Enzyme:4.1.1.21

Upper Levels: EC4.-.-.- Lyases. : EC4.1.-.- Carbon-carbon lyases. : EC4.1.1.- Carboxy-lyases.

IDs and Links
IUBMB	EC4
ExPaSy	NiceZyme 4.1.1.21

1-(5-phosphoribosyl)-5-amino-4-imidazolecarboxylate carboxy-lyase
Systematic Name	1-(5-phosphoribosyl)-5-amino-4-imidazolecarboxylate carboxy-lyase
Common Name	phosphoribosylaminoimidazole carboxylase 5-phosphoribosyl-5-aminoimidazole carboxylase 5-amino-1-ribosylimidazole 5-phosphate carboxylase AIR carboxylase

5'-Phospho-ribosyl-5-amino-imidazole-4-carboxylic acid = 5'-Phospho-ribosyl-5-amino-imidazole + CO2 (links: 5-Amino-1- [(2R,3R,4S,5R) -3,4-dihydroxy-5- (phosphonooxymethyl) oxolan-2-yl] imidazole-4-carboxylic acid = 1- (5-Phospho-D-ribosyl) -5-aminoimidazole + CO2)

5-Amino-1- [(2R,3R,4S,5R) -3,4-dihydroxy-5- (phosphonooxymethyl) oxolan-2-yl] imidazole-4-carboxylic acid <Mapping> AtomMap:BMMCIZ--S530$BMMCIZ--S526$0 1- (5-Phospho-D-ribosyl) -5-aminoimidazole 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 7 ↔ 6 8 ↔ 7 9 ↔ 8 10 ↔ 9 11 ↔ 10 12 ↔ 11 5-Amino-1- [(2R,3R,4S,5R) -3,4-dihydroxy-5- (phosphonooxymethyl) oxolan-2-yl] imidazole-4-carboxylic acid <Mapping> AtomMap:BMMCIZ--S530$BMXXSX--0007$0 CO2 6 ↔ 1