1os5

Crystal structure of HCV NS5B RNA polymerase complexed with a novel non-competitive inhibitor.

Method: X-RAY DIFFRACTION Dmax: 75.8 Å Quality: EXCELLENT

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

Hepatitis C virus NS5B RNA polymerase

Hepatitis C virus

UniProt P26663

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 2420–2987 Mutation:L47Q, F101Y, K114R NH1 3-(4-AMINO-2-TERT-BUTYL-5-METHYL-PHENYLSULFANYL)-6-CYCLOPENTYL-4-HYDROXY-6-[2-(4-HYDROXY-PHENYL)-ETHYL]-5,6-DIHYDRO-PYRAN-2-ONE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 4.6;293 K;ammonium sulfate, ammonium acetate, mePEG2000, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5;293 K;ammonium sulfate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;293 K;potassium phosphate, sodium citrate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K Resolution 2.20 Å R-free 0.251

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.

87 other PDB entries and 151 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POLG_HCVBK
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–570; UniProt 2420–2987

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 1os5

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1os5
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id1os5
Deposition date deposition_date2003-03-18
Structure title titleCrystal structure of HCV NS5B RNA polymerase complexed with a novel non-competitive inhibitor.
Keywords keywordsENZYME-INHIBITOR COMPLEX, TRANSFERASE; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier25.08
Radius of gyration Rg (electron density) rg_electron24.05
Forward intensity I(0) i065811200.00
Molecular weight molecular_weight62908.0 kDa
Excluded volume excluded_volume78683 ų
Envelope volume envelope_volume93089 ų
Hydration-shell volume shell_volume31530 ų
Envelope diameter envelope_diameter79.9
Shell Rg shell_rg31.86
Envelope Rg envelope_rg23.89
Shape Rg shape_rg24.04
Total Rg total_rg24.95
Total atoms total_atoms4449
Residues n_residues563
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 dmax75.8
Rg (real space) rg_real24.93
Rg uncertainty (real space) rg_real_error0.33
I(0) (real space) i0_real6.5810e+07
I(0) uncertainty (real space) i0_real_error7.6300e+05
Rg (reciprocal space) rg_reciprocal24.98
I(0) (reciprocal space) i0_reciprocal65810000.0000
Solution quality estimate total_estimate0.9107
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary74.6
Skewness Skewness skewness0.104
Kurtosis Kurtosis kurtosis-0.557
Angular range angular_range— – 0.3150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha12030000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.951; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.990; Smooth: 0.992

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1os5a_
Class classe — Multi-domain proteins (alpha and beta)
Fold Fold folde.8 — DNA/RNA polymerases
Superfamily Superfamily superfamilye.8.1 — DNA/RNA polymerases
Family Family familye.8.1.4 — RNA-dependent RNA-polymerase

CATH v4.4 (1 domains)

Domain ID domain_id1os5A03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain

8. Citations (2)

9. Files and Curves (10)