8duc

Estrogen Receptor Alpha Ligand Binding Domain in Complex with (1'-(4-(2-(1-ethylpyrrolidin-3-yl)ethoxy)phenyl)-6'-hydroxy-1',4'-dihydro-2'<i>H</i>-spiro[cyclopropane-1,3'-isoquinolin]-2'-yl)(phenyl)methanone

Method: X-RAY DIFFRACTION Dmax: 65.8 Å Quality: REASONABLE

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

Estrogen receptor

Homo sapiens

UniProt P03372

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 301–554 Not recorded TU9 [(1'R)-1'-(4-{[(3R)-1-ethylpyrrolidin-3-yl]methoxy}phenyl)-6'-hydroxy-1',4'-dihydro-2'H-spiro[cyclopropane-1,3'-isoquinolin]-2'-yl](phenyl)methanone × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;298 K;PEG 8,000, MgCl2, HEPES pH 7.5 Resolution 1.70 Å R-free 0.262

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.

434 other PDB entries and 522 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ESR1_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–255; UniProt 301–554

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 8duc

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8duc
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id8duc
Deposition date deposition_date2022-07-27
Structure title titleEstrogen Receptor Alpha Ligand Binding Domain in Complex with (1'-(4-(2-(1-ethylpyrrolidin-3-yl)ethoxy)phenyl)-6'-hydroxy-1',4'-dihydro-2'<i>H</i>-spiro[cyclopropane-1,3'-isoquinolin]-2'-yl)(phenyl)methanone
Keywords keywordsAntiestrogen, breast cancer, alpha helical bundle, estrogen receptor, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.83
Radius of gyration Rg (electron density) rg_electron17.54
Forward intensity I(0) i010238900.00
Molecular weight molecular_weight24997.0 kDa
Excluded volume excluded_volume31856 ų
Envelope volume envelope_volume36293 ų
Hydration-shell volume shell_volume17388 ų
Envelope diameter envelope_diameter64.9
Shell Rg shell_rg23.67
Envelope Rg envelope_rg17.99
Shape Rg shape_rg17.56
Total Rg total_rg18.51
Total atoms total_atoms1759
Residues n_residues218
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 dmax65.8
Rg (real space) rg_real18.73
Rg uncertainty (real space) rg_real_error0.47
I(0) (real space) i0_real1.0240e+07
I(0) uncertainty (real space) i0_real_error1.3180e+05
Rg (reciprocal space) rg_reciprocal18.75
I(0) (reciprocal space) i0_reciprocal10240000.0000
Solution quality estimate total_estimate0.6029
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary24.7
Skewness Skewness skewness0.177
Kurtosis Kurtosis kurtosis-0.371
Angular range angular_range— – 0.4200 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1956000.0000
Real-space data points n_real_points73
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.705; Stabil: 1.000; Sysdev: 0.242; Positv: 1.000; Valcen: 0.991; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id8ducA01
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)