3d90

Crystal structure of the human progesterone receptor ligand-binding domain bound to levonorgestrel

Method: X-RAY DIFFRACTION Dmax: 86.6 Å Quality: EXCELLENT

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

Progesterone receptor

Homo sapiens

UniProt P06401

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 676–933 Fragment:Ligand-binding domain, UNP residues 676-933 NOG 13-BETA-ETHYL-17-ALPHA-ETHYNYL-17-BETA-HYDROXYGON-4-EN-3-ONE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;293 K;8% PEG3350, x300mM MgSO4, 10% Glycerol 10%, 50mM PIPES, pH6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.26 Å R-free 0.279
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 676–933 Fragment:Ligand-binding domain, UNP residues 676-933 NOG 13-BETA-ETHYL-17-ALPHA-ETHYNYL-17-BETA-HYDROXYGON-4-EN-3-ONE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;293 K;8% PEG3350, x300mM MgSO4, 10% Glycerol 10%, 50mM PIPES, pH6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.26 Å R-free 0.279

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.

18 other PDB entries and 30 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PRGR_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–258; UniProt 676–933 Author chain B; PDBConstruct 1–258; UniProt 676–933

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 3d90

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3d90
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3d90
Deposition date deposition_date2008-05-26
Structure title titleCrystal structure of the human progesterone receptor ligand-binding domain bound to levonorgestrel
Keywords keywords;progesterone receptor, steroid receptor, nuclear receptor, transcription factor, women health, contraception, Alternative splicing, DNA-binding, Lipid-binding, Metal-binding, Nucleus, Phosphoprotein, Polymorphism, Receptor, Steroid-binding, Transcription, Transcription regulation, Zinc, Zinc-finger ;; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.50
Radius of gyration Rg (electron density) rg_electron26.47
Forward intensity I(0) i047499300.00
Molecular weight molecular_weight57066.0 kDa
Excluded volume excluded_volume72941 ų
Envelope volume envelope_volume87365 ų
Hydration-shell volume shell_volume27882 ų
Envelope diameter envelope_diameter93.0
Shell Rg shell_rg33.29
Envelope Rg envelope_rg26.45
Shape Rg shape_rg26.47
Total Rg total_rg27.22
Total atoms total_atoms4013
Residues n_residues496
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 dmax86.6
Rg (real space) rg_real27.51
Rg uncertainty (real space) rg_real_error0.51
I(0) (real space) i0_real4.7500e+07
I(0) uncertainty (real space) i0_real_error6.2970e+05
Rg (reciprocal space) rg_reciprocal27.51
I(0) (reciprocal space) i0_reciprocal47500000.0000
Solution quality estimate total_estimate0.9058
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.4
Skewness Skewness skewness0.293
Kurtosis Kurtosis kurtosis-0.607
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha12630000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.936; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.987; Smooth: 0.977

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd3d90a_
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_idd3d90b_
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_id3d90A00
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology565 — Retinoid X Receptor
Homologous superfamily homologous superfamily10 — Retinoid X Receptor
Domain ID domain_id3d90B00
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)