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2.4.2.19: nicotinate-nucleotide diphosphorylase (carboxylating)

This is an abbreviated version!
For detailed information about nicotinate-nucleotide diphosphorylase (carboxylating), go to the full flat file.

Word Map on EC 2.4.2.19

Reaction

beta-nicotinate D-ribonucleotide
+
diphosphate
+
CO2
=
pyridine-2,3-dicarboxylate
+
5-phospho-alpha-D-ribose 1-diphosphate

Synonyms

BNA6, general stress protein 70 , GSP70 , Hp-QAPRTase, hQPRTase, M6_Spy1061, NAD pyrophosphorylase, NadC, nicotinate mononucleotide pyrophosphorylase (carboxylating) (EC 2.4.2.19), nicotinate-nucleotide pyrophosphorylase (carboxylating), nicotinate-nucleotide:pyrophosphate phospho-alpha-D-ribosyltransferase (decarboxylating), pyrophosphorylase, nicotinate mononucleotide (carboxylating), QAPRTase, QPRT, QPRTase, QPRTase , QPT, QPT1, QPT2, quinolate phosphoribosyltransferase, quinolinate phosphoribosyl transferase, quinolinate phosphoribosyltansferase, quinolinate phosphoribosyltransferase, quinolinate phosphoribosyltransferase (decarboxylating), quinolinate phosphoribosyltransferase 1, quinolinate phosphoribosyltransferase 2, quinolinate phosphoribosyltransferase [decarboxylating] , quinolinic acid phosphoribosyl transferase, quinolinic acid phosphoribosyltransferase, quinolinic phosphoribosyltransferase, sp.NadC, spNadC, TM1645, type II quinolic acid phosphoribosyltransferase, type II quinolinic acid phosphoribosyltransferase

ECTree

     2 Transferases
         2.4 Glycosyltransferases
             2.4.2 Pentosyltransferases
                2.4.2.19 nicotinate-nucleotide diphosphorylase (carboxylating)

Specific Activity

Specific Activity on EC 2.4.2.19 - nicotinate-nucleotide diphosphorylase (carboxylating)

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.0006
-
wild-type with nicotinic acid at 1 mM and 2 mM 5-phospho-alpha-D-ribose 1-diphosphate
0.0133
-
enzyme from liver
0.0187
-
enzyme from brain
0.0227 - 0.0919
-
enzyme from kidney
0.05169
-
-
0.0517
-
-
0.07
-
mutant R152A with nicotinic acid at 1 mM and 2 mM 5-phospho-alpha-D-ribose 1-diphosphate
0.073
-
-
0.09
wild-type, 0.1 mM 5-phospho-alpha-D-ribose 1-diphosphate, UV-based assay measuring nicotinic acid mononucleotide formation at 266 nm, 30 min, 37°C, same order of magnitude as bacterial enzymes, 100% relative activity
0.091
-
-
0.1
-
mutant R152A with quinolinic acid at 1 mM and 2 mM 5-phospho-alpha-D-ribose 1-diphosphate
0.2
cell extract, at pH 7.2 and 37°C
additional information