7kri

FR6-bound SARS-CoV-2 Nsp9 RNA-replicase

Method: X-RAY DIFFRACTION Dmax: 72.1 Å Quality: EXCELLENT

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

Non-structural protein 9

Severe acute respiratory syndrome coronavirus 2

UniProt P0DTD1

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 homooligomer Homooligomer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 4141–4253 Chain B; UniProt 4141–4253 Chain C; UniProt 4141–4253 Not recorded SO4 SULFATE ION × 6 X0Y 1,3-dimethyl-1H-pyrrolo[3,4-d]pyrimidine-2,4(3H,6H)-dione × 12 MLI MALONATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 4;293 K;0.1M Sodium Citrate pH 4.0 2.2-2.4M Sodium Malonate Resolution 1.58 Å R-free 0.195

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.

3350 other PDB entries and 4324 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name R1AB_SARS2
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 21–133; UniProt 4141–4253 Author chain B; PDBConstruct 21–133; UniProt 4141–4253 Author chain C; PDBConstruct 21–133; UniProt 4141–4253

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 7kri

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7kri
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id7kri
Deposition date deposition_date2020-11-20
Structure title titleFR6-bound SARS-CoV-2 Nsp9 RNA-replicase
Keywords keywordsSARS-CoV-2, Nsp9, RNA Binding Complex, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.83
Radius of gyration Rg (electron density) rg_electron22.46
Forward intensity I(0) i031660100.00
Molecular weight molecular_weight42443.0 kDa
Excluded volume excluded_volume52962 ų
Envelope volume envelope_volume69929 ų
Hydration-shell volume shell_volume25667 ų
Envelope diameter envelope_diameter73.5
Shell Rg shell_rg29.43
Envelope Rg envelope_rg22.40
Shape Rg shape_rg22.42
Total Rg total_rg23.47
Total atoms total_atoms3030
Residues n_residues377
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 dmax72.1
Rg (real space) rg_real23.66
Rg uncertainty (real space) rg_real_error0.42
I(0) (real space) i0_real3.1660e+07
I(0) uncertainty (real space) i0_real_error3.9900e+05
Rg (reciprocal space) rg_reciprocal23.70
I(0) (reciprocal space) i0_reciprocal31660000.0000
Solution quality estimate total_estimate0.9073
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.4
Skewness Skewness skewness0.078
Kurtosis Kurtosis kurtosis-0.488
Angular range angular_range— – 0.3350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3396000.0000
Real-space data points n_real_points65
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.942; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.982; Smooth: 0.984

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 6 domains

SCOP 2.08 (6 domains)

Domain ID domain_idd7kria1
Class classb — All beta proteins
Fold Fold foldb.140 — Replicase NSP9
Superfamily Superfamily superfamilyb.140.1 — Replicase NSP9
Family Family familyb.140.1.1 — Replicase NSP9
Domain ID domain_idd7kria2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd7krib1
Class classb — All beta proteins
Fold Fold foldb.140 — Replicase NSP9
Superfamily Superfamily superfamilyb.140.1 — Replicase NSP9
Family Family familyb.140.1.1 — Replicase NSP9
Domain ID domain_idd7krib2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd7kric1
Class classb — All beta proteins
Fold Fold foldb.140 — Replicase NSP9
Superfamily Superfamily superfamilyb.140.1 — Replicase NSP9
Family Family familyb.140.1.1 — Replicase NSP9
Domain ID domain_idd7kric2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

8. Citations (1)

9. Files and Curves (10)