GO:0008894

guanosine-5'-triphosphate,3'-diphosphate diphosphatase activity

Details: 
Catalysis of the reaction: guanosine 5'-triphosphate,3'-diphosphate + H2O = guanosine 5'-diphosphate,3'-diphosphate + phosphate. [EC:3.6.1.40]
Evidence Code: