GO:0050072

m7G(5')pppN diphosphatase activity

Details: 
Catalysis of the reaction: 7-methylguanosine 5'-triphospho-5'-polynucleotide + H2O = 7-methylguanosine 5'-phosphate + polynucleotide. [EC:3.6.1.30, MetaCyc:M7G5PPPN-PYROPHOSPHATASE-RXN]
Evidence Code: