nicotinate-nucleotide diphosphorylase (carboxylating) EC#: 2.4.2.19; ChemWhat Code: 1377760

Product Name nicotinate-nucleotide diphosphorylase (carboxylating)
Example Structure Example Structure of nicotinate-nucleotide diphosphorylase (carboxylating) EC#: 2.4.2.19
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 , QPT1, QPT2, quinolate phosphoribosyltransferase, quinolinate phosphoribosyl transferase, quinolinate phosphoribosyltransferase, quinolinate phosphoribosyltransferase (decarboxylating), quinolinate phosphoribosyltransferase 1, quinolinate phosphoribosyltransferase 2, quinolinate phosphoribosyltransferase [decarboxylating] , quinolinic acid phosphoribosyltransferase, quinolinic phosphoribosyltransferase, sp.NadC, TM1645, type II quinolic acid phosphoribosyltransferase, type II quinolinic acid phosphoribosyltransferase
EC Number 2.4.2.19
CAS Registry Number 37277-74-0
Comments The reaction is catalysed in the opposite direction. Since quinolinate is synthesized from L-tryptophan in eukaryotes, but from L-aspartate in some prokaryotes, this is the first NAD+ biosynthesis enzyme shared by both eukaryotes and prokaryotes [3].
Cofactor
History
Reactions Beta-nicotinate D-ribonucleotide + diphosphate + CO(2) = pyridine-2,3- dicarboxylate + 5-phospho-alpha-D-ribose 1-diphosphate.

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