| Chain | GOid | namespace | contents | 
| A | 0003676 | molecular_function | nucleic acid binding | 
| A | 0003677 | molecular_function | DNA binding | 
| A | 0008168 | molecular_function | methyltransferase activity | 
| A | 0008170 | molecular_function | N-methyltransferase activity | 
| A | 0009007 | molecular_function | site-specific DNA-methyltransferase (adenine-specific) activity | 
| A | 0009307 | biological_process | DNA restriction-modification system | 
| A | 0016740 | molecular_function | transferase activity | 
| A | 0032259 | biological_process | methylation | 
| B | 0003676 | molecular_function | nucleic acid binding | 
| B | 0003677 | molecular_function | DNA binding | 
| B | 0008168 | molecular_function | methyltransferase activity | 
| B | 0008170 | molecular_function | N-methyltransferase activity | 
| B | 0009007 | molecular_function | site-specific DNA-methyltransferase (adenine-specific) activity | 
| B | 0009307 | biological_process | DNA restriction-modification system | 
| B | 0016740 | molecular_function | transferase activity | 
| B | 0032259 | biological_process | methylation |