1x7r

CRYSTAL STRUCTURE OF ESTROGEN RECEPTOR ALPHA COMPLEXED WITH GENISTEIN

Method: X-RAY DIFFRACTION Dmax: 59.9 Å Quality: GOOD

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

Estrogen receptor 1 (alpha)

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 305–549 Not recorded steroid receptor coactivator-3 × 2 GEN GENISTEIN × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.4;291 K;PEG3350, NaI., pH 7.40, VAPOR DIFFUSION, HANGING DROP, temperature 291K Resolution 2.00 Å R-free 0.269

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 1–245; UniProt 305–549

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 1x7r

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1x7r
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1x7r
Deposition date deposition_date2004-08-16
Structure title titleCRYSTAL STRUCTURE OF ESTROGEN RECEPTOR ALPHA COMPLEXED WITH GENISTEIN
Keywords keywords;ESTROGEN RECEPTOR, ESTROGEN RECEPTOR BETA, ER-BETA, ER, ESTROGEN RECEPTOR ALPHA, ER-ALPHA, ESTROGEN, NUCLEAR RECEPT 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_guinier19.30
Radius of gyration Rg (electron density) rg_electron18.06
Forward intensity I(0) i013191600.00
Molecular weight molecular_weight28185.0 kDa
Excluded volume excluded_volume35781 ų
Envelope volume envelope_volume40093 ų
Hydration-shell volume shell_volume18563 ų
Envelope diameter envelope_diameter60.0
Shell Rg shell_rg24.28
Envelope Rg envelope_rg18.30
Shape Rg shape_rg18.04
Total Rg total_rg19.08
Total atoms total_atoms1972
Residues n_residues244
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 dmax59.9
Rg (real space) rg_real19.19
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real1.3190e+07
I(0) uncertainty (real space) i0_real_error1.5600e+05
Rg (reciprocal space) rg_reciprocal19.21
I(0) (reciprocal space) i0_reciprocal13190000.0000
Solution quality estimate total_estimate0.8216
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.4
Skewness Skewness skewness0.159
Kurtosis Kurtosis kurtosis-0.449
Angular range angular_range— – 0.4100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2448000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.896; Stabil: 0.998; Sysdev: 1.000; Positv: 1.000; Valcen: 0.997; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1x7ra_
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 (1 domains)

Domain ID domain_id1x7rA00
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)