a 5'-end triphospho-ribonucleoside in mRNA + H2O => a 5'-end phospho-ribonucleoside in mRNA + diphosphate + H(+)
a 5'-end triphospho-ribonucleoside in mrna + h2o => a 5'-end phospho-ribonucleoside in mrna + diphosphate + h(+)
a 5'-end triphospho-ribonucleoside in mRNA + H2O => a 5'-end phospho-ribonucleoside in mRNA + diphosphate + H(+)
a 5'-end triphospho-ribonucleoside in mrna + h2o => a 5'-end phospho-ribonucleoside in mrna + diphosphate + h(+)