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GTP cyclohydrolase I activity

Known as: GTP 7,8-8,9-dihydrolase activity, guanosine triphosphate cyclohydrolase activity, dihydroneopterin triphosphate synthase activity 
Catalysis of the reaction: GTP + H2O = formate + 7,8-dihydroneopterin 3'-triphosphate. [EC:3.5.4.16]
National Institutes of Health

Papers overview

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2004
2004
The enzyme guanosine triphosphate cyclohydrolase (GTP cyclohydrolase), which in bacteria is known to be the first enzyme in the… 
1983
1983
The regulation of GTP-cyclohydrolase (GTP-CH) activity and tetrahydrobiopterin (BH4) levels in the adrenal cortex were studied in…