| O00763 | n/a | 5kkn | 6U3 | B | 801 | e5kknB1 | Rossmann-like | Rossmann-related | PreATP-grasp domain | Biotin_carb_N |
| O00763 | n/a | 5kkn | 6U3 | B | 801 | e5kknB2 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | CO dehydrogenase molybdoprotein N-domain-like | Biotin_carb_C |
| O00763 | n/a | 5kkn | 6U3 | B | 801 | e5kknB3 | Protein kinase/SAICAR synthase/ATP-grasp | Protein kinase/SAICAR synthase/ATP-grasp | ATP-grasp | CPSase_L_D2 |
| O00763 | n/a | 5kkn | 6U3 | C | 801 | e5kknC1 | Rossmann-like | Rossmann-related | PreATP-grasp domain | Biotin_carb_N |
| O00763 | n/a | 5kkn | 6U3 | C | 801 | e5kknC2 | alpha/beta-Hammerhead/Barrel-sandwich hybrid | alpha/beta-Hammerhead/Barrel-sandwich hybrid | CO dehydrogenase molybdoprotein N-domain-like | Biotin_carb_C |
| O00763 | n/a | 5kkn | 6U3 | C | 801 | e5kknC3 | Protein kinase/SAICAR synthase/ATP-grasp | Protein kinase/SAICAR synthase/ATP-grasp | ATP-grasp | CPSase_L_D2 |