CATH Classification

Domain Context

CATH Clusters

Superfamily GTP cyclohydrolase II
Functional Family GTP cyclohydrolase-2

Enzyme Information

3.5.4.25
GTP cyclohydrolase II.
based on mapping to UniProt P0A7I7
GTP + 3 H(2)O = formate + 2,5-diamino-6-hydroxy-4-(5-phospho-D- ribosylamino)pyrimidine + diphosphate.
-!- Two C-N bonds are hydrolyzed, releasing formate, with simultaneous removal of the terminal diphosphate.

UniProtKB Entries (1)

P0A7I7
RIBA_ECOLI
Escherichia coli K-12
GTP cyclohydrolase-2

PDB Structure

PDB 2BZ1
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
GTP Cyclohydrolase II Structure and Mechanism.
Ren, J., Kotaka, M., Lockyer, M., Lamb, H.K., Hawkins, A.R., Stammers, D.K.
J.Biol.Chem.