| Chain | GOid | namespace | contents |
| A | 0004596 | molecular_function | protein-N-terminal amino-acid acetyltransferase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005634 | cellular_component | nucleus |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0006474 | biological_process | N-terminal protein amino acid acetylation |
| A | 0016740 | molecular_function | transferase activity |
| A | 0016746 | molecular_function | acyltransferase activity |
| A | 0016747 | molecular_function | acyltransferase activity, transferring groups other than amino-acyl groups |
| A | 0017190 | biological_process | N-terminal peptidyl-aspartic acid acetylation |
| A | 0017192 | biological_process | N-terminal peptidyl-glutamine acetylation |
| A | 0018002 | biological_process | N-terminal peptidyl-glutamic acid acetylation |
| A | 0031416 | cellular_component | NatB complex |
| A | 0032956 | biological_process | regulation of actin cytoskeleton organization |
| A | 0120518 | molecular_function | protein N-terminal-methionine acetyltransferase activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005794 | cellular_component | Golgi apparatus |
| B | 0005829 | cellular_component | cytosol |
| B | 0007010 | biological_process | cytoskeleton organization |
| B | 0010698 | molecular_function | acetyltransferase activator activity |
| B | 0031416 | cellular_component | NatB complex |
