8dg0

Crystal Structure of EcDsbA in a complex with Urea

Method: X-RAY DIFFRACTION Dmax: 70.6 Å Quality: EXCELLENT

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

Thiol:disulfide interchange protein DsbA

Escherichia coli K-12

UniProt P0AEG4

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 20–208 Not recorded URE UREA × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.1;293.15 K;11-13 % PEG 8000, 5-7.5% GLYCEROL, 100MM NA CACODYLATE PH6.1, 1MM CuCl2 Resolution 2.50 Å R-free 0.257
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 20–208 Not recorded URE UREA × 1 CU COPPER (II) ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.1;293.15 K;11-13 % PEG 8000, 5-7.5% GLYCEROL, 100MM NA CACODYLATE PH6.1, 1MM CuCl2 Resolution 2.50 Å R-free 0.257

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.

75 other PDB entries and 151 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name DSBA_ECOLI
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–189; UniProt 20–208 Author chain B; PDBConstruct 1–189; UniProt 20–208

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 8dg0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8dg0
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id8dg0
Deposition date deposition_date2022-06-23
Structure title titleCrystal Structure of EcDsbA in a complex with Urea
Keywords keywordsDISULFIDE OXIDOREDUCTASE, REDOX PROTEIN, Microfrag screening, FBDD, Fragment, ANTIMICROBIAL PROTEIN, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.11
Radius of gyration Rg (electron density) rg_electron22.26
Forward intensity I(0) i026723400.00
Molecular weight molecular_weight39710.0 kDa
Excluded volume excluded_volume49585 ų
Envelope volume envelope_volume59794 ų
Hydration-shell volume shell_volume22582 ų
Envelope diameter envelope_diameter71.8
Shell Rg shell_rg28.64
Envelope Rg envelope_rg22.28
Shape Rg shape_rg22.25
Total Rg total_rg23.07
Total atoms total_atoms2793
Residues n_residues369
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 dmax70.6
Rg (real space) rg_real23.03
Rg uncertainty (real space) rg_real_error0.42
I(0) (real space) i0_real2.6720e+07
I(0) uncertainty (real space) i0_real_error3.4170e+05
Rg (reciprocal space) rg_reciprocal23.05
I(0) (reciprocal space) i0_reciprocal26720000.0000
Solution quality estimate total_estimate0.9149
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary27.1
Skewness Skewness skewness0.180
Kurtosis Kurtosis kurtosis-0.590
Angular range angular_range— – 0.3450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8423000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.968; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.987

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)