2dxs

Crystal structure of HCV NS5B RNA polymerase complexed with a tetracyclic inhibitor

Method: X-RAY DIFFRACTION Dmax: 103.3 Å Quality: REASONABLE

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

Genome polyprotein

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 2419–2962 Fragment:RNA-directed RNA polymerase, RESIDUES 2419-2962 JTP N-[(13-CYCLOHEXYL-6,7-DIHYDROINDOLO[1,2-D][1,4]BENZOXAZEPIN-10-YL)CARBONYL]-2-METHYL-L-ALANINE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;277 K;0.1M Citrate, 8% PEG 8000, 5% 2-propanol, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K Resolution 2.20 Å R-free 0.259
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 2419–2962 Fragment:RNA-directed RNA polymerase, RESIDUES 2419-2962 JTP N-[(13-CYCLOHEXYL-6,7-DIHYDROINDOLO[1,2-D][1,4]BENZOXAZEPIN-10-YL)CARBONYL]-2-METHYL-L-ALANINE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;277 K;0.1M Citrate, 8% PEG 8000, 5% 2-propanol, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K Resolution 2.20 Å R-free 0.259

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 150 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 1–544; UniProt 2419–2962 Author chain B; PDBConstruct 1–544; UniProt 2419–2962

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 2dxs

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2dxs
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2dxs
Deposition date deposition_date2006-08-30
Structure title titleCrystal structure of HCV NS5B RNA polymerase complexed with a tetracyclic inhibitor
Keywords keywordsHCV, NS5B, RNA polymerase, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX; TRANSFERASE/TRANSFERASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier33.07
Radius of gyration Rg (electron density) rg_electron32.27
Forward intensity I(0) i0209293000.00
Molecular weight molecular_weight115620.0 kDa
Excluded volume excluded_volume144870 ų
Envelope volume envelope_volume182090 ų
Hydration-shell volume shell_volume46562 ų
Envelope diameter envelope_diameter107.4
Shell Rg shell_rg39.76
Envelope Rg envelope_rg31.79
Shape Rg shape_rg32.28
Total Rg total_rg32.84
Total atoms total_atoms8106
Residues n_residues1034
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 dmax103.3
Rg (real space) rg_real32.93
Rg uncertainty (real space) rg_real_error0.56
I(0) (real space) i0_real2.0930e+08
I(0) uncertainty (real space) i0_real_error3.0720e+06
Rg (reciprocal space) rg_reciprocal33.00
I(0) (reciprocal space) i0_reciprocal209300000.0000
Solution quality estimate total_estimate0.6858
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary40.9
Skewness Skewness skewness0.199
Kurtosis Kurtosis kurtosis-0.530
Angular range angular_range— – 0.2400 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha33430000.0000
Real-space data points n_real_points49
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.943; Stabil: 1.000; Sysdev: 0.049; Positv: 1.000; Valcen: 0.998; Smooth: 0.938

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2dxsa_
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
Domain ID domain_idd2dxsb_
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

8. Citations (1)

9. Files and Curves (10)