| Chain | GOid | namespace | contents |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0004638 | molecular_function | phosphoribosylaminoimidazole carboxylase activity |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005829 | cellular_component | cytosol |
| A | 0006164 | biological_process | purine nucleotide biosynthetic process |
| A | 0006189 | biological_process | 'de novo' IMP biosynthetic process |
| A | 0016829 | molecular_function | lyase activity |
| A | 0016874 | molecular_function | ligase activity |
| A | 0034028 | molecular_function | 5-(carboxyamino)imidazole ribonucleotide synthase activity |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0004638 | molecular_function | phosphoribosylaminoimidazole carboxylase activity |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005829 | cellular_component | cytosol |
| B | 0006164 | biological_process | purine nucleotide biosynthetic process |
| B | 0006189 | biological_process | 'de novo' IMP biosynthetic process |
| B | 0016829 | molecular_function | lyase activity |
| B | 0016874 | molecular_function | ligase activity |
| B | 0034028 | molecular_function | 5-(carboxyamino)imidazole ribonucleotide synthase activity |
| B | 0046872 | molecular_function | metal ion binding |
