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Literature summary for 2.4.2.19 extracted from

  • Cao, H.; Pietrak, B.L.; Grubmeyer, C.
    Quinolinate phosphoribosyltransferase: kinetic mechanism for a type II PRTase (2002), Biochemistry, 41, 3520-3528.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
5-phosphoribosyl-1-diphosphate
-
Salmonella enterica subsp. enterica serovar Typhimurium
nicotinate mononucleotide
-
Salmonella enterica subsp. enterica serovar Typhimurium
Phthalic acid
-
Salmonella enterica subsp. enterica serovar Typhimurium

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.025
-
quinolinate
-
Salmonella enterica subsp. enterica serovar Typhimurium
0.03
-
5-phospho-alpha-D-ribose 1-diphosphate
-
Salmonella enterica subsp. enterica serovar Typhimurium

Organism

Organism UniProt Comment Textmining
Salmonella enterica subsp. enterica serovar Typhimurium
-
-
-

Reaction

Reaction Comment Organism Reaction ID
beta-nicotinate D-ribonucleotide + diphosphate + CO2 = pyridine-2,3-dicarboxylate + 5-phospho-alpha-D-ribose 1-diphosphate predominantly ordered kinetic mechanism in which productive binding of quinolinate precedes that of 5-phospho-alpha-D-ribose 1-diphosphate Salmonella enterica subsp. enterica serovar Typhimurium

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
pyridine-2,3-dicarboxylate + 5-phospho-alpha-D-ribose 1-diphosphate
-
Salmonella enterica subsp. enterica serovar Typhimurium nicotinate D-ribonucleotide + diphosphate + CO2
-
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Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
additional information
-
additional information
-
Salmonella enterica subsp. enterica serovar Typhimurium

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.044
-
Phthalate
-
Salmonella enterica subsp. enterica serovar Typhimurium
0.063
-
nicotinate mononucleotide
-
Salmonella enterica subsp. enterica serovar Typhimurium
2.2
-
5-phosphoribosyl-1-diphosphate
-
Salmonella enterica subsp. enterica serovar Typhimurium