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Literature summary for 2.7.1.26 extracted from

  • Solovieva, I.M.; Tarasov, K.V.; Perumov, D.A.
    Main physicochemical features of monofunctional flavokinase from Bacillus subtilis (2003), Biochemistry, 68, 177-181.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
7,8-dimethyl-10-(2'-hydroxyethyl)-isoalloxazine 0.5 mM, 10% inhibition Bacillus subtilis
7,8-dimethyl-10-(O-methylacetoxime)-isoaloxazine 0.5 mM, 34% inhibition Bacillus subtilis
Ca2+
-
Bacillus subtilis
Co2+
-
Bacillus subtilis
Lumiflavin 0.5 mM, 4% inhibition Bacillus subtilis
roseoflavin 0.4 mM, 8% inhibition Bacillus subtilis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.112
-
ATP pH 8, 37°C Bacillus subtilis
0.18
-
riboflavin pH 8, 37°C Bacillus subtilis

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ required for maximal activity Bacillus subtilis
Zn2+ less effective in activation than Mg2+ Bacillus subtilis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
27250
-
gel filtration Bacillus subtilis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + riboflavin Bacillus subtilis key enzyme in flavin biosynthesis ADP + FMN
-
?

Organism

Organism UniProt Comment Textmining
Bacillus subtilis
-
monofunctional enzyme
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + riboflavin
-
Bacillus subtilis ADP + FMN
-
?
ATP + riboflavin key enzyme in flavin biosynthesis Bacillus subtilis ADP + FMN
-
?
CTP + riboflavin 50% of the activity with ATP Bacillus subtilis CDP + riboflavin 5'-phosphate
-
?
dATP + riboflavin
-
Bacillus subtilis dADP + FMN
-
?
UTP + riboflavin 31% of the activity with ATP Bacillus subtilis UDP + FMN
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
52
-
-
Bacillus subtilis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Bacillus subtilis