The tridimensional structure of this enzyme has not been resolved yet.

3.5.4.3

Guanine deaminase

Guanase
Guanine aminase
GAH

3.Hydrolases
5.Acting on carbon-nitrogen bonds, other than peptide bonds
4.In cyclic amidines

guanine + H₂O xanthine + NH₃

guanine
H₂O

Purines catabolism (3D)