nucleoside 3',5'-cyclic phosphate chebi_ontology 178.00311 C5H7O5PR2 0 178.07980 CHEBI:1331 CHEBI:14672 nucleoside 3',5'-cyclic phosphates OP1(=O)OC[C@H]2O[C@@H]([*])[C@H]([*])[C@@H]2O1 CHEBI:18375 CHEBI:19833 A ribosyl or deoxyribosyl derivative of a pyrimidine or purine base in which C-3 and C-5 of the ribose ring are engaged in formation of a cyclic mono-, di-, tri- or tetra-phosphate. cyclic nucleotide nucleoside 3',5'-cyclic phosphate anion