7whu

Human Neutrophil Elastase in-complex with Ecotin Peptide

Method: X-RAY DIFFRACTION Dmax: 96.9 Å Quality: EXCELLENT

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

Neutrophil elastase

Homo sapiens

UniProt P08246

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain D; UniProt 1–267 Not recorded Ecotin Peptide × 1 alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 ;beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose ; × 1 GOL GLYCEROL × 1 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;297 K;0.2 M Ammonium sulfate, 0.1 M BIS-TRIS pH 5.5 and 25% w/v Polyethylene glycol 3350 (PEG3350) Resolution 2.89 Å R-free 0.306
2 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 1–267 Not recorded Ecotin Peptide × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;297 K;0.2 M Ammonium sulfate, 0.1 M BIS-TRIS pH 5.5 and 25% w/v Polyethylene glycol 3350 (PEG3350) Resolution 2.89 Å R-free 0.306
3 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 1–267 Not recorded Ecotin Peptide × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 alpha-L-fucopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 GOL GLYCEROL × 3 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;297 K;0.2 M Ammonium sulfate, 0.1 M BIS-TRIS pH 5.5 and 25% w/v Polyethylene glycol 3350 (PEG3350) Resolution 2.89 Å R-free 0.306
4 Other combination Heteromer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 1–267 Not recorded Ecotin Peptide × 1 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 2 GOL GLYCEROL × 1 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;297 K;0.2 M Ammonium sulfate, 0.1 M BIS-TRIS pH 5.5 and 25% w/v Polyethylene glycol 3350 (PEG3350) Resolution 2.89 Å R-free 0.306

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.

37 other PDB entries and 67 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ELNE_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–267; UniProt 1–267 Author chain B; PDBConstruct 1–267; UniProt 1–267 Author chain C; PDBConstruct 1–267; UniProt 1–267 Author chain D; PDBConstruct 1–267; UniProt 1–267

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 7whu

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7whu
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7whu
Deposition date deposition_date2021-12-31
Structure title titleHuman Neutrophil Elastase in-complex with Ecotin Peptide
Keywords keywordsInhibition, Elastase, Serine protease, IMMUNE SYSTEM; IMMUNE SYSTEM
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.05
Radius of gyration Rg (electron density) rg_electron30.79
Forward intensity I(0) i0167456000.00
Molecular weight molecular_weight99872.0 kDa
Excluded volume excluded_volume123940 ų
Envelope volume envelope_volume157120 ų
Hydration-shell volume shell_volume41240 ų
Envelope diameter envelope_diameter101.5
Shell Rg shell_rg38.83
Envelope Rg envelope_rg30.77
Shape Rg shape_rg30.74
Total Rg total_rg31.61
Total atoms total_atoms6991
Residues n_residues872
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 dmax96.9
Rg (real space) rg_real31.90
Rg uncertainty (real space) rg_real_error0.57
I(0) (real space) i0_real1.6750e+08
I(0) uncertainty (real space) i0_real_error2.3110e+06
Rg (reciprocal space) rg_reciprocal31.97
I(0) (reciprocal space) i0_reciprocal167500000.0000
Solution quality estimate total_estimate0.9002
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary43.5
Skewness Skewness skewness0.151
Kurtosis Kurtosis kurtosis-0.587
Angular range angular_range— – 0.2450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha103100000.0000
Real-space data points n_real_points50
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.972; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.785

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (10)

8. Citations (1)

9. Files and Curves (10)