9prl

Crystal structure of E.coli DsbA in complex with analogue 18

Method: X-RAY DIFFRACTION Dmax: 75.9 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 21–207 Not recorded A1CJP methyl {2-chloro-4-[(2S)-3-hydroxy-2-(3-{3-[(5-methyl-1,2-oxazole-3-carbonyl)amino]phenyl}prop-2-ynamido)propyl]phenyl}acetate × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Sodium phosphate, Potassium phosphate, Sodium acetate pH 4.5 Resolution 1.91 Å R-free 0.225
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 21–207 Not recorded A1CJP methyl {2-chloro-4-[(2S)-3-hydroxy-2-(3-{3-[(5-methyl-1,2-oxazole-3-carbonyl)amino]phenyl}prop-2-ynamido)propyl]phenyl}acetate × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Sodium phosphate, Potassium phosphate, Sodium acetate pH 4.5 Resolution 1.91 Å R-free 0.225

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 1–187; UniProt 21–207 Author chain B; PDBConstruct 1–187; UniProt 21–207

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 9prl

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9prl
Deposition date deposition_date2025-07-24
Structure title titleCrystal structure of E.coli DsbA in complex with analogue 18
Keywords keywordsOxidoreductase, Oxidoreductase inhibitor, DsbA, bacteria, enzyme; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.19
Radius of gyration Rg (electron density) rg_electron22.38
Forward intensity I(0) i054774300.00
Molecular weight molecular_weight39476.0 kDa
Excluded volume excluded_volume38721 ų
Envelope volume envelope_volume60870 ų
Hydration-shell volume shell_volume22990 ų
Envelope diameter envelope_diameter78.8
Shell Rg shell_rg28.87
Envelope Rg envelope_rg22.53
Shape Rg shape_rg22.31
Total Rg total_rg23.10
Total atoms total_atoms3033
Residues n_residues374
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 dmax75.9
Rg (real space) rg_real23.15
Rg uncertainty (real space) rg_real_error0.46
I(0) (real space) i0_real5.4770e+07
I(0) uncertainty (real space) i0_real_error6.9980e+05
Rg (reciprocal space) rg_reciprocal23.16
I(0) (reciprocal space) i0_reciprocal54770000.0000
Solution quality estimate total_estimate0.8982
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary74.8
Skewness Skewness skewness0.277
Kurtosis Kurtosis kurtosis-0.444
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha15450000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.897; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.988; Smooth: 0.994

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)