BRENDA - Enzyme Database show
show all sequences of 2.1.1.222

Isolation and functional expression of human COQ3, a gene encoding a methyltransferase required for ubiquinone biosynthesis

Jonassen, T.; Clarke, C.F.; J. Biol. Chem. 275, 12381-12387 (2000)

Data extracted from this reference:

Cloned(Commentary)
Commentary
Organism
when expressed in multicopy, the human construct rescues the growth of a yeast coq3 null mutant on a nonfermentable carbon source and restores coenzyme Q biosynthesis, although at lower levels than that of wild type yeast
Homo sapiens
Molecular Weight [Da]
Molecular Weight [Da]
Molecular Weight Maximum [Da]
Commentary
Organism
40998
-
x * 40998, calculated from sequence
Homo sapiens
Natural Substrates/ Products (Substrates)
Natural Substrates
Organism
Commentary (Nat. Sub.)
Natural Products
Commentary (Nat. Pro.)
Organism (Nat. Pro.)
Reversibility
additional information
Homo sapiens
the enzyme is involved in biosynthesis of ubiquinone-10 in human and catalyzes the methylation of 3-demethylubiquinol-10 to ubiquinol-10 (EC 2.1.1.64) and the methylation of 3,4-dihydroxy-5-decaprenylbenzoate to 3-methoxy-4-hydroxy-5-all-trans-decaprenylbenzoate (EC 2.1.1.114)
?
-
-
-
Organism
Organism
Primary Accession No. (UniProt)
Commentary
Textmining
Homo sapiens
Q9NZJ6
-
-
Source Tissue
Source Tissue
Commentary
Organism
Textmining
heart
-
Homo sapiens
-
Substrates and Products (Substrate)
Substrates
Commentary Substrates
Literature (Substrates)
Organism
Products
Commentary (Products)
Literature (Products)
Organism (Products)
Reversibility
additional information
the enzyme is involved in biosynthesis of ubiquinone-10 in human and catalyzes the methylation of 3-demethylubiquinol-10 to ubiquinol-10 (EC 2.1.1.64) and the methylation of 3,4-dihydroxy-5-decaprenylbenzoate to 3-methoxy-4-hydroxy-5-all-trans-decaprenylbenzoate (EC 2.1.1.114)
485141
Homo sapiens
?
-
-
-
-
additional information
wide substrate specificity. The enzyme methylates both eukaryotic substrates demethylubiquinol-3 (this activity is classified as EC 2.1.1.64) and 3,4-dihydroxy-5-farnesylbenzoic acid (this activity is classified as EC 2.1.1.114) and the distinct prokaryotic substrate 3-((2E,6E)-farnesyl)benzene-1,2-diol
485141
Homo sapiens
?
-
-
-
-
S-adenosyl-L-methionine + 3-((2E,6E)-farnesyl)benzene-1,2-diol
i.e. 3-[(2E,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-yl]benzene-1,2-diol. The substrate is an artificial farnesylated analog of the Escherichia coli substrate 2-all-trans-octaprenyl-6-hydroxyphenol, an intermediate in the biosynthesis of ubiquinone-8 in Escherichia coli
485141
Homo sapiens
S-adenosyl-L-homocysteine + 2-methoxy-6-((2E,6E)-farnesyl)phenol
i.e. 2-methoxy-6-((2E,6E)-3,7,11-trimethyldodeca-2,6,10-trienyl)phenol
-
-
?
Subunits
Subunits
Commentary
Organism
?
x * 40998, calculated from sequence
Homo sapiens
Cloned(Commentary) (protein specific)
Commentary
Organism
when expressed in multicopy, the human construct rescues the growth of a yeast coq3 null mutant on a nonfermentable carbon source and restores coenzyme Q biosynthesis, although at lower levels than that of wild type yeast
Homo sapiens
Molecular Weight [Da] (protein specific)
Molecular Weight [Da]
Molecular Weight Maximum [Da]
Commentary
Organism
40998
-
x * 40998, calculated from sequence
Homo sapiens
Natural Substrates/ Products (Substrates) (protein specific)
Natural Substrates
Organism
Commentary (Nat. Sub.)
Natural Products
Commentary (Nat. Pro.)
Organism (Nat. Pro.)
Reversibility
additional information
Homo sapiens
the enzyme is involved in biosynthesis of ubiquinone-10 in human and catalyzes the methylation of 3-demethylubiquinol-10 to ubiquinol-10 (EC 2.1.1.64) and the methylation of 3,4-dihydroxy-5-decaprenylbenzoate to 3-methoxy-4-hydroxy-5-all-trans-decaprenylbenzoate (EC 2.1.1.114)
?
-
-
-
Source Tissue (protein specific)
Source Tissue
Commentary
Organism
Textmining
heart
-
Homo sapiens
-
Substrates and Products (Substrate) (protein specific)
Substrates
Commentary Substrates
Literature (Substrates)
Organism
Products
Commentary (Products)
Literature (Products)
Organism (Products)
Reversibility
additional information
the enzyme is involved in biosynthesis of ubiquinone-10 in human and catalyzes the methylation of 3-demethylubiquinol-10 to ubiquinol-10 (EC 2.1.1.64) and the methylation of 3,4-dihydroxy-5-decaprenylbenzoate to 3-methoxy-4-hydroxy-5-all-trans-decaprenylbenzoate (EC 2.1.1.114)
485141
Homo sapiens
?
-
-
-
-
additional information
wide substrate specificity. The enzyme methylates both eukaryotic substrates demethylubiquinol-3 (this activity is classified as EC 2.1.1.64) and 3,4-dihydroxy-5-farnesylbenzoic acid (this activity is classified as EC 2.1.1.114) and the distinct prokaryotic substrate 3-((2E,6E)-farnesyl)benzene-1,2-diol
485141
Homo sapiens
?
-
-
-
-
S-adenosyl-L-methionine + 3-((2E,6E)-farnesyl)benzene-1,2-diol
i.e. 3-[(2E,6E)-3,7,11-trimethyldodeca-2,6,10-trien-1-yl]benzene-1,2-diol. The substrate is an artificial farnesylated analog of the Escherichia coli substrate 2-all-trans-octaprenyl-6-hydroxyphenol, an intermediate in the biosynthesis of ubiquinone-8 in Escherichia coli
485141
Homo sapiens
S-adenosyl-L-homocysteine + 2-methoxy-6-((2E,6E)-farnesyl)phenol
i.e. 2-methoxy-6-((2E,6E)-3,7,11-trimethyldodeca-2,6,10-trienyl)phenol
-
-
?
Subunits (protein specific)
Subunits
Commentary
Organism
?
x * 40998, calculated from sequence
Homo sapiens
Other publictions for EC 2.1.1.222
No.
1st author
Pub Med
title
organims
journal
volume
pages
year
Activating Compound
Application
Cloned(Commentary)
Crystallization (Commentary)
Engineering
General Stability
Inhibitors
KM Value [mM]
Localization
Metals/Ions
Molecular Weight [Da]
Natural Substrates/ Products (Substrates)
Organic Solvent Stability
Organism
Oxidation Stability
Posttranslational Modification
Purification (Commentary)
Reaction
Renatured (Commentary)
Source Tissue
Specific Activity [micromol/min/mg]
Storage Stability
Substrates and Products (Substrate)
Subunits
Temperature Optimum [°C]
Temperature Range [°C]
Temperature Stability [°C]
Turnover Number [1/s]
pH Optimum
pH Range
pH Stability
Cofactor
Ki Value [mM]
pI Value
IC50 Value
Activating Compound (protein specific)
Application (protein specific)
Cloned(Commentary) (protein specific)
Cofactor (protein specific)
Crystallization (Commentary) (protein specific)
Engineering (protein specific)
General Stability (protein specific)
IC50 Value (protein specific)
Inhibitors (protein specific)
Ki Value [mM] (protein specific)
KM Value [mM] (protein specific)
Localization (protein specific)
Metals/Ions (protein specific)
Molecular Weight [Da] (protein specific)
Natural Substrates/ Products (Substrates) (protein specific)
Organic Solvent Stability (protein specific)
Oxidation Stability (protein specific)
Posttranslational Modification (protein specific)
Purification (Commentary) (protein specific)
Renatured (Commentary) (protein specific)
Source Tissue (protein specific)
Specific Activity [micromol/min/mg] (protein specific)
Storage Stability (protein specific)
Substrates and Products (Substrate) (protein specific)
Subunits (protein specific)
Temperature Optimum [°C] (protein specific)
Temperature Range [°C] (protein specific)
Temperature Stability [°C] (protein specific)
Turnover Number [1/s] (protein specific)
pH Optimum (protein specific)
pH Range (protein specific)
pH Stability (protein specific)
pI Value (protein specific)
Expression
General Information
General Information (protein specific)
Expression (protein specific)
KCat/KM [mM/s]
KCat/KM [mM/s] (protein specific)
733306
Zhu
Structural and biochemical stu ...
Escherichia coli
Biochem. J.
470
105-114
2015
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734623
Lu
Identification and elimination ...
Rhodobacter sphaeroides
Metab. Eng.
29
208-216
2015
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1
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1
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733281
Lu
Enhanced production of CoQ10 b ...
Rhodobacter sphaeroides
Biochem. Eng. J.
72
42-47
2013
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1
1
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718512
Xing
Crystallization and preliminar ...
Escherichia coli
Acta Crystallogr. Sect. F
67
727-729
2011
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1
1
1
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1
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1
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718535
Gonidakis
Lifespan extension and paraqua ...
Escherichia coli, Escherichia coli BW25113
Aging
3
291-303
2011
-
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1
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28
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704270
Joyce
Reed, J.L.; White, A.; Edwards ...
Escherichia coli
J. Bacteriol.
188
8259-8271
2006
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1
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485141
Jonassen
Isolation and functional expre ...
Homo sapiens
J. Biol. Chem.
275
12381-12387
2000
-
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1
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1
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1
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1
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1
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1
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705549
Soballe
Ubiquinone limits oxidative st ...
Escherichia coli
Microbiology
146
787-796
2000
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1
1
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485140
Poon
Yeast and rat Coq3 and Escheri ...
Escherichia coli, Rattus norvegicus, Saccharomyces cerevisiae
J. Biol. Chem.
274
21665-21672
1999
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3
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7
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1
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7
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3
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702193
Hsu
Complementation of coq3 mutant ...
Escherichia coli
Biochemistry
35
9797-9806
1996
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1
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1
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1
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3
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704242
Gibert
Regulation of ubiG gene expres ...
Escherichia coli
J. Bacteriol.
170
1346-1349
1988
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