7axd

Crystal structure of the hPXR-LBD in complex with fipronil

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

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 S6W fipronil × 1 IPA ISOPROPYL ALCOHOL × 5 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;291 K;50 - 100 mM imidazole 8 - 14% isopropanol Resolution 2.65 Å R-free 0.237

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 109 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 7axd

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7axd
Deposition date deposition_date2020-11-09
Structure title titleCrystal structure of the hPXR-LBD in complex with fipronil
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_guinier19.95
Radius of gyration Rg (electron density) rg_electron18.91
Forward intensity I(0) i015860500.00
Molecular weight molecular_weight30493.0 kDa
Excluded volume excluded_volume38311 ų
Envelope volume envelope_volume45097 ų
Hydration-shell volume shell_volume19883 ų
Envelope diameter envelope_diameter65.4
Shell Rg shell_rg25.26
Envelope Rg envelope_rg19.31
Shape Rg shape_rg18.95
Total Rg total_rg19.74
Total atoms total_atoms2141
Residues n_residues271
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_real19.86
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real1.5860e+07
I(0) uncertainty (real space) i0_real_error2.0280e+05
Rg (reciprocal space) rg_reciprocal19.87
I(0) (reciprocal space) i0_reciprocal15860000.0000
Solution quality estimate total_estimate0.6603
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.0
Skewness Skewness skewness0.266
Kurtosis Kurtosis kurtosis-0.323
Angular range angular_range— – 0.4000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4577000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.857; Stabil: 0.998; Sysdev: 0.338; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 1 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd7axda_
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)