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Literature summary extracted from

  • Yi, S.M.; Taguchi, A.T.; Samoilova, R.I.; OMalley, P.J.; Gennis, R.B.; Dikanov, S.A.
    Plasticity in the high affinity menaquinone binding site of the cytochrome aa3-600 menaquinol oxidase from Bacillus subtilis (2015), Biochemistry, 54, 5030-5044 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
7.1.1.5 expressed in Escherichia coli XL10-Gold cells Bacillus subtilis

Protein Variants

EC Number Protein Variants Comment Organism
7.1.1.5 R70H the mutant shows reduced activity compared to the wild type enzyme Bacillus subtilis

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
7.1.1.5 0.055
-
dimethylnitrosamine mutant enzyme R70H, at pH 6.8 and 25°C Bacillus subtilis
7.1.1.5 0.089
-
dimethylnitrosamine wild type enzyme, at pH 6.8 and 25°C Bacillus subtilis

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
7.1.1.5 menaquinol + O2 Bacillus subtilis
-
menaquinone + H2O
-
?
7.1.1.5 menaquinol + O2 Bacillus subtilis 1A1
-
menaquinone + H2O
-
?

Organism

EC Number Organism UniProt Comment Textmining
7.1.1.5 Bacillus subtilis
-
-
-
7.1.1.5 Bacillus subtilis 1A1
-
-
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
7.1.1.5 dimethylnitrosamine + O2
-
Bacillus subtilis ?
-
?
7.1.1.5 dimethylnitrosamine + O2
-
Bacillus subtilis 1A1 ?
-
?
7.1.1.5 menaquinol + O2
-
Bacillus subtilis menaquinone + H2O
-
?
7.1.1.5 menaquinol + O2
-
Bacillus subtilis 1A1 menaquinone + H2O
-
?

Synonyms

EC Number Synonyms Comment Organism
7.1.1.5 cyt aa3-600
-
Bacillus subtilis
7.1.1.5 cytochrome aa3-600 menaquinol oxidase
-
Bacillus subtilis

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
7.1.1.5 180
-
dimethylnitrosamine wild type enzyme, at pH 6.8 and 25°C Bacillus subtilis
7.1.1.5 227
-
dimethylnitrosamine mutant enzyme R70H, at pH 6.8 and 25°C Bacillus subtilis