1u3r

Crystal Structure of Estrogen Receptor beta complexed with WAY-338

Method: X-RAY DIFFRACTION Dmax: 70.2 Å Quality: EXCELLENT

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

Estrogen receptor beta

Homo sapiens

UniProt Q92731

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 261–501 Chain B; UniProt 261–501 Not recorded steroid receptor coactivator-1 × 2 338 2-(5-HYDROXY-NAPHTHALEN-1-YL)-1,3-BENZOOXAZOL-6-OL × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.9;291 K;PEG3350, Mg formate, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.21 Å R-free 0.267

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.

36 other PDB entries and 61 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ESR2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–241; UniProt 261–501 Author chain B; PDBConstruct 1–241; UniProt 261–501

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 1u3r

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1u3r
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id1u3r
Deposition date deposition_date2004-07-22
Structure title titleCrystal Structure of Estrogen Receptor beta complexed with WAY-338
Keywords keywordsEstrogen Receptor, Estrogen Receptor Beta, ER-beta, ER, Estrogen, Nuclear Receptor, Transcription Factor, Agonist, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.23
Radius of gyration Rg (electron density) rg_electron22.25
Forward intensity I(0) i044838400.00
Molecular weight molecular_weight54455.0 kDa
Excluded volume excluded_volume69392 ų
Envelope volume envelope_volume80558 ų
Hydration-shell volume shell_volume29072 ų
Envelope diameter envelope_diameter73.2
Shell Rg shell_rg29.95
Envelope Rg envelope_rg22.34
Shape Rg shape_rg22.26
Total Rg total_rg23.10
Total atoms total_atoms3804
Residues n_residues476
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 dmax70.2
Rg (real space) rg_real23.06
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real4.4840e+07
I(0) uncertainty (real space) i0_real_error5.4290e+05
Rg (reciprocal space) rg_reciprocal23.10
I(0) (reciprocal space) i0_reciprocal44840000.0000
Solution quality estimate total_estimate0.9060
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary29.2
Skewness Skewness skewness0.100
Kurtosis Kurtosis kurtosis-0.528
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16500000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.932; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.999

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1u3ra_
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
Domain ID domain_idd1u3rb_
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

CATH v4.4 (2 domains)

Domain ID domain_id1u3rA00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology565 — Retinoid X Receptor
Homologous superfamily homologous superfamily10 — Retinoid X Receptor
Domain ID domain_id1u3rB00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology565 — Retinoid X Receptor
Homologous superfamily homologous superfamily10 — Retinoid X Receptor

8. Citations (1)

9. Files and Curves (10)