8WKE | pdb_00008wke

Sulfate-bound SARS-CoV-2 Nsp9

• PDB DOI: https://doi.org/10.2210/pdb8WKE/pdb

• Classification: VIRAL PROTEIN
• Organism(s): Severe acute respiratory syndrome coronavirus 2
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2023-09-27 Released: 2024-10-02 
• Deposition Author(s): Chen, P.J., Huang, H.Y., Hsiao, W.C., Huang, C.Y.
• Funding Organization(s): Not funded

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.12 Å
• R-Value Free: 
  0.274 (Depositor), 0.268 (DCC) 
• R-Value Work: 
  0.224 (Depositor), 0.225 (DCC) 
• R-Value Observed: 
  0.227 (Depositor) 

Starting Model: experimental

Literature

Sulfate-bound SARS-CoV-2 Nsp9

Chen, P.J., Huang, H.Y., Hsiao, W.C., Huang, C.Y.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 12.58 kDa 
• Atom Count: 819 
• Modeled Residue Count: 104 
• Deposited Residue Count: 113 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Non-structural protein 9	A	113	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0
UniProt
Find proteins for P0DTD1 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTD1  Go to UniProtKB:  P0DTD1

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A], C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.12 Å
• R-Value Free:  0.274 (Depositor), 0.268 (DCC) 
• R-Value Work:  0.224 (Depositor), 0.225 (DCC) 
• R-Value Observed: 0.227 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 35.675	α = 90
b = 79.664	β = 90
c = 80.073	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XDS	data scaling
PHENIX	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2024-10-02 
Deposition Author(s): Chen, P.J., Huang, H.Y., Hsiao, W.C., Huang, C.Y.

---

Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2024-10-02
  Type: Initial release