Term Name: GTP cyclohydrolase activity
Synonyms:
Definition: Catalysis of the hydrolysis of the imidazole ring of GTP, releasing formate. Two C-N bonds are hydrolyzed and the pentase unit is isomerized.
Ontology: GO: Molecular Function [GO:0003933]    QuickGO    AmiGO

Relationships
is a type of: cyclohydrolase activity
has subtype: GTP cyclohydrolase I activity GTP cyclohydrolase II activity GTP cyclohydrolase IIa activity GTP cyclohydrolase IV activity