Catalysis of the reaction: a dinucleotide + H2O = 2 mononucleotides. [ http://www.ncbi.nlm.nih.gov/pubmed/2848456 http://www.ncbi.nlm.nih.gov/pubmed/4405504 ]
Synonyms: nucleotide pyrophosphatase activity
Term information
https://github.com/geneontology/go-ontology/issues/28183
https://github.com/geneontology/go-ontology/issues/23401