4eo8

HCV NS5B polymerase inhibitors: Tri-substituted acylhydrazines as tertiary amide bioisosteres

Method: X-RAY DIFFRACTION Dmax: 133.8 Å Quality: GOOD

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

RNA-directed RNA polymerase

Hepatitis C virus (isolate BK)

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 2422–2989 Fragment:UNP residues 2422-2989 Mutation:T329V, V338A, R544Q 0S3 5-(3,3-dimethylbut-1-yn-1-yl)-3-{2,2-dimethyl-1-[(trans-4-methylcyclohexyl)carbonyl]hydrazinyl}thiophene-2-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;15-20% PEG 4000, 10 % glycerol, 100 mM sodium acetate, pH 4.8-5.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K Resolution 1.80 Å R-free 0.220
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 2422–2989 Fragment:UNP residues 2422-2989 Mutation:T329V, V338A, R544Q 0S3 5-(3,3-dimethylbut-1-yn-1-yl)-3-{2,2-dimethyl-1-[(trans-4-methylcyclohexyl)carbonyl]hydrazinyl}thiophene-2-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;15-20% PEG 4000, 10 % glycerol, 100 mM sodium acetate, pH 4.8-5.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K Resolution 1.80 Å R-free 0.220

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 10–577; UniProt 2422–2989 Author chain B; PDBConstruct 10–577; UniProt 2422–2989

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 4eo8

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4eo8
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4eo8
Deposition date deposition_date2012-04-13
Structure title titleHCV NS5B polymerase inhibitors: Tri-substituted acylhydrazines as tertiary amide bioisosteres
Keywords keywords;HCV, NS5B, RNA, RNA polymerase, polymerase inhibitor, Thumb Site 2 inhibitor, RNA-Dependent 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_guinier38.07
Radius of gyration Rg (electron density) rg_electron38.43
Forward intensity I(0) i0466878000.00
Molecular weight molecular_weight115860.0 kDa
Excluded volume excluded_volume111290 ų
Envelope volume envelope_volume198580 ų
Hydration-shell volume shell_volume45210 ų
Envelope diameter envelope_diameter140.1
Shell Rg shell_rg41.60
Envelope Rg envelope_rg38.51
Shape Rg shape_rg38.49
Total Rg total_rg38.45
Total atoms total_atoms8750
Residues n_residues1117
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 dmax133.8
Rg (real space) rg_real38.53
Rg uncertainty (real space) rg_real_error1.71
I(0) (real space) i0_real4.6690e+08
I(0) uncertainty (real space) i0_real_error9.5370e+06
Rg (reciprocal space) rg_reciprocal38.25
I(0) (reciprocal space) i0_reciprocal466700000.0000
Solution quality estimate total_estimate0.8059
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary35.0
Skewness Skewness skewness0.601
Kurtosis Kurtosis kurtosis-0.225
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha37310000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.632; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.851; Smooth: 0.728

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd4eo8a1
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_idd4eo8a2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd4eo8b1
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_idd4eo8b2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (2 domains)

Domain ID domain_id4eo8A03
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology70 — Alpha-Beta Plaits
Homologous superfamily homologous superfamily270 — Reverse transcriptase/Diguanylate cyclase domain
Domain ID domain_id4eo8B03
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 (1)

9. Files and Curves (10)