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Literature summary extracted from

  • Natalini, P.; Ruggieri, S.; Santarelli, I.; Vita, A.; Magni, G.
    Bakers yeast UMP:pyrophosphate phosphoribosyltransferase. Purification, enzymatic and kinetic properties (1979), J. Biol. Chem., 254, 1558-1563.
    View publication on PubMed

General Stability

EC Number General Stability Organism
2.4.2.9 enzyme is highly unstable, dimethyl sulfoxide stabilizes during purification Saccharomyces cerevisiae

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.2.9 dCMP allosteric inhibition Saccharomyces cerevisiae
2.4.2.9 dCTP allosteric inhibition Saccharomyces cerevisiae
2.4.2.9 dUMP allosteric inhibition Saccharomyces cerevisiae
2.4.2.9 TTP allosteric inhibition Saccharomyces cerevisiae
2.4.2.9 UDP allosteric inhibition Saccharomyces cerevisiae
2.4.2.9 UMP allosteric inhibition Saccharomyces cerevisiae

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.2.9 0.021
-
Uracil
-
Saccharomyces cerevisiae
2.4.2.9 0.026
-
5-phospho-alpha-D-ribose 1-diphosphate
-
Saccharomyces cerevisiae

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.4.2.9 Mg2+
-
Saccharomyces cerevisiae

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.2.9 80000
-
gel filtration Saccharomyces cerevisiae

Organism

EC Number Organism UniProt Comment Textmining
2.4.2.9 Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.2.9
-
Saccharomyces cerevisiae

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.2.9 uracil + 5-phospho-alpha-D-ribose 1-diphosphate
-
Saccharomyces cerevisiae UMP + diphosphate
-
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Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
2.4.2.9 22 42
-
Saccharomyces cerevisiae

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.4.2.9 60
-
2 min, complete loss of activity, 1 mM uracil + 0.1 EDTA protect partially Saccharomyces cerevisiae

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.2.9 7.6 7.8
-
Saccharomyces cerevisiae

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.4.2.9 6.5 10
-
Saccharomyces cerevisiae