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Literature summary for 2.7.7.41 extracted from

  • Carman, G.M.; Kelley, M.J.
    CDPdiacylglycerol synthase from yeast (1992), Methods Enzymol., 209, 242-247.
    View publication on PubMed

General Stability

General Stability Organism
stable to at least 2 cycles of freezing and thawing Saccharomyces cerevisiae

Inhibitors

Inhibitors Comment Organism Structure
dCTP competitive with respect to CTP Saccharomyces cerevisiae
Thiophosphatidate competitive Saccharomyces cerevisiae

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.5
-
phosphatidate
-
Saccharomyces cerevisiae
1
-
CTP pH 6.5, 30°C Saccharomyces cerevisiae

Localization

Localization Comment Organism GeneOntology No. Textmining
microsome about 20% of enzyme is associated with Saccharomyces cerevisiae
-
-
mitochondrion main site of localization Saccharomyces cerevisiae 5739
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
114000
-
-
Saccharomyces cerevisiae

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

Purification (Comment) Organism
mitochondrial enzyme Saccharomyces cerevisiae

Reaction

Reaction Comment Organism Reaction ID
CTP + phosphatidate = diphosphate + CDP-diacylglycerol sequential bi-bi reaction: CDPdiacylglycerol synthase binds to CTP prior to phosphatidate and diphosphate is released prior to CDPdiacylglycerol in the reaction sequence Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Saccharomyces cerevisiae

Storage Stability

Storage Stability Organism
-80°C, in presence of 1 mM CTP the purified enzyme is 90-100% stable for at least 3 months Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
CTP + phosphatidate
-
Saccharomyces cerevisiae diphosphate + CDPdiacylglycerol
-
?

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
20 min, labile above Saccharomyces cerevisiae