| Chain | GOid | namespace | contents |
| A | 0000287 | molecular_function | magnesium ion binding |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0003935 | molecular_function | GTP cyclohydrolase II activity |
| A | 0005829 | cellular_component | cytosol |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0008686 | molecular_function | 3,4-dihydroxy-2-butanone-4-phosphate synthase activity |
| A | 0009231 | biological_process | riboflavin biosynthetic process |
| A | 0016020 | cellular_component | membrane |
| A | 0016829 | molecular_function | lyase activity |
| A | 0030145 | molecular_function | manganese ion binding |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0042803 | molecular_function | protein homodimerization activity |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0000287 | molecular_function | magnesium ion binding |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0003935 | molecular_function | GTP cyclohydrolase II activity |
| B | 0005829 | cellular_component | cytosol |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0008686 | molecular_function | 3,4-dihydroxy-2-butanone-4-phosphate synthase activity |
| B | 0009231 | biological_process | riboflavin biosynthetic process |
| B | 0016020 | cellular_component | membrane |
| B | 0016829 | molecular_function | lyase activity |
| B | 0030145 | molecular_function | manganese ion binding |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0042803 | molecular_function | protein homodimerization activity |
| B | 0046872 | molecular_function | metal ion binding |
