SAXSdb — 1qoj

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

UVRB

OrganismNot specified

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 4	No other associated polymer	Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence

UniProt name	UVRB_ECOLI
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 8–63； UniProt 618–673 Author chain B； PDBConstruct 8–63； UniProt 618–673

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	1qoj
Deposition date deposition_date	1999-11-10
Structure title title	Crystal Structure of E.coli UvrB C-terminal domain, and a model for UvrB-UvrC interaction.
Keywords keywords	DNA EXCISION REPAIR, NUCLEOTIDE EXCISION REPAIR, UVRB PROTEIN, UVRB-C INTERACTION; DNA EXCISION REPAIR
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.

1qoj__assembly_1__model_1

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

Download this curve (.dat)

1qoj__assembly_1__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

1qoj__assembly_1__model_1 | P(r) · Pending

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

Rg（Guinier）	29.16 Å
Rg (electron density)	30.60 Å
Total Rg	30.12 Å
Atom count	1426
Residues	176
Excluded volume	25257 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`1qoj__assembly_1__model_1`	tetrameric （4）	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 (1)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_id	d1qoja_
Class class	a — All alpha proteins
Fold Fold fold	a.2 — Long alpha-hairpin
Superfamily Superfamily superfamily	a.2.9 — C-terminal UvrC-binding domain of UvrB
Family Family family	a.2.9.1 — C-terminal UvrC-binding domain of UvrB

Domain ID domain_id	d1qojb_
Class class	a — All alpha proteins
Fold Fold fold	a.2 — Long alpha-hairpin
Superfamily Superfamily superfamily	a.2.9 — C-terminal UvrC-binding domain of UvrB
Family Family family	a.2.9.1 — C-terminal UvrC-binding domain of UvrB

CATH v4.4 (2 domains)

Domain ID domain_id	1qojA00
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	860 — DNA Excision Repair, Uvrb; Chain A
Homologous superfamily homologous superfamily	10 — UVR domain

Domain ID domain_id	1qojB00
Class class	4 — Few Secondary Structures
Architecture architecture	10 — Irregular
Topology topology	860 — DNA Excision Repair, Uvrb; Chain A
Homologous superfamily homologous superfamily	10 — UVR domain

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Unit-cell length a length_a	84.810 Å
Unit-cell length b length_b	84.810 Å
Unit-cell length c length_c	53.190 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	12

Space group space_group	P 62
Space-group number int_tables_number	171
Crystal system crystal_system	—

Resolution resolution	3.000 Å
Low-resolution limit resolution_low	20.000 Å
R factor r_factor	0.3266
R_work r_work	—
R_free r_free	—

Description description	UVRB
Molecular weight formula_weight	7685.9 kDa
Source method src_method	nat
Copy count entity_count	2

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B
Atom count atom_count	713

Crystal Structure of E.coli UvrB C-terminal domain, and a model for UvrB-UvrC interaction.

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

UVRB

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

1qoj__assembly_1__model_1

1qoj__assembly_1__model_1 | I(q)

1qoj__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)

Crystal Structure of E.coli UvrB C-terminal domain, and a model for UvrB-UvrC interaction.

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

UVRB

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

1qoj__assembly_1__model_1

1qoj__assembly_1__model_1 | I(q)

1qoj__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 (1)

Entity 1 Entity 1 polymer

Polymer Polymer

6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

CATH v4.4 (2 domains)

7. Citations (1)