3i7l

Crystal Structure of DDB1 in Complex with the H-Box Motif of DDB2

Method: X-RAY DIFFRACTION Dmax: 110.5 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 DNA damage-binding protein 2 × 1 (Q92466) 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, 0.005 M DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.80 Å R-free 0.289

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

DNA damage-binding protein 2

OrganismNot specified

UniProt Q92466

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 68–81 Fragment:Residues 68-81 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, 0.005 M DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 2.80 Å R-free 0.289

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.

9 other PDB entries and 11 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DDB2_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–14; UniProt 68–81

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 3i7l

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3i7l
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3i7l
Deposition date deposition_date2009-07-08
Structure title titleCrystal Structure of DDB1 in Complex with the H-Box Motif of DDB2
Keywords keywords;DDB1, DDB2, H-Box Motif, Cytoplasm, DNA damage, DNA repair, DNA-binding, Host-virus interaction, Nucleus, Phosphoprotein, Polymorphism, Ubl conjugation, Ubl conjugation pathway, Alternative splicing, Disease mutation, WD repeat, Xeroderma pigmentosum, 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_guinier34.78
Radius of gyration Rg (electron density) rg_electron33.98
Forward intensity I(0) i0242191000.00
Molecular weight molecular_weight125790.0 kDa
Excluded volume excluded_volume157830 ų
Envelope volume envelope_volume204850 ų
Hydration-shell volume shell_volume49913 ų
Envelope diameter envelope_diameter111.2
Shell Rg shell_rg40.92
Envelope Rg envelope_rg33.76
Shape Rg shape_rg33.98
Total Rg total_rg34.48
Total atoms total_atoms8840
Residues n_residues1128
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 dmax110.5
Rg (real space) rg_real34.69
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real2.4220e+08
I(0) uncertainty (real space) i0_real_error3.3530e+06
Rg (reciprocal space) rg_reciprocal34.75
I(0) (reciprocal space) i0_reciprocal242200000.0000
Solution quality estimate total_estimate0.9029
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary38.5
Skewness Skewness skewness0.227
Kurtosis Kurtosis kurtosis-0.545
Angular range angular_range— – 0.2300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha61590000.0000
Real-space data points n_real_points47
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.932; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.940

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_id3i7lA01
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_id3i7lA02
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_id3i7lA03
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_id3i7lA04
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)