| Chain | GOid | namespace | contents |
| A | 0000160 | biological_process | phosphorelay signal transduction system |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005634 | cellular_component | nucleus |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0007234 | biological_process | osmosensory signaling via phosphorelay pathway |
| A | 0009927 | molecular_function | histidine phosphotransfer kinase activity |
| A | 0016772 | molecular_function | transferase activity, transferring phosphorus-containing groups |
| A | 0043424 | molecular_function | protein histidine kinase binding |
| B | 0000160 | biological_process | phosphorelay signal transduction system |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005634 | cellular_component | nucleus |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0007234 | biological_process | osmosensory signaling via phosphorelay pathway |
| B | 0009927 | molecular_function | histidine phosphotransfer kinase activity |
| B | 0016772 | molecular_function | transferase activity, transferring phosphorus-containing groups |
| B | 0043424 | molecular_function | protein histidine kinase binding |
