Cryo-EM structure of the MS ring (C1) with export apparatus and proximal rod 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) |
|---|---|---|---|---|---|---|---|---|
| BB [auth W] | WD40 | e8wkqW1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| DB [auth Y] | WD40 | e8wkqY1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| EB [auth Z] | WD40 | e8wkqZ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| FB [auth a] | WD40 | e8wkqa1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| CB [auth X] | WD40 | e8wkqX1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| AB [auth V] | WD40 | e8wkqV1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| VA [auth Q] | WD40 | e8wkqQ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| WA [auth R] | WD40 | e8wkqR1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| XA [auth S] | WD40 | e8wkqS1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| YA [auth T] | WD40 | e8wkqT1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| ZA [auth U] | WD40 | e8wkqU1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| A [auth UI] | WD40 | e8wkqUI1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| AA [auth WS] | WD40 | e8wkqWS1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| AC [auth 3] | WD40 | e8wkq31 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| B [auth UJ] | WD40 | e8wkqUJ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| BA [auth WT] | WD40 | e8wkqWT1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| BC [auth 4] | WD40 | e8wkq41 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| C [auth UK] | WD40 | e8wkqUK1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| CA [auth WU] | WD40 | e8wkqWU1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| CC [auth 5] | WD40 | e8wkq51 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| D [auth UL] | WD40 | e8wkqUL1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| DA [auth WV] | WD40 | e8wkqWV1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| EC [auth 7] | WD40 | e8wkq71 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| FC [auth 8] | WD40 | e8wkq81 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| G [auth UO] | WD40 | e8wkqUO1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| GB [auth b] | WD40 | e8wkqb1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| GC [auth 9] | WD40 | e8wkq91 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| HB [auth c] | WD40 | e8wkqc1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| I [auth WA] | WD40 | e8wkqWA1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| IB [auth d] | WD40 | e8wkqd1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| IC [auth AA] | WD40 | e8wkqAA1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| J [auth WB] | WD40 | e8wkqWB1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| K [auth WC] | WD40 | e8wkqWC1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| KB [auth f] | WD40 | e8wkqf1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| LC [auth AD] | WD40 | e8wkqAD1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| M [auth WE] | WD40 | e8wkqWE1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| MC [auth AE] | WD40 | e8wkqAE1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| N [auth WF] | WD40 | e8wkqWF1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| NB [auth i] | WD40 | e8wkqi1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| NC [auth AF] | WD40 | e8wkqAF1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| OC [auth AG] | WD40 | e8wkqAG1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| P [auth WH] | WD40 | e8wkqWH1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| PB [auth k] | WD40 | e8wkqk1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| PC [auth AH] | WD40 | e8wkqAH1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| QB [auth l] | WD40 | e8wkql1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| RB [auth t] | WD40 | e8wkqt1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| S [auth WK] | WD40 | e8wkqWK1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| SB [auth u] | WD40 | e8wkqu1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| SC [auth AK] | WD40 | e8wkqAK1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| T [auth WL] | WD40 | e8wkqWL1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| TB [auth v] | WD40 | e8wkqv1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| TC [auth AL] | WD40 | e8wkqAL1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| U [auth WM] | WD40 | e8wkqWM1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| UB [auth w] | WD40 | e8wkqw1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| UC [auth AM] | WD40 | e8wkqAM1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| V [auth WN] | WD40 | e8wkqWN1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| VC [auth AN] | WD40 | e8wkqAN1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| W [auth WO] | WD40 | e8wkqWO1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| XB [auth z] | WD40 | e8wkqz1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| YB [auth 1] | WD40 | e8wkq11 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| YC [auth AQ] | WD40 | e8wkqAQ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| ZB [auth 2] | WD40 | e8wkq21 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| Z [auth WR] | WD40 | e8wkqWR1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| Y [auth WQ] | WD40 | e8wkqWQ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| XC [auth AP] | WD40 | e8wkqAP1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| X [auth WP] | WD40 | e8wkqWP1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| WC [auth AO] | WD40 | e8wkqAO1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| WB [auth y] | WD40 | e8wkqy1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| VB [auth x] | WD40 | e8wkqx1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| RC [auth AJ] | WD40 | e8wkqAJ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| R [auth WJ] | WD40 | e8wkqWJ1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| QC [auth AI] | WD40 | e8wkqAI1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| Q [auth WI] | WD40 | e8wkqWI1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| OB [auth j] | WD40 | e8wkqj1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| O [auth WG] | WD40 | e8wkqWG1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| MB [auth h] | WD40 | e8wkqh1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| LB [auth g] | WD40 | e8wkqg1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| L [auth WD] | WD40 | e8wkqWD1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| KC [auth AC] | WD40 | e8wkqAC1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| JC [auth AB] | WD40 | e8wkqAB1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| JB [auth e] | WD40 | e8wkqe1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| HC [auth 0] | WD40 | e8wkq01 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| H [auth UP] | WD40 | e8wkqUP1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| F [auth UN] | WD40 | e8wkqUN1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| EA [auth WW] | WD40 | e8wkqWW1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| E [auth UM] | WD40 | e8wkqUM1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: acid protease | F: WD40 | ECOD (v294.2) |
| DC [auth 6] | WD40 | e8wkq61 | 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 |
|---|---|---|---|---|---|
| PF00460 | Flagella basal body rod protein (Flg_bb_rod) | Flagella basal body rod protein | - | Family | |
| PF06429 | Flagellar basal body rod FlgEFG protein C-terminal (Flg_bbr_C) | Flagellar basal body rod FlgEFG protein C-terminal | This family consists of a number of C-terminal domains of unknown function. This domain seems to be specific to flagellar basal-body rod and flagellar hook proteins in which Pfam:PF00460 is often present at the extreme N terminus. | Domain | |
| VA [auth Q], WA [auth R], XA [auth S], YA [auth T], ZA [auth U] | PF00460 | Flagella basal body rod protein (Flg_bb_rod) | Flagella basal body rod protein | - | Family |
| PF02049 | Flagellar hook-basal body complex protein FliE (FliE) | Flagellar hook-basal body complex protein FliE | - | Family | |
| KA [auth F], LA [auth G], MA [auth H], NA [auth I], OA [auth J] | PF00813 | FliP family (FliP) | FliP family | - | Family |
| JA [auth E] | PF01311 | Bacterial export proteins, family 1 (Bac_export_1) | Bacterial export proteins, family 1 | - | Family |
| FA [auth A], GA [auth B], HA [auth C], IA [auth D] | PF00460 | Flagella basal body rod protein (Flg_bb_rod) | Flagella basal body rod protein | - | Family |
| FA [auth A], GA [auth B], HA [auth C], IA [auth D] | PF06429 | Flagellar basal body rod FlgEFG protein C-terminal (Flg_bbr_C) | Flagellar basal body rod FlgEFG protein C-terminal | This family consists of a number of C-terminal domains of unknown function. This domain seems to be specific to flagellar basal-body rod and flagellar hook proteins in which Pfam:PF00460 is often present at the extreme N terminus. | Domain |
| FA [auth A], GA [auth B], HA [auth C], IA [auth D] | PF01313 | Bacterial export proteins, family 3 (Bac_export_3) | Bacterial export proteins, family 3 | - | Family |
| 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 |
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 |














