| Chain | GOid | namespace | contents |
| A | 0005509 | molecular_function | calcium ion binding |
| A | 0005515 | molecular_function | protein binding |
| A | 0005829 | cellular_component | cytosol |
| A | 0008168 | molecular_function | methyltransferase activity |
| A | 0008705 | molecular_function | methionine synthase activity |
| A | 0009086 | biological_process | methionine biosynthetic process |
| A | 0015977 | biological_process | carbon fixation |
| A | 0016740 | molecular_function | transferase activity |
| A | 0031419 | molecular_function | cobalamin binding |
| A | 0032259 | biological_process | methylation |
| A | 0042558 | biological_process | pteridine-containing compound metabolic process |
| A | 0046653 | biological_process | tetrahydrofolate metabolic process |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0050667 | biological_process | homocysteine metabolic process |
| A | 0071267 | biological_process | L-methionine salvage |
| A | 0102036 | molecular_function | methyltetrahydrofolate:corrinoid/iron-sulfur protein methyltransferase activity |
| B | 0005509 | molecular_function | calcium ion binding |
| B | 0005515 | molecular_function | protein binding |
| B | 0005829 | cellular_component | cytosol |
| B | 0008168 | molecular_function | methyltransferase activity |
| B | 0008705 | molecular_function | methionine synthase activity |
| B | 0009086 | biological_process | methionine biosynthetic process |
| B | 0015977 | biological_process | carbon fixation |
| B | 0016740 | molecular_function | transferase activity |
| B | 0031419 | molecular_function | cobalamin binding |
| B | 0032259 | biological_process | methylation |
| B | 0042558 | biological_process | pteridine-containing compound metabolic process |
| B | 0046653 | biological_process | tetrahydrofolate metabolic process |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0050667 | biological_process | homocysteine metabolic process |
| B | 0071267 | biological_process | L-methionine salvage |
| B | 0102036 | molecular_function | methyltetrahydrofolate:corrinoid/iron-sulfur protein methyltransferase activity |