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Reaction Details
Reaction:	1.0 + 1.0 → 1.0 + 1.0 + 1.0 + 1.0
	1.0Water + 1.0Guanosine triphosphate → 1.0Hydrogen ion + 1.0Pyrophosphate + 1.02,5-Diamino-6-hydroxy-4-(5-phosphoribosylamino)pyrimidine + 1.0Formic acid
Enzymes:	GTP-CYCLOHYDRO-II-CPLX
External Links:	Resource Link EcoCyc Reaction ID: GTP-CYCLOHYDRO-II-RXN
References:	Not Available