CATH Classification

Domain Context

CATH Clusters

Superfamily PurE domain
Functional Family Probable N5-carboxyaminoimidazole ribonucleotide mutase

Enzyme Information

5.4.99.18
5-(carboxyamino)imidazole ribonucleotide mutase.
based on mapping to UniProt Q2QJL3
5-carboxyamino-1-(5-phospho-D-ribosyl)imidazole = 5-amino-1-(5-phospho-D- ribosyl)imidazole-4-carboxylate.
-!- In eubacteria, fungi and plants, this enzyme, along with EC 6.3.4.18, is required to carry out the single reaction catalyzed by EC 4.1.1.21 in vertebrates. -!- In the absence of EC 6.3.2.6, the reaction is reversible. -!- The substrate is readily converted into 5-amino-1-(5-phospho-D- ribosyl)imidazole by non-enzymic decarboxylation.

UniProtKB Entries (1)

Q2QJL3
Q2QJL3_ACEAC
Acetobacter aceti
N5-carboxyaminoimidazole ribonucleotide mutase

PDB Structure

PDB 2FWP
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Biochemical and Structural Studies of N(5)-Carboxyaminoimidazole Ribonucleotide Mutase from the Acidophilic Bacterium Acetobacter aceti.
Constantine, C.Z., Starks, C.M., Mill, C.P., Ransome, A.E., Karpowicz, S.J., Francois, J.A., Goodman, R.A., Kappock, T.J.
Biochemistry