Tags: Enzyme.
In enzymology a 5-(carboxyamino)imidazole ribonucleotide mutase (EC 5.4.99.18) is an enzyme that catalyzes the chemical reaction5-carboxyamino-1-(5-phospho-D-ribosyl)imidazole 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylateHence this enzyme has one substrate 5-carboxyamino-1-(5-phospho-D-ribosyl)imidazole and one product 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate.This enzyme belongs to the family of isomerases specifically those intramolecular transferases transferring other groups.