9pri

Crystal structure of oxidised E.coli DsbA in-complex with analogue 9

Method: X-RAY DIFFRACTION Dmax: 60.2 Å Quality: GOOD

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

Thiol:disulfide interchange protein DsbA

Escherichia coli

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 20–207 Not recorded A1CJM N-[3-(3-{[(2S)-1-hydroxy-3-(1H-imidazol-4-yl)propan-2-yl]amino}-3-oxoprop-1-yn-1-yl)phenyl]-5-methyl-1,2-oxazole-3-carboxamide × 1 1PE PENTAETHYLENE GLYCOL × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;11-13% PEG 8000, 5-7.5% glycerol, 1 mM CuCl2, 100 mM sodium cacodylate pH 6.1 Resolution 1.27 Å R-free 0.194

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 152 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 1–188; UniProt 20–207

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 9pri

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9pri
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9pri
Deposition date deposition_date2025-07-24
Structure title titleCrystal structure of oxidised E.coli DsbA in-complex with analogue 9
Keywords keywordsOxidoreductase, Oxidoreductase inhibitor; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier17.72
Radius of gyration Rg (electron density) rg_electron16.80
Forward intensity I(0) i015256800.00
Molecular weight molecular_weight19985.0 kDa
Excluded volume excluded_volume19441 ų
Envelope volume envelope_volume30521 ų
Hydration-shell volume shell_volume15445 ų
Envelope diameter envelope_diameter60.3
Shell Rg shell_rg22.52
Envelope Rg envelope_rg17.13
Shape Rg shape_rg16.78
Total Rg total_rg17.53
Total atoms total_atoms1513
Residues n_residues188
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 dmax60.2
Rg (real space) rg_real17.69
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real1.5260e+07
I(0) uncertainty (real space) i0_real_error2.1700e+05
Rg (reciprocal space) rg_reciprocal17.69
I(0) (reciprocal space) i0_reciprocal15260000.0000
Solution quality estimate total_estimate0.7883
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary20.1
Skewness Skewness skewness0.322
Kurtosis Kurtosis kurtosis-0.340
Angular range angular_range— – 0.4500 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4236000.0000
Real-space data points n_real_points76
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.764; Stabil: 0.995; Sysdev: 1.000; Positv: 1.000; Valcen: 0.968; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)