| Q9X1X4 | DB03147 | 4ylf | FAD | A | 502 | e4ylfA1 | cradle loop barrel | RIFT-related | Alanine racemase-C | n/a |
| Q9X1X4 | DB03147 | 4ylf | FAD | A | 502 | e4ylfA2 | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | NAD_binding_1 |
| Q9X1X4 | DB03147 | 4ylf | FAD | A | 502 | e4ylfA3 | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | DHODB_Fe-S_bind |
| Q9X1X4 | DB03147 | 4ylf | FAD | C | 301 | e4ylfC1 | cradle loop barrel | RIFT-related | Alanine racemase-C | n/a |
| Q9X1X4 | DB03147 | 4ylf | FAD | C | 301 | e4ylfC2 | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | NAD_binding_1 |
| Q9X1X4 | DB03147 | 4ylf | FAD | C | 301 | e4ylfC3 | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | DHODB_Fe-S_bind |
| Q9X1X4 | DB03147 | 4ylf | FAD | D | 503 | e4ylfC3 | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | DHODB_Fe-S_bind |
| Q9X1X4 | DB03147 | 4yry | FAD | A | 502 | e4yryA1 | cradle loop barrel | RIFT-related | Alanine racemase-C | n/a |
| Q9X1X4 | DB03147 | 4yry | FAD | A | 502 | e4yryA2 | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | NAD_binding_1 |
| Q9X1X4 | DB03147 | 4yry | FAD | A | 502 | e4yryA3 | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | DHODB_Fe-S_bind |
| Q9X1X4 | DB03147 | 4yry | FAD | C | 502 | e4yryC1 | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | DHODB_Fe-S_bind |
| Q9X1X4 | DB03147 | 4yry | FAD | C | 502 | e4yryC2 | cradle loop barrel | RIFT-related | Alanine racemase-C | n/a |
| Q9X1X4 | DB03147 | 4yry | FAD | C | 502 | e4yryC3 | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | Ferredoxin reductase-like, C-terminal NADP-linked domain | NAD_binding_1 |
| Q9X1X4 | DB03147 | 4yry | FAD | D | 503 | e4yryC1 | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | Dihydroorotate dehydrogenase B PyrK subunit 2Fe-2S cluster-binding domain | DHODB_Fe-S_bind |