presqualene diphosphate + H2O = presqualene phosphate + phosphate + H(+)
presqualene diphosphate + h2o = presqualene phosphate + phosphate + h(+)
presqualene diphosphate + H2O = presqualene phosphate + phosphate + H(+)
presqualene diphosphate + h2o = presqualene phosphate + phosphate + h(+)