| Chain | GOid | namespace | contents |
| A | 0005840 | cellular_component | ribosome |
| A | 0016829 | molecular_function | lyase activity |
| A | 0019354 | biological_process | siroheme biosynthetic process |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0051266 | molecular_function | sirohydrochlorin ferrochelatase activity |
| A | 0051536 | molecular_function | iron-sulfur cluster binding |
| A | 0051539 | molecular_function | 4 iron, 4 sulfur cluster binding |
| B | 0005840 | cellular_component | ribosome |
| B | 0016829 | molecular_function | lyase activity |
| B | 0019354 | biological_process | siroheme biosynthetic process |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0051266 | molecular_function | sirohydrochlorin ferrochelatase activity |
| B | 0051536 | molecular_function | iron-sulfur cluster binding |
| B | 0051539 | molecular_function | 4 iron, 4 sulfur cluster binding |
| C | 0005840 | cellular_component | ribosome |
| C | 0016829 | molecular_function | lyase activity |
| C | 0019354 | biological_process | siroheme biosynthetic process |
| C | 0046872 | molecular_function | metal ion binding |
| C | 0051266 | molecular_function | sirohydrochlorin ferrochelatase activity |
| C | 0051536 | molecular_function | iron-sulfur cluster binding |
| C | 0051539 | molecular_function | 4 iron, 4 sulfur cluster binding |
| D | 0005840 | cellular_component | ribosome |
| D | 0016829 | molecular_function | lyase activity |
| D | 0019354 | biological_process | siroheme biosynthetic process |
| D | 0046872 | molecular_function | metal ion binding |
| D | 0051266 | molecular_function | sirohydrochlorin ferrochelatase activity |
| D | 0051536 | molecular_function | iron-sulfur cluster binding |
| D | 0051539 | molecular_function | 4 iron, 4 sulfur cluster binding |