SAXSdb — 6dd7

▼

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

Ultraviolet-B receptor UVR8

Arabidopsis thaliana

State in the Current Structure

Assembly	Physical composition	Protein state	Molecular copy count	Associated components	Data consistency
1	Protein homooligomer	Homooligomer	Protein 2	water × 2	Consistent with protein count
2	Protein homooligomer	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	UVR8_ARATH
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 1–369； UniProt 13–381 Author chain B； PDBConstruct 1–369； UniProt 13–381 Author chain C； PDBConstruct 1–369； UniProt 13–381 Author chain D； PDBConstruct 1–369； UniProt 13–381

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	6dd7
Deposition date deposition_date	2018-05-09
Structure title title	Crystal structure of plant UVB photoreceptor UVR8 from in situ serial Laue diffraction
Keywords keywords	photoreceptor, Laue diffraction, serial crystallography, in situ diffraction, GENE REGULATION; GENE REGULATION
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.

6dd7__assembly_2__model_1

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

Download this curve (.dat)

6dd7__assembly_2__model_1 | I(q)

100 plotted points; both axes use logarithmic scales.

6dd7__assembly_2__model_1 | P(r) · Pending

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

Rg（Guinier）	26.24 Å
Rg (electron density)	25.48 Å
Total Rg	26.48 Å
Atom count	5586
Residues	736
Excluded volume	97619 Å³
Maximum q	0.500 Å⁻¹

Assembly	Model	Structure unit	Oligomeric description	Status	CRYSOL	Actions
1	1	`6dd7__assembly_1__model_1`	dimeric （2）	Success	4.1.3-1-20251215 (887e7ef)	View Download
2	1	`6dd7__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	6dd7A00
Class class	2 — Mainly Beta
Architecture architecture	130 — 7 Propeller
Topology topology	10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily	30 — Regulator of chromosome condensation 1/beta-lactamase-inhibitor protein II

Domain ID domain_id	6dd7B00
Class class	2 — Mainly Beta
Architecture architecture	130 — 7 Propeller
Topology topology	10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily	30 — Regulator of chromosome condensation 1/beta-lactamase-inhibitor protein II

Domain ID domain_id	6dd7C00
Class class	2 — Mainly Beta
Architecture architecture	130 — 7 Propeller
Topology topology	10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily	30 — Regulator of chromosome condensation 1/beta-lactamase-inhibitor protein II

Domain ID domain_id	6dd7D00
Class class	2 — Mainly Beta
Architecture architecture	130 — 7 Propeller
Topology topology	10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily	30 — Regulator of chromosome condensation 1/beta-lactamase-inhibitor protein II

▶

Unit-cell length a length_a	111.200 Å
Unit-cell length b length_b	80.300 Å
Unit-cell length c length_c	190.000 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	94.80 °
Unit-cell angle γ angle_gamma	90.00 °
Molecules per unit cell Z z_pdb	16

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

Resolution resolution	2.000 Å
Low-resolution limit resolution_low	47.333 Å
R factor r_factor	0.2574
R_work r_work	0.2535
R_free r_free	0.3281

Description description	Ultraviolet-B receptor UVR8
Molecular weight formula_weight	40875.4 kDa
Source method src_method	man
Copy count entity_count	4

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C,D
Atom count atom_count	12160

Crystal structure of plant UVB photoreceptor UVR8 from in situ serial Laue diffraction

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

Ultraviolet-B receptor UVR8

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

6dd7__assembly_2__model_1

6dd7__assembly_2__model_1 | I(q)

6dd7__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	Arabidopsis thaliana
Common name common_name	Mouse-ear cress
NCBI taxonomy ID ncbi_taxonomy_id	3702
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	988

Crystal structure of plant UVB photoreceptor UVR8 from in situ serial Laue diffraction

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

Ultraviolet-B receptor UVR8

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

6dd7__assembly_2__model_1

6dd7__assembly_2__model_1 | I(q)

6dd7__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)