label: a 5'-end (N(7)-methyl 5'-triphosphoguanosine)-adenosine-phospho-ribonucleoside in mRNA + H2O = (N(7)-methyl 5'-triphospho-guanosine)-adenosine + a 5'-end phospho-ribonucleoside in mRNA + H(+)
label_lc: a 5'-end (n(7)-methyl 5'-triphosphoguanosine)-adenosine-phospho-ribonucleoside in mrna + h2o = (n(7)-methyl 5'-triphospho-guanosine)-adenosine + a 5'-end phospho-ribonucleoside in mrna + h(+)