Fe2+ cofactor Acinetobacter johnsonii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
16607
-
4 * 16607 Acinetobacter johnsonii
66430
-
-
Acinetobacter johnsonii

Organism

Organism UniProt Comment Textmining
Acinetobacter johnsonii
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1,1,1-trifluoro-2,4-pentanedione + O2
-
Acinetobacter johnsonii ?
-
?
1,1-difluoro-2,4-pentanedione + O2
-
Acinetobacter johnsonii ?
-
?
4,4-difluoro-1-phenyl-1,3-butanedione + O2
-
Acinetobacter johnsonii ?
-
?
pentane-2,4-dione + O2
-
Acinetobacter johnsonii acetate + 2-oxopropanal
-
?

Subunits

Subunits Comment Organism
homotetramer 4 * 16607 Acinetobacter johnsonii

Synonyms

Synonyms Comment Organism
acetylacetone dioxygenase
-
Acinetobacter johnsonii
Dke1
-
Acinetobacter johnsonii

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.00043
-
4,4-difluoro-1-phenyl-1,3-butanedione apparent value at 25°C Acinetobacter johnsonii
0.0049
-
1,1,1-trifluoro-2,4-pentanedione apparent value at 25°C Acinetobacter johnsonii
0.036
-
1,1-difluoro-2,4-pentanedione apparent value at 25°C Acinetobacter johnsonii
6.5
-
Pentane-2,4-dione apparent value at 25°C Acinetobacter johnsonii