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4.1.1.21: phosphoribosylaminoimidazole carboxylase

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

Word Map on EC 4.1.1.21

Reaction

5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate
=
5-amino-1-(5-phospho-D-ribosyl)imidazole
+
CO2

Synonyms

5-Amino-1-ribosylimidazole 5-phosphate carboxylase, 5-Phosphoribosyl-5-aminoimidazole carboxylase, AdeD, AIR carboxylase, AIRC, aminoimidazole ribonucleotide carboxylase, Carboxylyase, phosphoribosylaminoimidazole, class II PurE, PAICS, phosphoribosylaminoimidazole carboxylase/phosphoribosylaminoimidazole succinocarboxamide synthetase, PurE

ECTree

     4 Lyases
         4.1 Carbon-carbon lyases
             4.1.1 Carboxy-lyases
                4.1.1.21 phosphoribosylaminoimidazole carboxylase

KM Value

KM Value on EC 4.1.1.21 - phosphoribosylaminoimidazole carboxylase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.076
1-(5-phosphoribosyl)-5-aminoimidazole
-
-
0.0038 - 0.009
4-carboxy-5-aminoimidazole ribonucleotide
0.06
5-aminoimidazole ribonucleotide
50 mM Tris-HCl (pH 8.0), at 10°C
13
CO2
50 mM Tris-HCl (pH 8.0), at 10°C