SAXSdb — 3m3n

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

Actin, alpha skeletal muscle

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Heteromer	Protein 3	Neural Wiskott-Aldrich syndrome protein × 1 （P20065,Q91YD9） ADENOSINE-5'-TRIPHOSPHATE × 2 CALCIUM ION × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	ACTS_RABIT
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–375； UniProt 3–377 Author chain B； PDBConstruct 1–375； UniProt 3–377

Neural Wiskott-Aldrich syndrome protein

Mus musculus

UniProt P20065

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Heteromer	Protein 3	Actin, alpha skeletal muscle × 2 （P68135） ADENOSINE-5'-TRIPHOSPHATE × 2 CALCIUM ION × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	TYB4_MOUSE
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain W； PDBConstruct 77–101； UniProt 26–50

Neural Wiskott-Aldrich syndrome protein

Mus musculus

UniProt Q91YD9

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Heteromer	Protein 3	Actin, alpha skeletal muscle × 2 （P68135） ADENOSINE-5'-TRIPHOSPHATE × 2 CALCIUM ION × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	WASL_MOUSE
Isoform	—
PDB entities	2
Chains and sequence ranges	Author chain W； PDBConstruct 1–48； UniProt 397–444 Author chain W； PDBConstruct 49–76； UniProt 417–444

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	3m3n
Deposition date deposition_date	2010-03-09
Structure title title	Structure of a Longitudinal Actin Dimer Assembled by Tandem W Domains
Keywords keywords	actin dimer, ATP-binding, actin cytoskeleton, methylation, muscle protein, actin-binding, MOTOR PROTEIN, STRUCTURAL PROTEIN; STRUCTURAL PROTEIN
Experimental Method method	X-RAY DIFFRACTION

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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.

3m3n__assembly_1__model_1

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

Download this curve (.dat)

3m3n__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

3m3n__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	35.24 Å
Rg (electron density)	35.13 Å
Total Rg	35.42 Å
Atom count	6032
Residues	761
Excluded volume	107290 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`3m3n__assembly_1__model_1`	trimeric （3）	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 (4)

Entity 1 Entity 1 polymer

Description description	Actin, alpha skeletal muscle
Molecular weight formula_weight	41875.6 kDa
Source method src_method	nat
Copy count entity_count	2

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	6032

DEDETTALVCDNGSGLVKAGFAGDDAPRAVFPSIVGRPRHQGVMVGMGQKDSYVGDEAQSKRGILTLKYPIEHGIITNWDDMEKIWHHTFYNELRVAPEEHPTLLTEAPLNPKANREKMTQIMFETFNVPAMYVAIQAVLSLYASGRTTGIVLDSGDGVTHNVPIYEGYALPHAIMRLDLAGRDLTDYLMKILTERGYSFVTTAEREIVRDIKEKLCYVALDFENEMATAASSSSLEKSYELPDGQVITIGNERFRCPETLFQPSFIGMESAGIHETTYNSIMKCDIDIRKDLYANNVMSGGTTMYPGIADRMQKEITALAPSTMKIKIIAPPERKYSVWIGGSILASLSTFQQMWITKQEYDEAGPSIVHRKCF

Entity 2 Entity 2 polymer

Description description	Neural Wiskott-Aldrich syndrome protein
Molecular weight formula_weight	11094.4 kDa
Source method src_method	man
Copy count entity_count	1

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	W

ACSGNKAALLDQIREGAQLKKVEQNSRPVSASGRDALLDQIRQGIQLKKVEQNSRPVSASGRDALLDQIRQGIQLKKTETQEKNPLPSKETIEQEKQAGES

Source Source

Source organism organism	Mus musculus
Common name common_name	mouse
NCBI taxonomy ID ncbi_taxonomy_id	10090
Host organism host_organism	Escherichia coli

Entity 3 Entity 3 non-polymer

Description description	ADENOSINE-5'-TRIPHOSPHATE
Molecular weight formula_weight	507.2 kDa
Source method src_method	syn
Copy count entity_count	2

Entity 4 Entity 4 non-polymer

Description description	CALCIUM ION
Molecular weight formula_weight	40.1 kDa
Source method src_method	syn
Copy count entity_count	2

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Unit-cell length a length_a	100.743 Å
Unit-cell length b length_b	100.743 Å
Unit-cell length c length_c	458.839 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	24

Space group space_group	P 65 2 2
Space-group number int_tables_number	179
Crystal system crystal_system	—

Resolution resolution	7.000 Å
Low-resolution limit resolution_low	50.000 Å
R factor r_factor	—
R_work r_work	—
R_free r_free	—

Structure of a Longitudinal Actin Dimer Assembled by Tandem W Domains

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

Actin, alpha skeletal muscle

State in the Current Structure

Other States of the Same Protein in the Database

Neural Wiskott-Aldrich syndrome protein

State in the Current Structure

Other States of the Same Protein in the Database

Neural Wiskott-Aldrich syndrome 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

3m3n__assembly_1__model_1

3m3n__assembly_1__model_1 | I(q)

3m3n__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

7. Citations (1)

Structure of a Longitudinal Actin Dimer Assembled by Tandem W Domains

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

Actin, alpha skeletal muscle

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Neural Wiskott-Aldrich syndrome 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

Neural Wiskott-Aldrich syndrome 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

3m3n__assembly_1__model_1

3m3n__assembly_1__model_1 | I(q)

3m3n__assembly_1__model_1 | P(r) · Pending

4. Crystallography and Experiment 4. Crystallography & Experiment

Unit cell Unit Cell

Symmetry Symmetry

Refinement Refinement

Diffraction experiment Diffraction

5. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Polymer Polymer

Entity 2 Entity 2 polymer

Polymer Polymer

Source Source

Entity 3 Entity 3 non-polymer

Entity 4 Entity 4 non-polymer

7. Citations (1)