| Chain | GOid | namespace | contents |
| A | 0003870 | molecular_function | 5-aminolevulinate synthase activity |
| A | 0006782 | biological_process | protoporphyrinogen IX biosynthetic process |
| A | 0006783 | biological_process | heme biosynthetic process |
| A | 0009058 | biological_process | biosynthetic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0016746 | molecular_function | acyltransferase activity |
| A | 0030170 | molecular_function | pyridoxal phosphate binding |
| A | 0033014 | biological_process | tetrapyrrole biosynthetic process |
| B | 0003870 | molecular_function | 5-aminolevulinate synthase activity |
| B | 0006782 | biological_process | protoporphyrinogen IX biosynthetic process |
| B | 0006783 | biological_process | heme biosynthetic process |
| B | 0009058 | biological_process | biosynthetic process |
| B | 0016740 | molecular_function | transferase activity |
| B | 0016746 | molecular_function | acyltransferase activity |
| B | 0030170 | molecular_function | pyridoxal phosphate binding |
| B | 0033014 | biological_process | tetrapyrrole biosynthetic process |
| C | 0003870 | molecular_function | 5-aminolevulinate synthase activity |
| C | 0006782 | biological_process | protoporphyrinogen IX biosynthetic process |
| C | 0006783 | biological_process | heme biosynthetic process |
| C | 0009058 | biological_process | biosynthetic process |
| C | 0016740 | molecular_function | transferase activity |
| C | 0016746 | molecular_function | acyltransferase activity |
| C | 0030170 | molecular_function | pyridoxal phosphate binding |
| C | 0033014 | biological_process | tetrapyrrole biosynthetic process |
| D | 0003870 | molecular_function | 5-aminolevulinate synthase activity |
| D | 0006782 | biological_process | protoporphyrinogen IX biosynthetic process |
| D | 0006783 | biological_process | heme biosynthetic process |
| D | 0009058 | biological_process | biosynthetic process |
| D | 0016740 | molecular_function | transferase activity |
| D | 0016746 | molecular_function | acyltransferase activity |
| D | 0030170 | molecular_function | pyridoxal phosphate binding |
| D | 0033014 | biological_process | tetrapyrrole biosynthetic process |