| Chain | GOid | namespace | contents |
| A | 0009058 | biological_process | biosynthetic process |
| A | 0030170 | molecular_function | pyridoxal phosphate binding |
| B | 0004758 | molecular_function | serine C-palmitoyltransferase activity |
| B | 0005773 | cellular_component | vacuole |
| B | 0005783 | cellular_component | endoplasmic reticulum |
| B | 0005789 | cellular_component | endoplasmic reticulum membrane |
| B | 0006665 | biological_process | sphingolipid metabolic process |
| B | 0009058 | biological_process | biosynthetic process |
| B | 0009507 | cellular_component | chloroplast |
| B | 0009555 | biological_process | pollen development |
| B | 0009640 | biological_process | photomorphogenesis |
| B | 0016020 | cellular_component | membrane |
| B | 0016740 | molecular_function | transferase activity |
| B | 0017059 | cellular_component | serine palmitoyltransferase complex |
| B | 0030170 | molecular_function | pyridoxal phosphate binding |
| B | 0043067 | biological_process | regulation of programmed cell death |
| B | 0046512 | biological_process | sphingosine biosynthetic process |
| B | 0046513 | biological_process | ceramide biosynthetic process |
| C | 0005789 | cellular_component | endoplasmic reticulum membrane |
| D | 0005789 | cellular_component | endoplasmic reticulum membrane |
| D | 0006672 | biological_process | ceramide metabolic process |
| D | 0016020 | cellular_component | membrane |
| D | 0017059 | cellular_component | serine palmitoyltransferase complex |