guanine deaminase activity
Catalysis of the reaction: guanine + H2O + H+ = xanthine + NH4+.
GO:0016814
hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds, in cyclic amidines
is_a
GO:0019239
deaminase activity
is_a
GAH activity
related
guanase activity
related
guanine aminase activity
related
guanine aminohydrolase activity
related
SPCC1672.03c