| Chain | GOid | namespace | contents |
| A | 0008168 | molecular_function | methyltransferase activity |
| A | 0008171 | molecular_function | O-methyltransferase activity |
| A | 0008757 | molecular_function | S-adenosylmethionine-dependent methyltransferase activity |
| A | 0009820 | biological_process | alkaloid metabolic process |
| A | 0016740 | molecular_function | transferase activity |
| A | 0032259 | biological_process | methylation |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0008168 | molecular_function | methyltransferase activity |
| B | 0008171 | molecular_function | O-methyltransferase activity |
| B | 0008757 | molecular_function | S-adenosylmethionine-dependent methyltransferase activity |
| B | 0009820 | biological_process | alkaloid metabolic process |
| B | 0016740 | molecular_function | transferase activity |
| B | 0032259 | biological_process | methylation |
| B | 0046872 | molecular_function | metal ion binding |
| C | 0008168 | molecular_function | methyltransferase activity |
| C | 0008171 | molecular_function | O-methyltransferase activity |
| C | 0008757 | molecular_function | S-adenosylmethionine-dependent methyltransferase activity |
| C | 0009820 | biological_process | alkaloid metabolic process |
| C | 0016740 | molecular_function | transferase activity |
| C | 0032259 | biological_process | methylation |
| C | 0046872 | molecular_function | metal ion binding |
| D | 0008168 | molecular_function | methyltransferase activity |
| D | 0008171 | molecular_function | O-methyltransferase activity |
| D | 0008757 | molecular_function | S-adenosylmethionine-dependent methyltransferase activity |
| D | 0009820 | biological_process | alkaloid metabolic process |
| D | 0016740 | molecular_function | transferase activity |
| D | 0032259 | biological_process | methylation |
| D | 0046872 | molecular_function | metal ion binding |