| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0005222 | molecular_function | intracellularly cAMP-activated cation channel activity |
| A | 0005223 | molecular_function | intracellularly cGMP-activated cation channel activity |
| A | 0005267 | molecular_function | potassium channel activity |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0006813 | biological_process | potassium ion transport |
| A | 0016020 | cellular_component | membrane |
| A | 0017071 | cellular_component | intracellular cyclic nucleotide activated cation channel complex |
| A | 0030552 | molecular_function | cAMP binding |
| A | 0030553 | molecular_function | cGMP binding |
| A | 0034220 | biological_process | monoatomic ion transmembrane transport |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0044877 | molecular_function | protein-containing complex binding |
| A | 0055085 | biological_process | transmembrane transport |
| A | 0071805 | biological_process | potassium ion transmembrane transport |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0005222 | molecular_function | intracellularly cAMP-activated cation channel activity |
| B | 0005223 | molecular_function | intracellularly cGMP-activated cation channel activity |
| B | 0005267 | molecular_function | potassium channel activity |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0006813 | biological_process | potassium ion transport |
| B | 0016020 | cellular_component | membrane |
| B | 0017071 | cellular_component | intracellular cyclic nucleotide activated cation channel complex |
| B | 0030552 | molecular_function | cAMP binding |
| B | 0030553 | molecular_function | cGMP binding |
| B | 0034220 | biological_process | monoatomic ion transmembrane transport |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0044877 | molecular_function | protein-containing complex binding |
| B | 0055085 | biological_process | transmembrane transport |
| B | 0071805 | biological_process | potassium ion transmembrane transport |
| C | 0000166 | molecular_function | nucleotide binding |
| C | 0005216 | molecular_function | monoatomic ion channel activity |
| C | 0005222 | molecular_function | intracellularly cAMP-activated cation channel activity |
| C | 0005223 | molecular_function | intracellularly cGMP-activated cation channel activity |
| C | 0005267 | molecular_function | potassium channel activity |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0006811 | biological_process | monoatomic ion transport |
| C | 0006813 | biological_process | potassium ion transport |
| C | 0016020 | cellular_component | membrane |
| C | 0017071 | cellular_component | intracellular cyclic nucleotide activated cation channel complex |
| C | 0030552 | molecular_function | cAMP binding |
| C | 0030553 | molecular_function | cGMP binding |
| C | 0034220 | biological_process | monoatomic ion transmembrane transport |
| C | 0042802 | molecular_function | identical protein binding |
| C | 0044877 | molecular_function | protein-containing complex binding |
| C | 0055085 | biological_process | transmembrane transport |
| C | 0071805 | biological_process | potassium ion transmembrane transport |
| D | 0000166 | molecular_function | nucleotide binding |
| D | 0005216 | molecular_function | monoatomic ion channel activity |
| D | 0005222 | molecular_function | intracellularly cAMP-activated cation channel activity |
| D | 0005223 | molecular_function | intracellularly cGMP-activated cation channel activity |
| D | 0005267 | molecular_function | potassium channel activity |
| D | 0005886 | cellular_component | plasma membrane |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0006813 | biological_process | potassium ion transport |
| D | 0016020 | cellular_component | membrane |
| D | 0017071 | cellular_component | intracellular cyclic nucleotide activated cation channel complex |
| D | 0030552 | molecular_function | cAMP binding |
| D | 0030553 | molecular_function | cGMP binding |
| D | 0034220 | biological_process | monoatomic ion transmembrane transport |
| D | 0042802 | molecular_function | identical protein binding |
| D | 0044877 | molecular_function | protein-containing complex binding |
| D | 0055085 | biological_process | transmembrane transport |
| D | 0071805 | biological_process | potassium ion transmembrane transport |
