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6.3.2.6: phosphoribosylaminoimidazolesuccinocarboxamide synthase

This is an abbreviated version!
For detailed information about phosphoribosylaminoimidazolesuccinocarboxamide synthase, go to the full flat file.

Word Map on EC 6.3.2.6

Reaction

ATP
+
5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate
+
L-aspartate
=
ADP
+
phosphate
+
(S)-2-[5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamido]succinate

Synonyms

4-(N-succino)-5-aminoimidazole-4-carboxamide ribonucleotide synthetase, 4-(N-succinylcarboxamide)-5-aminoimidazole ribonucleotide synthetase, 5-Aminoimidazole-4-N-succinocarboxamide ribonucleotide synthetase, ade5, AIRc-SAICARs, ATPase, BaPurC, CCM_04437, MjSS, More, N-(5-Amino-1-ribosyl-4-imidazolylcarbonyl)-L-aspartic acid 5´-phosphate synthetase, PAICS, PH0239, PH0239 protein, phosphoribosylaminoimidazole succinocarboxamide synthetase, phosphoribosylaminoimidazole-succinocarboxamide synthase, phosphoribosylaminoimidazole-succinocarboxamide synthetase, Phosphoribosylaminoimidazolesuccinocarboxamide synthetase, PhSS, PurC, PurC gene product, PurCE, SAICAR synthase, SAICAR synthetase, spPurC, Succino-AICAR synthetase, Synthetase, phosphoribosylaminoimidazolesuccinocarboxamide, VEG286A, Vegetative protein 286A

ECTree

     6 Ligases
         6.3 Forming carbon-nitrogen bonds
             6.3.2 Acid—amino-acid ligases (peptide synthases)
                6.3.2.6 phosphoribosylaminoimidazolesuccinocarboxamide synthase

General Stability

General Stability on EC 6.3.2.6 - phosphoribosylaminoimidazolesuccinocarboxamide synthase

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GENERAL STABILITY
ORGANISM
UNIPROT
LITERATURE
DTT is essential in maintaining the stability, in absence of DTT the activity is completely lost within two hours of extraction
-
the ionic strength required to maintain enzyme activity is 0.1 M Tris HCl, at pH 7.8
-