7q96

Keap1 compound complex

Method: X-RAY DIFFRACTION Dmax: 85.0 Å Quality: GOOD

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

Kelch-like ECH-associated protein 1

Homo sapiens

UniProt Q14145

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 321–609 Not recorded 9P0 4-[(5S,8R)-5-(dimethylcarbamoyl)-8-[[(2S)-1-ethanoylpyrrolidin-2-yl]carbonylamino]-7,11-bis(oxidanylidene)-10-oxa-3-thia-6-azabicyclo[10.4.0]hexadeca-1(16),12,14-trien-16-yl]benzoic acid × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Crystals were grown at 20 C in sitting drops using 200 nL of protein (11-13 mg/mL) and 200 nL of well solution (3.7-4.1 M ammonium acetate, 0.09 M sodium acetate pH 4.6 and 10 mM cadmium chloride). Resolution 2.42 Å R-free 0.217
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 321–609 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Crystals were grown at 20 C in sitting drops using 200 nL of protein (11-13 mg/mL) and 200 nL of well solution (3.7-4.1 M ammonium acetate, 0.09 M sodium acetate pH 4.6 and 10 mM cadmium chloride). Resolution 2.42 Å R-free 0.217

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.

119 other PDB entries and 193 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name KEAP1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 7–295; UniProt 321–609 Author chain B; PDBConstruct 7–295; UniProt 321–609

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 7q96

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7q96
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7q96
Deposition date deposition_date2021-11-12
Structure title titleKeap1 compound complex
Keywords keywordsmacrocycle complex, STRUCTURAL PROTEIN; STRUCTURAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.95
Radius of gyration Rg (electron density) rg_electron26.42
Forward intensity I(0) i072011500.00
Molecular weight molecular_weight62858.0 kDa
Excluded volume excluded_volume77181 ų
Envelope volume envelope_volume91738 ų
Hydration-shell volume shell_volume29167 ų
Envelope diameter envelope_diameter86.9
Shell Rg shell_rg33.39
Envelope Rg envelope_rg26.57
Shape Rg shape_rg26.40
Total Rg total_rg27.19
Total atoms total_atoms4416
Residues n_residues570
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 dmax85.0
Rg (real space) rg_real26.99
Rg uncertainty (real space) rg_real_error0.43
I(0) (real space) i0_real7.2010e+07
I(0) uncertainty (real space) i0_real_error8.9950e+05
Rg (reciprocal space) rg_reciprocal26.98
I(0) (reciprocal space) i0_reciprocal72010000.0000
Solution quality estimate total_estimate0.8893
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary28.8
Skewness Skewness skewness0.377
Kurtosis Kurtosis kurtosis-0.486
Angular range angular_range— – 0.2950 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha16320000.0000
Real-space data points n_real_points60
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.896; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.975; Smooth: 0.892

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)