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Literature summary for 2.4.2.10 extracted from

  • Krungkrai, S.R.; Prapunwattana, P.; Horii, T.; Krungkrai, J.
    Orotate phosphoribosyltransferase and orotidine 5'-monophosphate decarboxylase exist as multienzyme complex in human malaria parasite Plasmodium falciparum (2004), Biochem. Biophys. Res. Commun., 318, 1012-1018.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0056
-
Orotate 37°C, pH 8.0 Plasmodium falciparum
10.01
-
5-phospho-alpha-D-ribose 1-diphosphate 37°C, pH 8.0 Plasmodium falciparum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
32000
-
2 * 32000, enzyme subunit, + 2 * 38000, orotidine 5’-monophosphate decarboxylase subunit, SDS-PAGE Plasmodium falciparum
38000
-
2 * 32000, enzyme subunit, + 2 * 38000, orotidine 5’-monophosphate decarboxylase subunit, SDS-PAGE Plasmodium falciparum
140000
-
gel filtration Plasmodium falciparum

Organism

Organism UniProt Comment Textmining
Plasmodium falciparum
-
multienzyme complex together with orotidine 5’-monophosphate decarboxylase
-

Purification (Commentary)

Purification (Comment) Organism
from in vitro cultivation of organism Plasmodium falciparum

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.32
-
37 °C, pH 8.0 Plasmodium falciparum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
orotate + 5-phospho-alpha-D-ribose 1-diphosphate
-
Plasmodium falciparum orotidine 5'-phosphate + diphosphate
-
?

Subunits

Subunits Comment Organism
More N-terminal amino acid analysis Plasmodium falciparum
tetramer 2 * 32000, enzyme subunit, + 2 * 38000, orotidine 5’-monophosphate decarboxylase subunit, SDS-PAGE Plasmodium falciparum

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
5.4
-
Orotate 37 °C, pH 8.0 Plasmodium falciparum