SAXSdb — 7e81

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Flagellar M-ring protein

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein heterocomplex	Heteromer	Protein 68	FlgB-Dc loop × 5 FliE helix 1 × 6	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	FLIF_SALTY
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain Ca； PDBConstruct 1–560； UniProt 1–560 Author chain Cb； PDBConstruct 1–560； UniProt 1–560 Author chain Cc； PDBConstruct 1–560； UniProt 1–560 Author chain Cd； PDBConstruct 1–560； UniProt 1–560 Author chain Ce； PDBConstruct 1–560； UniProt 1–560 Author chain Cf； PDBConstruct 1–560； UniProt 1–560 Author chain Ch； PDBConstruct 1–560； UniProt 1–560 Author chain Ci； PDBConstruct 1–560； UniProt 1–560 Author chain Cj； PDBConstruct 1–560； UniProt 1–560 Author chain Ck； PDBConstruct 1–560； UniProt 1–560 Author chain Cl； PDBConstruct 1–560； UniProt 1–560 Author chain Cm； PDBConstruct 1–560； UniProt 1–560 Author chain Cn； PDBConstruct 1–560； UniProt 1–560 Author chain Co； PDBConstruct 1–560； UniProt 1–560 Author chain Cp； PDBConstruct 1–560； UniProt 1–560 Author chain Cq； PDBConstruct 1–560； UniProt 1–560 Author chain Cr； PDBConstruct 1–560； UniProt 1–560 Author chain Cs； PDBConstruct 1–560； UniProt 1–560 Author chain Ct； PDBConstruct 1–560； UniProt 1–560 Author chain Cu； PDBConstruct 1–560； UniProt 1–560 Author chain Cv； PDBConstruct 1–560； UniProt 1–560 Author chain Cw； PDBConstruct 1–560； UniProt 1–560 Author chain Cx； PDBConstruct 1–560； UniProt 1–560 Author chain Cy； PDBConstruct 1–560； UniProt 1–560 Author chain Cz； PDBConstruct 1–560； UniProt 1–560 Author chain Da； PDBConstruct 1–560； UniProt 1–560 Author chain Db； PDBConstruct 1–560； UniProt 1–560 Author chain Dc； PDBConstruct 1–560； UniProt 1–560 Author chain Dd； PDBConstruct 1–560； UniProt 1–560 Author chain De； PDBConstruct 1–560； UniProt 1–560 Author chain Df； PDBConstruct 1–560； UniProt 1–560 Author chain Dg； PDBConstruct 1–560； UniProt 1–560 Author chain Dh； PDBConstruct 1–560； UniProt 1–560 Author chain Di； PDBConstruct 1–560； UniProt 1–560 Author chain Dj； PDBConstruct 1–560； UniProt 1–560 Author chain Dk； PDBConstruct 1–560； UniProt 1–560 Author chain Dl； PDBConstruct 1–560； UniProt 1–560 Author chain Dm； PDBConstruct 1–560； UniProt 1–560 Author chain Dn； PDBConstruct 1–560； UniProt 1–560 Author chain Do； PDBConstruct 1–560； UniProt 1–560 Author chain Dp； PDBConstruct 1–560； UniProt 1–560 Author chain Dq； PDBConstruct 1–560； UniProt 1–560 Author chain Dr； PDBConstruct 1–560； UniProt 1–560 Author chain Ds； PDBConstruct 1–560； UniProt 1–560 Author chain Dt； PDBConstruct 1–560； UniProt 1–560 Author chain Du； PDBConstruct 1–560； UniProt 1–560 Author chain Dv； PDBConstruct 1–560； UniProt 1–560 Author chain Dw； PDBConstruct 1–560； UniProt 1–560 Author chain Ea； PDBConstruct 1–560； UniProt 1–560 Author chain Eb； PDBConstruct 1–560； UniProt 1–560 Author chain Ec； PDBConstruct 1–560； UniProt 1–560 Author chain Ed； PDBConstruct 1–560； UniProt 1–560 Author chain Ee； PDBConstruct 1–560； UniProt 1–560 Author chain Ef； PDBConstruct 1–560； UniProt 1–560 Author chain Eg； PDBConstruct 1–560； UniProt 1–560 Author chain Fh； PDBConstruct 1–560； UniProt 1–560 Author chain cg； PDBConstruct 1–560； UniProt 1–560

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	7e81
Deposition date deposition_date	2021-02-28
Structure title title	Cryo-EM structure of the flagellar MS ring with FlgB-Dc loop and FliE-helix 1 from Salmonella
Keywords keywords	Flagella, Motor-hook, MS ring, MOTOR PROTEIN; MOTOR PROTEIN
Experimental Method method	ELECTRON MICROSCOPY

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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

7e81__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

7e81__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

7e81__assembly_1__model_1 | P(r) · Pending

P(r) will be calculated and displayed separately for the same assembly/model.

Rg（Guinier）	82.94 Å
Rg (electron density)	83.23 Å
Total Rg	83.44 Å
Atom count	57178
Residues	7551
Excluded volume	1000500 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`7e81__assembly_1__model_1`	68-meric （68）	Success	4.1.3-1-20251215 (887e7ef)	View Download

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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Description description	Flagellar M-ring protein
Molecular weight formula_weight	61295.6 kDa
Source method src_method	nat
Copy count entity_count	57

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	;Da,Db,Dc,Dd,De,Df,Dg,Dh,Di,Dj,Dk,Dl,Dm,Dn,Do,Dp,Dq,Dr,Ds,Dt,Du,Dv,Dw,Ca,Cb,Cc,Cd,Ce,Cf,cg,Ch,Ci,Cj,Ck,Cl,Cm,Cn,Co,Cp,Cq,Cr,Cs,Ct,Cu,Cv,Cw,Cx,Cy,Cz,Ea,Eb,Ec,Ed,Ee,Ef,Eg,Fh ;
Atom count atom_count	57178

MSATASTATQPKPLEWLNRLRANPRIPLIVAGSAAVAIVVAMVLWAKTPDYRTLFSNLSDQDGGAIVAQLTQMNIPYRFANGSGAIEVPADKVHELRLRLAQQGLPKGGAVGFELLDQEKFGISQFSEQVNYQRALEGELARTIETLGPVKSARVHLAMPKPSLFVREQKSPSASVTVTLEPGRALDEGQISAVVHLVSSAVAGLPPGNVTLVDQSGHLLTQSNTSGRDLNDAQLKFANDVESRIQRRIEAILSPIVGNGNVHAQVTAQLDFANKEQTEEHYSPNGDASKATLRSRQLNISEQVGAGYPGGVPGALSNQPAPPNEAPIATPPTNQQNAQNTPQTSTSTNSNSAGPRSTQRNETSNYEVDRTIRHTKMNVGDIERLSVAVVVNYKTLADGKPLPLTADQMKQIEDLTREAMGFSDKRGDTLNVVNSPFSAVDNTGGELPFWQQQSFIDQLLAAGRWLLVLVVAWILWRKAVRPQLTRRVEEAKAAQEQAQVRQETEEAVEVRLSKDEQLQQRRANQRLGAEVMSQRIREMSDNDPRVVALVIRQWMSNDHE

Entity 2 Entity 2 polymer

Description description	FlgB-Dc loop
Molecular weight formula_weight	1039.3 kDa
Source method src_method	nat
Copy count entity_count	5

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	GA,GC,GE,GD,GB

XXXXXXXXXXXX

Entity 3 Entity 3 polymer

Description description	FliE helix 1
Molecular weight formula_weight	1549.9 kDa
Source method src_method	nat
Copy count entity_count	6

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	GF,GG,GH,GI,GJ,GK

XXXXXXXXXXXXXXXXXX

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Unit-cell length a length_a	1.000 Å
Unit-cell length b length_b	1.000 Å
Unit-cell length c length_c	1.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	—

Space group space_group	P 1
Space-group number int_tables_number	1
Crystal system crystal_system	—

Resolution resolution	4.50 Å
Resolution测定Method resolution_method	—
颗粒数 num_particles	52714

Cryo-EM structure of the flagellar MS ring with FlgB-Dc loop and FliE-helix 1 from Salmonella

1. Protein Identity and Related Structures Protein Identity & Related Structures

Flagellar M-ring protein

State in the Current Structure

Other States of the Same Protein in the Database

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

7e81__assembly_1__model_1

7e81__assembly_1__model_1 | I(q)

7e81__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

7. Citations (1)

Cryo-EM structure of the flagellar MS ring with FlgB-Dc loop and FliE-helix 1 from Salmonella

1. Protein Identity and Related Structures Protein Identity & Related Structures

Flagellar M-ring protein

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

2. Structure Basics 2. Structure Basics

3. Official assembly/model SAXS Official SAXS Profiles

7e81__assembly_1__model_1

7e81__assembly_1__model_1 | I(q)

7e81__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

冷冻电镜 EM 3D

5. Entities and Polymers Entities & Polymers (3)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Entity 3 Entity 3 polymer

Polymer Polymer

7. Citations (1)