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Literature summary extracted from

  • Heath, E.C.; Ghalambor, M.A.
    The metabolism of L-fucose: I. The purification and properties of L-fucose kinase (1962), J. Biol. Chem., 237, 2423-2426.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.7.1.51 1.4
-
L-Fuculose
-
Citrobacter freundii
2.7.1.51 1.4
-
L-Fuculose pH 7.8, 37°C Escherichia coli

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.7.1.51 Ca2+ activation, about 50% as efficient as Mn2+ or Mg2+ Escherichia coli
2.7.1.51 Ca2+ activation, about 50% as efficient as Mn2+ or Mg2+ Citrobacter freundii
2.7.1.51 Co2+ activation, about 50% as efficient as Mn2+ or Mg2+ Escherichia coli
2.7.1.51 Co2+ activation, about 50% as efficient as Mn2+ or Mg2+ Citrobacter freundii
2.7.1.51 Mg2+ requirement, as efficient as Mn2+ Escherichia coli
2.7.1.51 Mg2+ requirement, as efficient as Mn2+ Citrobacter freundii
2.7.1.51 Mn2+ requirement, as efficient as Mg2+ Escherichia coli
2.7.1.51 Mn2+ requirement, as efficient as Mg2+ Citrobacter freundii

Organism

EC Number Organism UniProt Comment Textmining
2.7.1.51 Citrobacter freundii
-
-
-
2.7.1.51 Escherichia coli
-
-
-
2.7.1.51 Escherichia coli O-111 B4
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.7.1.51
-
Escherichia coli
2.7.1.51
-
Citrobacter freundii

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.7.1.51 0.966
-
-
Citrobacter freundii
2.7.1.51 0.966
-
pH 7.8, 37°C Escherichia coli

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.7.1.51 ATP + D-fructose phosphorylation at about 45% the rate of L-fuculose Escherichia coli ADP + D-fructose 1-phosphate
-
?
2.7.1.51 ATP + D-fructose phosphorylation at about 45% the rate of L-fuculose Citrobacter freundii ADP + D-fructose 1-phosphate
-
?
2.7.1.51 ATP + D-fructose phosphorylation at about 45% the rate of L-fuculose Escherichia coli O-111 B4 ADP + D-fructose 1-phosphate
-
?
2.7.1.51 ATP + D-ribulose phosphorylation at about 40% the rate of L-fuculose, not L-ribulose Escherichia coli ADP + D-ribulose 1-phosphate
-
?
2.7.1.51 ATP + D-ribulose phosphorylation at about 40% the rate of L-fuculose, not L-ribulose Citrobacter freundii ADP + D-ribulose 1-phosphate
-
?
2.7.1.51 ATP + D-ribulose phosphorylation at about 40% the rate of L-fuculose, not L-ribulose Escherichia coli O-111 B4 ADP + D-ribulose 1-phosphate
-
?
2.7.1.51 ATP + D-xylulose phosphorylation at about 40% the rate of L-fuculose Escherichia coli ADP + D-xylulose 1-phosphate
-
?
2.7.1.51 ATP + D-xylulose phosphorylation at about 40% the rate of L-fuculose Citrobacter freundii ADP + D-xylulose 1-phosphate
-
?
2.7.1.51 ATP + D-xylulose phosphorylation at about 40% the rate of L-fuculose Escherichia coli O-111 B4 ADP + D-xylulose 1-phosphate
-
?
2.7.1.51 ATP + L-fuculose specific for ATP, cannot be replaced by GTP, ITP, CTP or UTP, no substrates are L-fucose, D-psicose, D-tagatose, L-sorbose, 6-deoxy-L-sorbose or L-rhamnulose Escherichia coli ADP + L-fuculose 1-phosphate
-
?
2.7.1.51 ATP + L-fuculose specific for ATP, cannot be replaced by GTP, ITP, CTP or UTP, no substrates are L-fucose, D-psicose, D-tagatose, L-sorbose, 6-deoxy-L-sorbose or L-rhamnulose Citrobacter freundii ADP + L-fuculose 1-phosphate
-
?
2.7.1.51 ATP + L-fuculose specific for ATP, cannot be replaced by GTP, ITP, CTP or UTP, no substrates are L-fucose, D-psicose, D-tagatose, L-sorbose, 6-deoxy-L-sorbose or L-rhamnulose Escherichia coli O-111 B4 ADP + L-fuculose 1-phosphate
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.7.1.51 37
-
assay at Escherichia coli
2.7.1.51 37
-
assay at Citrobacter freundii

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.7.1.51 7.8
-
-
Escherichia coli
2.7.1.51 7.8
-
-
Citrobacter freundii

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.7.1.51 6 8.6 about half-maximal activity at pH 6 and 8.6 Escherichia coli
2.7.1.51 6 8.6 about half-maximal activity at pH 6 and 8.6 Citrobacter freundii