7axb

Crystal structure of the hPXR-LBD in complex with endosulfan

Method: X-RAY DIFFRACTION Dmax: 63.4 Å Quality: GOOD

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

Nuclear receptor subfamily 1 group I member 2

Homo sapiens

UniProt O75469

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 130–434 Not recorded MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 1 S68 endosulfan × 1 GOL GLYCEROL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291 K;50 - 100 mM imidazole 8 - 14% isopropanol Resolution 2.55 Å R-free 0.219
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 130–434 Not recorded MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 2 S68 endosulfan × 2 GOL GLYCEROL × 4 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291 K;50 - 100 mM imidazole 8 - 14% isopropanol Resolution 2.55 Å R-free 0.219

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.

79 other PDB entries and 108 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NR1I2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 12–316; UniProt 130–434

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 7axb

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7axb
Deposition date deposition_date2020-11-09
Structure title titleCrystal structure of the hPXR-LBD in complex with endosulfan
Keywords keywordsNUCLEAR RECEPTOR HORMONE RECEPTOR PREGNANE X RECEPTOR, NUCLEAR PROTEIN; NUCLEAR PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier20.13
Radius of gyration Rg (electron density) rg_electron19.06
Forward intensity I(0) i016716500.00
Molecular weight molecular_weight31255.0 kDa
Excluded volume excluded_volume39263 ų
Envelope volume envelope_volume45927 ų
Hydration-shell volume shell_volume20102 ų
Envelope diameter envelope_diameter65.4
Shell Rg shell_rg25.40
Envelope Rg envelope_rg19.42
Shape Rg shape_rg19.10
Total Rg total_rg19.87
Total atoms total_atoms2186
Residues n_residues272
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 dmax63.4
Rg (real space) rg_real20.05
Rg uncertainty (real space) rg_real_error0.34
I(0) (real space) i0_real1.6720e+07
I(0) uncertainty (real space) i0_real_error1.9040e+05
Rg (reciprocal space) rg_reciprocal20.07
I(0) (reciprocal space) i0_reciprocal16720000.0000
Solution quality estimate total_estimate0.8969
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.4
Skewness Skewness skewness0.260
Kurtosis Kurtosis kurtosis-0.353
Angular range angular_range— – 0.3950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4719000.0000
Real-space data points n_real_points71
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.889; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.992

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd7axba_
Class classa — All alpha proteins
Fold Fold folda.123 — Nuclear receptor ligand-binding domain
Superfamily Superfamily superfamilya.123.1 — Nuclear receptor ligand-binding domain
Family Family familya.123.1.1 — Nuclear receptor ligand-binding domain

8. Citations (1)

9. Files and Curves (10)