Cryo-EM structure of the MS ring with FlgB and FliE within the flagellar motor-hook complex in the CW state.
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| Z [auth O] | WD40 | e8wk4O1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| Y [auth N] | WD40 | e8wk4N1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| X [auth M] | WD40 | e8wk4M1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| W [auth L] | WD40 | e8wk4L1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| V [auth K] | WD40 | e8wk4K1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| U [auth J] | WD40 | e8wk4J1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| T [auth I] | WD40 | e8wk4I1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| SA [auth h] | WD40 | e8wk4h1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| S [auth H] | WD40 | e8wk4H1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| RA [auth g] | WD40 | e8wk4g1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| R [auth G] | WD40 | e8wk4G1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| QA [auth f] | WD40 | e8wk4f1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| Q [auth F] | WD40 | e8wk4F1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| PA [auth e] | WD40 | e8wk4e1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| P [auth E] | WD40 | e8wk4E1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| OA [auth d] | WD40 | e8wk4d1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| O [auth D] | WD40 | e8wk4D1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| NA [auth c] | WD40 | e8wk4c1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| N [auth C] | WD40 | e8wk4C1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| MA [auth b] | WD40 | e8wk4b1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| M [auth B] | WD40 | e8wk4B1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| LA [auth a] | WD40 | e8wk4a1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| L [auth A] | WD40 | e8wk4A1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| KA [auth Z] | WD40 | e8wk4Z1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| JA [auth Y] | WD40 | e8wk4Y1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| IA [auth X] | WD40 | e8wk4X1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| HA [auth W] | WD40 | e8wk4W1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| GA [auth V] | WD40 | e8wk4V1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| FA [auth U] | WD40 | e8wk4U1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| EA [auth T] | WD40 | e8wk4T1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| DA [auth S] | WD40 | e8wk4S1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| CA [auth R] | WD40 | e8wk4R1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| BA [auth Q] | WD40 | e8wk4Q1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| AA [auth P] | WD40 | e8wk4P1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| K [auth s] | WD40 | e8wk4s1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| J [auth r] | WD40 | e8wk4r1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| I [auth q] | WD40 | e8wk4q1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| H [auth p] | WD40 | e8wk4p1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| G [auth o] | WD40 | e8wk4o1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF08345 | Flagellar M-ring protein C-terminal (YscJ_FliF_C) | Flagellar M-ring protein C-terminal | This is the RBM3/beta-collar domain found in bacterial flagellar M-ring (FliF) proteins [1] which also have the YscJ/FliF domain (Pfam:PF01514) at the N-terminal. | Domain | |
| PF02049 | Flagellar hook-basal body complex protein FliE (FliE) | Flagellar hook-basal body complex protein FliE | - | Family | |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Membrane Protein Annotation: mpstruc mpstruc Database Homepage
| Chains | Resource Link | Group | Subgroup | Protein |
|---|---|---|---|---|
| mpstruc | TRANSMEMBRANE PROTEINS: ALPHA-HELICAL | Flagellar Motor Proteins | intact flagellar motor-hook complex, CW state |














