8WKQ | pdb_00008wkq

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

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
FB [auth a]e8wkqa1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
EB [auth Z]e8wkqZ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
DB [auth Y]e8wkqY1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
CB [auth X]e8wkqX1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
BB [auth W]e8wkqW1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
AB [auth V]e8wkqV1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
ZA [auth U]e8wkqU1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
YA [auth T]e8wkqT1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
XA [auth S]e8wkqS1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
WA [auth R]e8wkqR1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
VA [auth Q]e8wkqQ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
ZB [auth 2]e8wkq21 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
Z [auth WR]e8wkqWR1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
YC [auth AQ]e8wkqAQ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
YB [auth 1]e8wkq11 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
Y [auth WQ]e8wkqWQ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
XC [auth AP]e8wkqAP1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
XB [auth z]e8wkqz1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
X [auth WP]e8wkqWP1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
WC [auth AO]e8wkqAO1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
WB [auth y]e8wkqy1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
W [auth WO]e8wkqWO1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
VC [auth AN]e8wkqAN1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
VB [auth x]e8wkqx1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
V [auth WN]e8wkqWN1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
UC [auth AM]e8wkqAM1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
UB [auth w]e8wkqw1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
U [auth WM]e8wkqWM1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
TC [auth AL]e8wkqAL1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
TB [auth v]e8wkqv1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
T [auth WL]e8wkqWL1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
SC [auth AK]e8wkqAK1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
SB [auth u]e8wkqu1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
S [auth WK]e8wkqWK1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
RC [auth AJ]e8wkqAJ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
RB [auth t]e8wkqt1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
R [auth WJ]e8wkqWJ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
QC [auth AI]e8wkqAI1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
QB [auth l]e8wkql1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
Q [auth WI]e8wkqWI1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
PC [auth AH]e8wkqAH1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
PB [auth k]e8wkqk1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
P [auth WH]e8wkqWH1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
OC [auth AG]e8wkqAG1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
OB [auth j]e8wkqj1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
O [auth WG]e8wkqWG1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
NC [auth AF]e8wkqAF1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
NB [auth i]e8wkqi1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
N [auth WF]e8wkqWF1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
MC [auth AE]e8wkqAE1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
MB [auth h]e8wkqh1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
M [auth WE]e8wkqWE1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
LC [auth AD]e8wkqAD1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
LB [auth g]e8wkqg1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
L [auth WD]e8wkqWD1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
KC [auth AC]e8wkqAC1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
KB [auth f]e8wkqf1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
K [auth WC]e8wkqWC1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
JC [auth AB]e8wkqAB1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
JB [auth e]e8wkqe1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
J [auth WB]e8wkqWB1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
IC [auth AA]e8wkqAA1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
IB [auth d]e8wkqd1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
I [auth WA]e8wkqWA1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
HC [auth 0]e8wkq01 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
HB [auth c]e8wkqc1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
H [auth UP]e8wkqUP1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
GC [auth 9]e8wkq91 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
GB [auth b]e8wkqb1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
G [auth UO]e8wkqUO1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
FC [auth 8]e8wkq81 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
F [auth UN]e8wkqUN1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
EC [auth 7]e8wkq71 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
EA [auth WW]e8wkqWW1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
E [auth UM]e8wkqUM1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
DC [auth 6]e8wkq61 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
DA [auth WV]e8wkqWV1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
D [auth UL]e8wkqUL1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
CC [auth 5]e8wkq51 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
CA [auth WU]e8wkqWU1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
C [auth UK]e8wkqUK1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
BC [auth 4]e8wkq41 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
BA [auth WT]e8wkqWT1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
B [auth UJ]e8wkqUJ1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
AC [auth 3]e8wkq31 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
AA [auth WS]e8wkqWS1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)
A [auth UI]e8wkqUI1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF:ECOD (v295)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF00460Flagella basal body rod protein (Flg_bb_rod)Flagella basal body rod protein- Family
PF06429Flagellar basal body rod FlgEFG protein C-terminal (Flg_bbr_C)Flagellar basal body rod FlgEFG protein C-terminalThis 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]
PF00460Flagella basal body rod protein (Flg_bb_rod)Flagella basal body rod protein- Family
PF02049Flagellar 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]
PF00813FliP family (FliP)FliP family- Family
JA [auth E]PF01311Bacterial 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]
PF00460Flagella 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]
PF06429Flagellar basal body rod FlgEFG protein C-terminal (Flg_bbr_C)Flagellar basal body rod FlgEFG protein C-terminalThis 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]
PF01313Bacterial export proteins, family 3 (Bac_export_3)Bacterial export proteins, family 3- Family
PF08345Flagellar M-ring protein C-terminal (YscJ_FliF_C)Flagellar M-ring protein C-terminalThis 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

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Flagellar basal-body rod protein FlgC-
VA [auth Q],
WA [auth R],
XA [auth S],
YA [auth T],
ZA [auth U]
Flagellar basal body rod protein FlgB-
Flagellar hook-basal body complex protein FliE
KA [auth F],
LA [auth G],
MA [auth H],
NA [auth I],
OA [auth J]
Flagellar biosynthetic protein FliP-
JA [auth E]Flagellar biosynthetic protein FliR-
FA [auth A],
GA [auth B],
HA [auth C],
IA [auth D]
Flagellar biosynthetic protein FliQ-
Flagellar M-ring protein

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
IPR019776Flagellar basal body rod protein, conserved siteConserved Site
IPR006299Flagellar basal-body rod protein FlgCFamily
IPR010930Flagellar basal-body/hook protein, C-terminal domainDomain
IPR001444Flagellar basal body rod protein, N-terminalDomain
VA [auth Q],
WA [auth R],
XA [auth S],
YA [auth T],
ZA [auth U]
IPR019776Flagellar basal body rod protein, conserved siteConserved Site
VA [auth Q],
WA [auth R],
XA [auth S],
YA [auth T],
ZA [auth U]
IPR001444Flagellar basal body rod protein, N-terminalDomain
VA [auth Q],
WA [auth R],
XA [auth S],
YA [auth T],
ZA [auth U]
IPR006300Flagellar basal-body rod protein FlgBFamily
IPR001624Flagellar hook-basal body complex protein FliEFamily
KA [auth F],
LA [auth G],
MA [auth H],
NA [auth I],
OA [auth J]
IPR005838Type III secretion system inner membrane P proteinFamily
KA [auth F],
LA [auth G],
MA [auth H],
NA [auth I],
OA [auth J]
IPR005837Flagellar transport protein FliPFamily
JA [auth E]IPR002010Type III secretion system inner membrane R proteinFamily
JA [auth E]IPR006303Flagellar biosynthesis protein FliRFamily
FA [auth A],
GA [auth B],
HA [auth C],
IA [auth D]
IPR006305Flagellar biosynthesis protein FliQFamily
FA [auth A],
GA [auth B],
HA [auth C],
IA [auth D]
IPR002191Bacterial export protein family 3Family
IPR006182Flagellar M-ring, N-terminalDomain
IPR045851AMP-binding enzyme domain superfamilyHomologous Superfamily
IPR013556Flagellar M-ring C-terminalDomain
IPR043427Lipoprotein YscJ/Flagellar M-ring proteinFamily
IPR000067Flagellar M-ring protein FliFFamily