| Chain | GOid | namespace | contents |
| A | 0004122 | molecular_function | cystathionine beta-synthase activity |
| A | 0004124 | molecular_function | cysteine synthase activity |
| A | 0005576 | cellular_component | extracellular region |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0006534 | biological_process | cysteine metabolic process |
| A | 0006535 | biological_process | cysteine biosynthetic process from serine |
| A | 0009069 | biological_process | serine family amino acid metabolic process |
| A | 0009274 | cellular_component | peptidoglycan-based cell wall |
| A | 0016829 | molecular_function | lyase activity |
| A | 0019343 | biological_process | cysteine biosynthetic process via cystathionine |
| A | 0030170 | molecular_function | pyridoxal phosphate binding |
| A | 0044272 | biological_process | sulfur compound biosynthetic process |
| B | 0004122 | molecular_function | cystathionine beta-synthase activity |
| B | 0004124 | molecular_function | cysteine synthase activity |
| B | 0005576 | cellular_component | extracellular region |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0006534 | biological_process | cysteine metabolic process |
| B | 0006535 | biological_process | cysteine biosynthetic process from serine |
| B | 0009069 | biological_process | serine family amino acid metabolic process |
| B | 0009274 | cellular_component | peptidoglycan-based cell wall |
| B | 0016829 | molecular_function | lyase activity |
| B | 0019343 | biological_process | cysteine biosynthetic process via cystathionine |
| B | 0030170 | molecular_function | pyridoxal phosphate binding |
| B | 0044272 | biological_process | sulfur compound biosynthetic process |
| C | 0004122 | molecular_function | cystathionine beta-synthase activity |
| C | 0004124 | molecular_function | cysteine synthase activity |
| C | 0005576 | cellular_component | extracellular region |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0006534 | biological_process | cysteine metabolic process |
| C | 0006535 | biological_process | cysteine biosynthetic process from serine |
| C | 0009069 | biological_process | serine family amino acid metabolic process |
| C | 0009274 | cellular_component | peptidoglycan-based cell wall |
| C | 0016829 | molecular_function | lyase activity |
| C | 0019343 | biological_process | cysteine biosynthetic process via cystathionine |
| C | 0030170 | molecular_function | pyridoxal phosphate binding |
| C | 0044272 | biological_process | sulfur compound biosynthetic process |
| D | 0004122 | molecular_function | cystathionine beta-synthase activity |
| D | 0004124 | molecular_function | cysteine synthase activity |
| D | 0005576 | cellular_component | extracellular region |
| D | 0005737 | cellular_component | cytoplasm |
| D | 0005886 | cellular_component | plasma membrane |
| D | 0006534 | biological_process | cysteine metabolic process |
| D | 0006535 | biological_process | cysteine biosynthetic process from serine |
| D | 0009069 | biological_process | serine family amino acid metabolic process |
| D | 0009274 | cellular_component | peptidoglycan-based cell wall |
| D | 0016829 | molecular_function | lyase activity |
| D | 0019343 | biological_process | cysteine biosynthetic process via cystathionine |
| D | 0030170 | molecular_function | pyridoxal phosphate binding |
| D | 0044272 | biological_process | sulfur compound biosynthetic process |
