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Literature summary for 2.7.1.26 extracted from

  • Mayhew, S.G.; Wassink, J.H.
    Continuous fluorescence assay, partial purification and properties of flavokinase from Megasphaera elsdenii (1980), Methods Enzymol., 66, 323-327.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0047
-
riboflavin
-
Megasphaera elsdenii
0.01
-
riboflavin
-
Megasphaera elsdenii

Organism

Organism UniProt Comment Textmining
Megasphaera elsdenii
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial, affinity chromatography Megasphaera elsdenii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.0083
-
-
Megasphaera elsdenii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ADP + riboflavin 22% of the activity with ATP Megasphaera elsdenii AMP + FMN
-
?
ATP + 5-deazariboflavin 15% of the activity with riboflavin Megasphaera elsdenii ADP + 5-deazariboflavin 5'-phosphate
-
?
ATP + riboflavin
-
Megasphaera elsdenii ADP + FMN
-
?
GTP + riboflavin no activity Megasphaera elsdenii GDP + riboflavin 5'-phosphate
-
?

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 45 the relative activities at pH 7.2 and 20°C, 25°C, 37°C and 45°C are 0.22, 0.46, 1, and 1.35, respectively Megasphaera elsdenii