3i8c

Crystal Structure of DDB1 in Complex with the H-Box Motif of WDR21A

Method: X-RAY DIFFRACTION Dmax: 111.8 Å Quality: EXCELLENT

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

DNA damage-binding protein 1

Homo sapiens

UniProt Q16531

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–1140 Not recorded WD repeat-containing protein 21A × 1 (Q8WV16) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;277 K;16% PEG 4000, 0.2M SODIUM CHLORIDE, 0.1M MES, 0.005M DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.80 Å R-free 0.308

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

202 other PDB entries and 290 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DDB1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–1143; UniProt 1–1140

WD repeat-containing protein 21A

OrganismNot specified

UniProt Q8WV16

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein heterocomplex Heteromer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 124–136 Fragment:Residues 124-136 DNA damage-binding protein 1 × 1 (Q16531) X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;277 K;16% PEG 4000, 0.2M SODIUM CHLORIDE, 0.1M MES, 0.005M DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.80 Å R-free 0.308

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name WD21A_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–13; UniProt 124–136

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.

SAXS scattering curve SAXS Profile

SAXS profile for 3i8c

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3i8c
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3i8c
Deposition date deposition_date2009-07-09
Structure title titleCrystal Structure of DDB1 in Complex with the H-Box Motif of WDR21A
Keywords keywords;DDB1, WDR21A, DCAF4, H-Box Motif, Cytoplasm, DNA damage, DNA repair, DNA-binding, Host-virus interaction, Nucleus, Phosphoprotein, Polymorphism, Ubl conjugation, Ubl conjugation pathway, Alternative splicing, WD repeat, PROTEIN BINDING ;; PROTEIN BINDING
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier34.97
Radius of gyration Rg (electron density) rg_electron34.18
Forward intensity I(0) i0241531000.00
Molecular weight molecular_weight125600.0 kDa
Excluded volume excluded_volume157580 ų
Envelope volume envelope_volume204760 ų
Hydration-shell volume shell_volume49830 ų
Envelope diameter envelope_diameter112.3
Shell Rg shell_rg40.86
Envelope Rg envelope_rg33.86
Shape Rg shape_rg34.18
Total Rg total_rg34.66
Total atoms total_atoms8825
Residues n_residues1127
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax111.8
Rg (real space) rg_real34.88
Rg uncertainty (real space) rg_real_error0.71
I(0) (real space) i0_real2.4150e+08
I(0) uncertainty (real space) i0_real_error3.9690e+06
Rg (reciprocal space) rg_reciprocal34.94
I(0) (reciprocal space) i0_reciprocal241500000.0000
Solution quality estimate total_estimate0.9032
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary39.8
Skewness Skewness skewness0.227
Kurtosis Kurtosis kurtosis-0.550
Angular range angular_range— – 0.2250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha59170000.0000
Real-space data points n_real_points46
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.927; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.956

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id3i8cA01
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id3i8cA02
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id3i8cA03
Class class2 — Mainly Beta
Architecture architecture130 — 7 Propeller
Topology topology10 — Methylamine Dehydrogenase; Chain H
Homologous superfamily homologous superfamily10 — YVTN repeat-like/Quinoprotein amine dehydrogenase
Domain ID domain_id3i8cA04
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology150 — DNA polymerase; domain 1
Homologous superfamily homologous superfamily910

8. Citations (1)

9. Files and Curves (10)