4oq8

Satellite Tobacco Mosaic Virus Refined to 1.4 A Resolution using icosahedral constraints

Method: X-RAY DIFFRACTION Dmax: 75.9 Å Quality: REASONABLE

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

Coat protein

OrganismNot specified

UniProt P17574

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–RNA Homooligomer Protein × 60 RNA 180 PDB declaration: 240-meric(240) Consistent with all polymer counts Chain A; UniProt 1–159 Not recorded ;RNA (5'-R(P*AP*AP*AP*AP*AP*AP*AP*AP*AP*A)-3') ; × 60 ;RNA (5'-R(P*UP*UP*UP*UP*UP*UP*UP*UP*UP*U)-3') ; × 60 ;RNA (5'-R(P*UP*U)-3') ; × 60 PO4 PHOSPHATE ION × 60 SO4 SULFATE ION × 120 MG MAGNESIUM ION × 60 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;296 K;crystals grown from 15% ammonium sulfate on earth with a reservoir of 15% ammonium sulfate over 14 days., pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 296K Resolution 1.45 Å R-free 0.279
2 Protein–RNA Monomer Protein × 1 RNA 3 PDB declaration: tetrameric(4) Consistent with all polymer counts Chain A; UniProt 1–159 Not recorded ;RNA (5'-R(P*AP*AP*AP*AP*AP*AP*AP*AP*AP*A)-3') ; × 1 ;RNA (5'-R(P*UP*UP*UP*UP*UP*UP*UP*UP*UP*U)-3') ; × 1 ;RNA (5'-R(P*UP*U)-3') ; × 1 PO4 PHOSPHATE ION × 1 SO4 SULFATE ION × 2 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;296 K;crystals grown from 15% ammonium sulfate on earth with a reservoir of 15% ammonium sulfate over 14 days., pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 296K Resolution 1.45 Å R-free 0.279
3 Protein–RNA Homooligomer Protein × 5 RNA 15 PDB declaration: eicosameric(20) Consistent with all polymer counts Chain A; UniProt 1–159 Not recorded ;RNA (5'-R(P*AP*AP*AP*AP*AP*AP*AP*AP*AP*A)-3') ; × 5 ;RNA (5'-R(P*UP*UP*UP*UP*UP*UP*UP*UP*UP*U)-3') ; × 5 ;RNA (5'-R(P*UP*U)-3') ; × 5 PO4 PHOSPHATE ION × 5 SO4 SULFATE ION × 10 MG MAGNESIUM ION × 5 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;296 K;crystals grown from 15% ammonium sulfate on earth with a reservoir of 15% ammonium sulfate over 14 days., pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 296K Resolution 1.45 Å R-free 0.279
4 Protein–RNA Homooligomer Protein × 6 RNA 18 PDB declaration: 24-meric(24) Consistent with all polymer counts Chain A; UniProt 1–159 Not recorded ;RNA (5'-R(P*AP*AP*AP*AP*AP*AP*AP*AP*AP*A)-3') ; × 6 ;RNA (5'-R(P*UP*UP*UP*UP*UP*UP*UP*UP*UP*U)-3') ; × 6 ;RNA (5'-R(P*UP*U)-3') ; × 6 PO4 PHOSPHATE ION × 6 SO4 SULFATE ION × 12 MG MAGNESIUM ION × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;296 K;crystals grown from 15% ammonium sulfate on earth with a reservoir of 15% ammonium sulfate over 14 days., pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 296K Resolution 1.45 Å R-free 0.279
5 Protein–RNA Monomer Protein × 1 RNA 3 PDB declaration: tetrameric(4) Consistent with all polymer counts Chain A; UniProt 1–159 Not recorded ;RNA (5'-R(P*AP*AP*AP*AP*AP*AP*AP*AP*AP*A)-3') ; × 1 ;RNA (5'-R(P*UP*UP*UP*UP*UP*UP*UP*UP*UP*U)-3') ; × 1 ;RNA (5'-R(P*UP*U)-3') ; × 1 PO4 PHOSPHATE ION × 1 SO4 SULFATE ION × 2 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;296 K;crystals grown from 15% ammonium sulfate on earth with a reservoir of 15% ammonium sulfate over 14 days., pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 296K Resolution 1.45 Å R-free 0.279
6 Protein–RNA Homooligomer Protein × 15 RNA 45 PDB declaration: 60-meric(60) Consistent with all polymer counts Chain A; UniProt 1–159 Not recorded ;RNA (5'-R(P*AP*AP*AP*AP*AP*AP*AP*AP*AP*A)-3') ; × 15 ;RNA (5'-R(P*UP*UP*UP*UP*UP*UP*UP*UP*UP*U)-3') ; × 15 ;RNA (5'-R(P*UP*U)-3') ; × 15 PO4 PHOSPHATE ION × 15 SO4 SULFATE ION × 30 MG MAGNESIUM ION × 15 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;296 K;crystals grown from 15% ammonium sulfate on earth with a reservoir of 15% ammonium sulfate over 14 days., pH 6.50, VAPOR DIFFUSION, SITTING DROP, temperature 296K Resolution 1.45 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.

13 other PDB entries and 21 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name COAT_STMV
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–159; UniProt 1–159

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 4oq8

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4oq8
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4oq8
Deposition date deposition_date2014-02-07
Structure title titleSatellite Tobacco Mosaic Virus Refined to 1.4 A Resolution using icosahedral constraints
Keywords keywordsDouble-helix RNA, Protein-RNA complex, Swiss Jelly-roll beta barrel, VIRUS-RNA complex; VIRUS/RNA
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.27
Radius of gyration Rg (electron density) rg_electron20.75
Forward intensity I(0) i013872900.00
Molecular weight molecular_weight22626.0 kDa
Excluded volume excluded_volume26041 ų
Envelope volume envelope_volume36920 ų
Hydration-shell volume shell_volume15873 ų
Envelope diameter envelope_diameter79.9
Shell Rg shell_rg25.92
Envelope Rg envelope_rg21.94
Shape Rg shape_rg20.67
Total Rg total_rg21.62
Total atoms total_atoms1556
Residues n_residues164
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 dmax75.9
Rg (real space) rg_real21.45
Rg uncertainty (real space) rg_real_error0.83
I(0) (real space) i0_real1.3870e+07
I(0) uncertainty (real space) i0_real_error2.0590e+05
Rg (reciprocal space) rg_reciprocal21.42
I(0) (reciprocal space) i0_reciprocal13870000.0000
Solution quality estimate total_estimate0.7473
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary19.0
Skewness Skewness skewness0.543
Kurtosis Kurtosis kurtosis-0.075
Angular range angular_range— – 0.3750 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2665000.0000
Real-space data points n_real_points69
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.680; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.672; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (8)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4oq8a_
Class classb — All beta proteins
Fold Fold foldb.121 — Nucleoplasmin-like/VP (viral coat and capsid proteins)
Superfamily Superfamily superfamilyb.121.7 — Satellite viruses
Family Family familyb.121.7.1 — Satellite viruses

CATH v4.4 (1 domains)

Domain ID domain_id4oq8A00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily220 — Satellite virus coat domain

8. Citations (8)

9. Files and Curves (10)