| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0004383 | molecular_function | guanylate cyclase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005525 | molecular_function | GTP binding |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0006182 | biological_process | cGMP biosynthetic process |
| A | 0007263 | biological_process | nitric oxide mediated signal transduction |
| A | 0008015 | biological_process | blood circulation |
| A | 0008074 | cellular_component | guanylate cyclase complex, soluble |
| A | 0008217 | biological_process | regulation of blood pressure |
| A | 0009190 | biological_process | cyclic nucleotide biosynthetic process |
| A | 0010750 | biological_process | positive regulation of nitric oxide mediated signal transduction |
| A | 0016829 | molecular_function | lyase activity |
| A | 0016849 | molecular_function | phosphorus-oxygen lyase activity |
| A | 0019934 | biological_process | obsolete cGMP-mediated signaling |
| A | 0020037 | molecular_function | heme binding |
| A | 0035556 | biological_process | intracellular signal transduction |
| A | 0038023 | molecular_function | signaling receptor activity |
| A | 0038060 | biological_process | nitric oxide-cGMP-mediated signaling |
| A | 0060087 | biological_process | relaxation of vascular associated smooth muscle |
| A | 0070482 | biological_process | response to oxygen levels |
| A | 0098925 | biological_process | retrograde trans-synaptic signaling by nitric oxide, modulating synaptic transmission |
| A | 0098978 | cellular_component | glutamatergic synapse |
| A | 0098982 | cellular_component | GABA-ergic synapse |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0004016 | molecular_function | adenylate cyclase activity |
| B | 0004383 | molecular_function | guanylate cyclase activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005525 | molecular_function | GTP binding |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005829 | cellular_component | cytosol |
| B | 0006182 | biological_process | cGMP biosynthetic process |
| B | 0007263 | biological_process | nitric oxide mediated signal transduction |
| B | 0008015 | biological_process | blood circulation |
| B | 0008074 | cellular_component | guanylate cyclase complex, soluble |
| B | 0009190 | biological_process | cyclic nucleotide biosynthetic process |
| B | 0016829 | molecular_function | lyase activity |
| B | 0016849 | molecular_function | phosphorus-oxygen lyase activity |
| B | 0019934 | biological_process | obsolete cGMP-mediated signaling |
| B | 0020037 | molecular_function | heme binding |
| B | 0032991 | cellular_component | protein-containing complex |
| B | 0035556 | biological_process | intracellular signal transduction |
| B | 0038023 | molecular_function | signaling receptor activity |
| B | 0038060 | biological_process | nitric oxide-cGMP-mediated signaling |
| B | 0044877 | molecular_function | protein-containing complex binding |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0047805 | molecular_function | cytidylate cyclase activity |
| B | 0051879 | molecular_function | Hsp90 protein binding |
| B | 0070026 | molecular_function | nitric oxide binding |
| B | 0070482 | biological_process | response to oxygen levels |
| B | 0071732 | biological_process | cellular response to nitric oxide |
| B | 0098831 | cellular_component | presynaptic active zone cytoplasmic component |
| B | 0098978 | cellular_component | glutamatergic synapse |