| R05135 | [Fig] | 2',3'-Cyclic GMP + H2O | <=> | 3'-GMP |
| R03929 | [Fig] | 2',3'-Cyclic CMP + H2O | <=> | 3'-CMP |
| R03423 | [Fig] | 2',3'-Cyclic nucleotide + H2O | <=> | Nucleoside 3'-phosphate |
| R03537 | [Fig] | 2',3'-Cyclic AMP + H2O | <=> | 3'-AMP |
| R03538 | [Fig] | 2',3'-Cyclic UMP + H2O | <=> | 3'-UMP |