SAXSdb — 5chx

▼

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

Xrcc4-MYH7-1590-1657

Homo sapiens

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 2	water × 2	Consistent with protein count
2	Insufficient information	Homooligomer	Protein 2	water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	MYH7_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 147–214； UniProt 1590–1657 Author chain B； PDBConstruct 147–214； UniProt 1590–1657

Xrcc4-MYH7-1590-1657

Homo sapiens

UniProt Q13426

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Insufficient information	Homooligomer	Protein 2	water × 2	Consistent with protein count
2	Insufficient information	Homooligomer	Protein 2	water × 2	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	XRCC4_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 5–146； UniProt 2–143 Author chain B； PDBConstruct 5–146； UniProt 2–143

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.

▼

2. Structure Basics 2. Structure Basics

Entry ID entry_id	5chx
Deposition date deposition_date	2015-07-10
Structure title title	Crystal Structure of amino acids 1590-1657 of MYH7
Keywords keywords	Myosin, coiled-coil, MOTOR PROTEIN; MOTOR PROTEIN
Experimental Method method	X-RAY DIFFRACTION

▼

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.

5chx__assembly_2__model_1

Assembly 2 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

5chx__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

5chx__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	41.36 Å
Rg (electron density)	43.24 Å
Total Rg	43.13 Å
Atom count	3394
Residues	387
Excluded volume	60663 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`5chx__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`5chx__assembly_2__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download

▶

4. Crystallography and Experiment 4. Crystallography & Experiment

▶

5. Entities and Polymers Entities & Polymers (2)

▼

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id	5chxA01
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	210 — Dna Repair Protein Xrcc4; Chain: A, domain 1
Homologous superfamily homologous superfamily	10 — DNA double-strand break repair and VJ recombination XRCC4, N-terminal

Domain ID domain_id	5chxA02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	370 —

Domain ID domain_id	5chxB01
Class class	2 — Mainly Beta
Architecture architecture	170 — Beta Complex
Topology topology	210 — Dna Repair Protein Xrcc4; Chain: A, domain 1
Homologous superfamily homologous superfamily	10 — DNA double-strand break repair and VJ recombination XRCC4, N-terminal

Domain ID domain_id	5chxB02
Class class	1 — Mainly Alpha
Architecture architecture	20 — Up-down Bundle
Topology topology	5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily	370 —

▶

Unit-cell length a length_a	223.628 Å
Unit-cell length b length_b	83.967 Å
Unit-cell length c length_c	39.424 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	92.77 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	8

Space group space_group	C 1 2 1
Space-group number int_tables_number	5
Crystal system crystal_system	—

Resolution resolution	2.300 Å
Low-resolution limit resolution_low	50.000 Å
R factor r_factor	0.2099
R_work r_work	0.2069
R_free r_free	0.2648

Description description	Xrcc4-MYH7-1590-1657
Molecular weight formula_weight	24542.9 kDa
Source method src_method	man
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	3448

Crystal Structure of amino acids 1590-1657 of MYH7

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

Xrcc4-MYH7-1590-1657

State in the Current Structure

Other States of the Same Protein in the Database

Xrcc4-MYH7-1590-1657

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

5chx__assembly_2__model_1

5chx__assembly_2__model_1 | I(q)

5chx__assembly_2__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)

Source organism organism	Homo sapiens
Common name common_name	Human
NCBI taxonomy ID ncbi_taxonomy_id	9606
Host organism host_organism	Escherichia coli

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	54

Crystal Structure of amino acids 1590-1657 of MYH7

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

Xrcc4-MYH7-1590-1657

State in the Current Structure

Other States of the Same Protein in the Database

Monomer

Homodimer

Homotetramer

Other homooligomers

Heteromeric or nucleic-acid complex

Xrcc4-MYH7-1590-1657

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

5chx__assembly_2__model_1

5chx__assembly_2__model_1 | I(q)

5chx__assembly_2__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 (2)

Entity 1 Entity 1 polymer

Polymer Polymer

Source Source

Entity 2 Entity 2 water

6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

7. Citations (1)