| Chain | GOid | namespace | contents |
| A | 0004122 | molecular_function | cystathionine beta-synthase activity |
| A | 0005576 | cellular_component | extracellular region |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0019343 | biological_process | L-cysteine biosynthetic process via L-cystathionine |
| A | 0019344 | biological_process | L-cysteine biosynthetic process |
| A | 0044272 | biological_process | sulfur compound biosynthetic process |
| B | 0004122 | molecular_function | cystathionine beta-synthase activity |
| B | 0005576 | cellular_component | extracellular region |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0019343 | biological_process | L-cysteine biosynthetic process via L-cystathionine |
| B | 0019344 | biological_process | L-cysteine biosynthetic process |
| B | 0044272 | biological_process | sulfur compound biosynthetic process |
| C | 0004122 | molecular_function | cystathionine beta-synthase activity |
| C | 0005576 | cellular_component | extracellular region |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0019343 | biological_process | L-cysteine biosynthetic process via L-cystathionine |
| C | 0019344 | biological_process | L-cysteine biosynthetic process |
| C | 0044272 | biological_process | sulfur compound biosynthetic process |
| D | 0004122 | molecular_function | cystathionine beta-synthase activity |
| D | 0005576 | cellular_component | extracellular region |
| D | 0005737 | cellular_component | cytoplasm |
| D | 0005886 | cellular_component | plasma membrane |
| D | 0019343 | biological_process | L-cysteine biosynthetic process via L-cystathionine |
| D | 0019344 | biological_process | L-cysteine biosynthetic process |
| D | 0044272 | biological_process | sulfur compound biosynthetic process |