| Chain | GOid | namespace | contents |
| A | 0005975 | biological_process | carbohydrate metabolic process |
| A | 0016853 | molecular_function | isomerase activity |
| A | 0016857 | molecular_function | racemase and epimerase activity, acting on carbohydrates and derivatives |
| A | 0050121 | molecular_function | N-acylglucosamine 2-epimerase activity |
| B | 0005975 | biological_process | carbohydrate metabolic process |
| B | 0016853 | molecular_function | isomerase activity |
| B | 0016857 | molecular_function | racemase and epimerase activity, acting on carbohydrates and derivatives |
| B | 0050121 | molecular_function | N-acylglucosamine 2-epimerase activity |