| Chain | GOid | namespace | contents |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0006730 | biological_process | one-carbon metabolic process |
| A | 0015948 | biological_process | methanogenesis |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0018759 | molecular_function | methenyltetrahydromethanopterin cyclohydrolase activity |
| A | 0019386 | biological_process | methanogenesis, from carbon dioxide |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0006730 | biological_process | one-carbon metabolic process |
| B | 0015948 | biological_process | methanogenesis |
| B | 0016787 | molecular_function | hydrolase activity |
| B | 0018759 | molecular_function | methenyltetrahydromethanopterin cyclohydrolase activity |
| B | 0019386 | biological_process | methanogenesis, from carbon dioxide |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0006730 | biological_process | one-carbon metabolic process |
| C | 0015948 | biological_process | methanogenesis |
| C | 0016787 | molecular_function | hydrolase activity |
| C | 0018759 | molecular_function | methenyltetrahydromethanopterin cyclohydrolase activity |
| C | 0019386 | biological_process | methanogenesis, from carbon dioxide |