GDP + diphosphate + H(+) => guanosine 3',5'-bis(diphosphate) + H2O
gdp + diphosphate + h(+) => guanosine 3',5'-bis(diphosphate) + h2o
GDP + diphosphate + H(+) => guanosine 3',5'-bis(diphosphate) + H2O
gdp + diphosphate + h(+) => guanosine 3',5'-bis(diphosphate) + h2o