| 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 |
| C | 0000166 | molecular_function | nucleotide binding |
| C | 0003677 | molecular_function | DNA binding |
| C | 0004518 | molecular_function | nuclease activity |
| C | 0004519 | molecular_function | endonuclease activity |
| C | 0005524 | molecular_function | ATP binding |
| C | 0006304 | biological_process | DNA modification |
| C | 0009035 | molecular_function | type I site-specific deoxyribonuclease activity |
| C | 0009307 | biological_process | DNA restriction-modification system |
| C | 0016787 | molecular_function | hydrolase activity |
| F | 0000166 | molecular_function | nucleotide binding |
| F | 0003677 | molecular_function | DNA binding |
| F | 0004518 | molecular_function | nuclease activity |
| F | 0004519 | molecular_function | endonuclease activity |
| F | 0005524 | molecular_function | ATP binding |
| F | 0006304 | biological_process | DNA modification |
| F | 0009035 | molecular_function | type I site-specific deoxyribonuclease activity |
| F | 0009307 | biological_process | DNA restriction-modification system |
| F | 0016787 | molecular_function | hydrolase activity |
| G | 0000166 | molecular_function | nucleotide binding |
| G | 0003677 | molecular_function | DNA binding |
| G | 0004518 | molecular_function | nuclease activity |
| G | 0004519 | molecular_function | endonuclease activity |
| G | 0005524 | molecular_function | ATP binding |
| G | 0006304 | biological_process | DNA modification |
| G | 0009035 | molecular_function | type I site-specific deoxyribonuclease activity |
| G | 0009307 | biological_process | DNA restriction-modification system |
| G | 0016787 | molecular_function | hydrolase activity |
| H | 0000166 | molecular_function | nucleotide binding |
| H | 0003677 | molecular_function | DNA binding |
| H | 0004518 | molecular_function | nuclease activity |
| H | 0004519 | molecular_function | endonuclease activity |
| H | 0005524 | molecular_function | ATP binding |
| H | 0006304 | biological_process | DNA modification |
| H | 0009035 | molecular_function | type I site-specific deoxyribonuclease activity |
| H | 0009307 | biological_process | DNA restriction-modification system |
| H | 0016787 | molecular_function | hydrolase activity |
| I | 0003677 | molecular_function | DNA binding |
| I | 0009307 | biological_process | DNA restriction-modification system |