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Literature summary for 2.7.7.41 extracted from

  • McCaman, R.E.; Finnerty, W.R.
    Biosynthesis of cytidine diphosphate-diglyceride by a particulate fraction from Micrococcus cerificans (1968), J. Biol. Chem., 243, 5074-5080.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
Cutsum enhances activity Micrococcus cerificans
non-ionic detergent absolute requirement Micrococcus cerificans
Triton X-100 stimulates Micrococcus cerificans

Inhibitors

Inhibitors Comment Organism Structure
hydrazine
-
Micrococcus cerificans
sodium deoxycholate
-
Micrococcus cerificans
sodium lauryl sulfate
-
Micrococcus cerificans
Tween 20
-
Micrococcus cerificans

Metals/Ions

Metals/Ions Comment Organism Structure
K+ absolute requirement for Micrococcus cerificans
Mg2+ stimulates, 3times more active than Mn2+, optimal activity at 10 mM Micrococcus cerificans
Mn2+ stimulates Micrococcus cerificans
NH4+ only about half of the activity observed with K+ Micrococcus cerificans
Rb+ only about half of the activity observed with K+ Micrococcus cerificans

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
CTP + phosphatidate Micrococcus cerificans enzyme is involved in synthesis of CDP-diglyceride, which plays a primary role in bacterial biosyntheses of essential phosphoglycerides diphosphate + CDPdiacylglycerol
-
?

Organism

Organism UniProt Comment Textmining
Micrococcus cerificans
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial Micrococcus cerificans

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.1333
-
-
Micrococcus cerificans

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
CTP + phosphatidate highly specific for CTP Micrococcus cerificans diphosphate + CDPdiacylglycerol
-
?
CTP + phosphatidate enzyme is involved in synthesis of CDP-diglyceride, which plays a primary role in bacterial biosyntheses of essential phosphoglycerides Micrococcus cerificans diphosphate + CDPdiacylglycerol
-
?
dCTP + phosphatidate 50% of the activity with CTP Micrococcus cerificans diphosphate + dCDPdiacylglycerol
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
45
-
-
Micrococcus cerificans

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
55
-
30 min, irreversible inactivation Micrococcus cerificans

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Micrococcus cerificans

pH Range

pH Minimum pH Maximum Comment Organism
6 9.3 pH 6.0: about 45% of maximal activity, pH 9.3: about 40% of maximal activity Micrococcus cerificans