9o44

Crystal structure of the L411W mutant of pregnane X receptor ligand binding domain (apo form)

Method: X-RAY DIFFRACTION Dmax: 110.3 Å Quality: REASONABLE

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

Pregnane X receptor ligand binding domain tethered to steroid receptor coactivator-1 peptide

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 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 130–434 Chain B; UniProt 130–434 Mutation:L411W No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;50 mM Bis-Tris (pH 6-7), 9-16% (v/v) 2-methyl-2,4-pentanediol Resolution 2.30 Å R-free 0.228

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 Author chain B; PDBConstruct 12–316; UniProt 130–434

Pregnane X receptor ligand binding domain tethered to steroid receptor coactivator-1 peptide

Homo sapiens

UniProt Q15788

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 682–710 Chain B; UniProt 682–710 Mutation:L411W No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;293 K;50 mM Bis-Tris (pH 6-7), 9-16% (v/v) 2-methyl-2,4-pentanediol Resolution 2.30 Å R-free 0.228

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.

204 other PDB entries and 251 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name NCOA1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 327–355; UniProt 682–710 Author chain B; PDBConstruct 327–355; UniProt 682–710

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 9o44

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9o44
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9o44
Deposition date deposition_date2025-04-08
Structure title titleCrystal structure of the L411W mutant of pregnane X receptor ligand binding domain (apo form)
Keywords keywordsPregnane X receptor, PXR, NR1I2, transcription factor, nuclear receptor, drug metabolism, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier32.91
Radius of gyration Rg (electron density) rg_electron32.88
Forward intensity I(0) i067137800.00
Molecular weight molecular_weight66637.0 kDa
Excluded volume excluded_volume84074 ų
Envelope volume envelope_volume106850 ų
Hydration-shell volume shell_volume28843 ų
Envelope diameter envelope_diameter114.2
Shell Rg shell_rg36.98
Envelope Rg envelope_rg32.73
Shape Rg shape_rg32.84
Total Rg total_rg33.36
Total atoms total_atoms4689
Residues n_residues587
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 dmax110.3
Rg (real space) rg_real33.28
Rg uncertainty (real space) rg_real_error0.97
I(0) (real space) i0_real6.7140e+07
I(0) uncertainty (real space) i0_real_error1.1770e+06
Rg (reciprocal space) rg_reciprocal33.13
I(0) (reciprocal space) i0_reciprocal67130000.0000
Solution quality estimate total_estimate0.5853
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary27.6
Skewness Skewness skewness0.472
Kurtosis Kurtosis kurtosis-0.584
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha26600000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.688; Stabil: 1.000; Sysdev: 0.049; Positv: 1.000; Valcen: 0.625; Smooth: 0.768

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)