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Literature summary for 2.7.7.33 extracted from

  • Thorson, J.S.; Kelly, T.M.; Liu, H.W.
    Cloning, sequencing, and overexpression in Escherichia coli of the alpha-D-glucose-1-phosphate cytidylyltransferase gene isolated from Yersinia pseudotuberculosis (1994), J. Bacteriol., 176, 1840-1849.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
-
Yersinia pseudotuberculosis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.079
-
alpha-D-glucose 1-phosphate pH 7.5, 37°C Yersinia pseudotuberculosis
0.082
-
CTP pH 7.5, 37°C Yersinia pseudotuberculosis

Metals/Ions

Metals/Ions Comment Organism Structure
Co2+ with decreasing order of efficiency: Co2+, Mn2+, Mg2+, mixture of Mn2+ and Mg2+ Yersinia pseudotuberculosis
Mg2+ with decreasing order of efficiency: Co2+, Mn2+, Mg2+, mixture of Mn2+ and Mg2+ Yersinia pseudotuberculosis
Mn2+ with decreasing order of efficiency: Co2+, Mn2+, Mg2+, mixture of Mn2+ and Mg2+ Yersinia pseudotuberculosis
additional information no activation by Ni2+ Yersinia pseudotuberculosis
additional information no activation by Cu2+ Yersinia pseudotuberculosis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
29000
-
4 * 29000, SDS-PAGE Yersinia pseudotuberculosis
116000
-
gel filtration Yersinia pseudotuberculosis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
CTP + D-glucose 1-phosphate Yersinia pseudotuberculosis first step in biosynthesis of CDP-ascarylose ?
-
r

Organism

Organism UniProt Comment Textmining
Yersinia pseudotuberculosis Q57430
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.51
-
-
Yersinia pseudotuberculosis

Storage Stability

Storage Stability Organism
-80°C stable for months with no loss of activity, freezing and thawing does not affect the enzyme activity Yersinia pseudotuberculosis
4°C stable for days Yersinia pseudotuberculosis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
CTP + alpha-D-glucose 1-phosphate
-
Yersinia pseudotuberculosis diphosphate + CDPglucose
-
r
CTP + D-glucose 1-phosphate first step in biosynthesis of CDP-ascarylose Yersinia pseudotuberculosis ?
-
r

Subunits

Subunits Comment Organism
tetramer 4 * 29000, SDS-PAGE Yersinia pseudotuberculosis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Yersinia pseudotuberculosis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7 9
-
Yersinia pseudotuberculosis

pH Stability

pH Stability pH Stability Maximum Comment Organism
6
-
irreversible inactivation below pH 6 Yersinia pseudotuberculosis