3iyb

Poliovirus early RNA-release intermediate

Method: ELECTRON MICROSCOPY Dmax: 91.6 Å Quality: GOOD

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

Genome polyprotein

Human poliovirus 1 Mahoney

UniProt P03300

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 × 300 PDB declaration: 300-meric(300) Consistent with protein copy count Chain 1; UniProt 647–881 Chain 4; UniProt 97–341 Not recorded Genome polyprotein × 60 (P03302) Precursor polyprotein × 60 (Q9E912) VP1 core × 60 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain 1; UniProt 647–881 Chain 4; UniProt 97–341 Not recorded Genome polyprotein × 1 (P03302) Precursor polyprotein × 1 (Q9E912) VP1 core × 1 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
3 Protein heterocomplex Heteromer Protein × 25 PDB declaration: 25-meric(25) Consistent with protein copy count Chain 1; UniProt 647–881 Chain 4; UniProt 97–341 Not recorded Genome polyprotein × 5 (P03302) Precursor polyprotein × 5 (Q9E912) VP1 core × 5 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
4 Protein heterocomplex Heteromer Protein × 30 PDB declaration: 30-meric(30) Consistent with protein copy count Chain 1; UniProt 647–881 Chain 4; UniProt 97–341 Not recorded Genome polyprotein × 6 (P03302) Precursor polyprotein × 6 (Q9E912) VP1 core × 6 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
5 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain 1; UniProt 647–881 Chain 4; UniProt 97–341 Not recorded Genome polyprotein × 1 (P03302) Precursor polyprotein × 1 (Q9E912) VP1 core × 1 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å

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.

80 other PDB entries and 246 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_POL1M
Isoform
PDB entities 1, 4
Chains and sequence ranges Author chain 1; PDBConstruct 1–235; UniProt 647–881 Author chain 4; PDBConstruct 1–245; UniProt 97–341

Genome polyprotein

Poliovirus type 3 (strains P3/LEON/37 AND P3/LEON 12A[1]B)

UniProt P03302

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 × 300 PDB declaration: 300-meric(300) Consistent with protein copy count Chain 2; UniProt 83–96 Not recorded Genome polyprotein × 60 (P03300) Precursor polyprotein × 60 (Q9E912) Genome polyprotein × 60 (P03300) VP1 core × 60 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain 2; UniProt 83–96 Not recorded Genome polyprotein × 1 (P03300) Precursor polyprotein × 1 (Q9E912) Genome polyprotein × 1 (P03300) VP1 core × 1 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
3 Protein heterocomplex Heteromer Protein × 25 PDB declaration: 25-meric(25) Consistent with protein copy count Chain 2; UniProt 83–96 Not recorded Genome polyprotein × 5 (P03300) Precursor polyprotein × 5 (Q9E912) Genome polyprotein × 5 (P03300) VP1 core × 5 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
4 Protein heterocomplex Heteromer Protein × 30 PDB declaration: 30-meric(30) Consistent with protein copy count Chain 2; UniProt 83–96 Not recorded Genome polyprotein × 6 (P03300) Precursor polyprotein × 6 (Q9E912) Genome polyprotein × 6 (P03300) VP1 core × 6 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
5 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain 2; UniProt 83–96 Not recorded Genome polyprotein × 1 (P03300) Precursor polyprotein × 1 (Q9E912) Genome polyprotein × 1 (P03300) VP1 core × 1 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å

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.

11 other PDB entries and 57 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_POL3L
Isoform
PDB entities 2
Chains and sequence ranges Author chain 2; PDBConstruct 1–14; UniProt 83–96

Precursor polyprotein

Human poliovirus 1

UniProt Q9E912

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 × 300 PDB declaration: 300-meric(300) Consistent with protein copy count Chain 3; UniProt 342–572 Not recorded Genome polyprotein × 60 (P03300) Genome polyprotein × 60 (P03302) Genome polyprotein × 60 (P03300) VP1 core × 60 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
2 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain 3; UniProt 342–572 Not recorded Genome polyprotein × 1 (P03300) Genome polyprotein × 1 (P03302) Genome polyprotein × 1 (P03300) VP1 core × 1 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
3 Protein heterocomplex Heteromer Protein × 25 PDB declaration: 25-meric(25) Consistent with protein copy count Chain 3; UniProt 342–572 Not recorded Genome polyprotein × 5 (P03300) Genome polyprotein × 5 (P03302) Genome polyprotein × 5 (P03300) VP1 core × 5 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
4 Protein heterocomplex Heteromer Protein × 30 PDB declaration: 30-meric(30) Consistent with protein copy count Chain 3; UniProt 342–572 Not recorded Genome polyprotein × 6 (P03300) Genome polyprotein × 6 (P03302) Genome polyprotein × 6 (P03300) VP1 core × 6 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å
5 Protein heterocomplex Heteromer Protein × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain 3; UniProt 342–572 Not recorded Genome polyprotein × 1 (P03300) Genome polyprotein × 1 (P03302) Genome polyprotein × 1 (P03300) VP1 core × 1 ELECTRON MICROSCOPY cryo-EM buffer:20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl;pH 7.4;20mM Tris pH 7.4, 2mM CaCl2, 20mM NaCl cryo-EM vitrification conditions:blot for 3 secs;Cryogen ETHANE Resolution 10.00 Å

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.

No other PDB entry for the same UniProt protein was found.

View Construct and Data Evidence
UniProt name Q9E912_9ENTO
Isoform
PDB entities 3
Chains and sequence ranges Author chain 3; PDBConstruct 1–231; UniProt 342–572

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 3iyb

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id3iyb
Deposition date deposition_date2009-07-21
Structure title titlePoliovirus early RNA-release intermediate
Keywords keywords;Picornavirus, poliovirus, intermediate, RNA release, 80S, ATP-binding, Capsid protein, Covalent protein-RNA linkage, Cytoplasmic vesicle, Helicase, Host-virus interaction, Hydrolase, Lipoprotein, Membrane, Myristate, Nucleotide-binding, Nucleotidyltransferase, Phosphoprotein, Protease, RNA replication, RNA-binding, RNA-directed RNA polymerase, Thiol protease, Transferase, Virion, VIRAL PROTEIN ;; VIRAL PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier29.32
Radius of gyration Rg (electron density) rg_electron28.72
Forward intensity I(0) i0100011000.00
Molecular weight molecular_weight80792.0 kDa
Excluded volume excluded_volume99658 ų
Envelope volume envelope_volume83541 ų
Hydration-shell volume shell_volume26688 ų
Envelope diameter envelope_diameter100.2
Shell Rg shell_rg32.53
Envelope Rg envelope_rg27.76
Shape Rg shape_rg28.86
Total Rg total_rg29.00
Total atoms total_atoms
Residues n_residues
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 dmax91.6
Rg (real space) rg_real29.33
Rg uncertainty (real space) rg_real_error0.49
I(0) (real space) i0_real1.0000e+08
I(0) uncertainty (real space) i0_real_error1.3880e+06
Rg (reciprocal space) rg_reciprocal29.33
I(0) (reciprocal space) i0_reciprocal100000000.0000
Solution quality estimate total_estimate0.8970
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary35.6
Skewness Skewness skewness0.396
Kurtosis Kurtosis kurtosis-0.229
Angular range angular_range— – 0.2700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha17010000.0000
Real-space data points n_real_points55
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.926; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.881

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)