5F22

C-terminal domain of SARS-CoV nsp8 complex with nsp7

• PDB DOI: https://doi.org/10.2210/pdb5F22/pdb

• Classification: HYDROLASE
• Organism(s): Severe acute respiratory syndrome-related coronavirus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2015-12-01 Released: 2016-01-27 
• Deposition Author(s): Li, S.
• Funding Organization(s): Project 973 of the Ministry of Science, the National Natural Science Foundation of China

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.252 
• R-Value Work: 0.212 
• R-Value Observed: 0.216 

Literature

C-terminal domain of SARS-CoV nsp8 complex with nsp7

Li, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content

• Total Structure Weight: 24.45 kDa 
• Atom Count: 1,502 
• Modelled Residue Count: 194 
• Deposited Residue Count: 222 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Non-structural protein 7	A	88	Severe acute respiratory syndrome-related coronavirus	Mutation(s): 0  Gene Names: 1a
UniProt
Find proteins for P0C6U8 (Severe acute respiratory syndrome coronavirus) Explore P0C6U8  Go to UniProtKB:  P0C6U8

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Non-structural protein	B	134	Severe acute respiratory syndrome-related coronavirus	Mutation(s): 0  Gene Names: rep, 1a-1b
UniProt
Find proteins for P0C6X7 (Severe acute respiratory syndrome coronavirus) Explore P0C6X7  Go to UniProtKB:  P0C6X7

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.252 
• R-Value Work: 0.212 
• R-Value Observed: 0.216 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.862	α = 90
b = 71.439	β = 90
c = 115.383	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-01-27 
Deposition Author(s): Li, S.

---

Funding Organization	Location	Grant Number
Project 973 of the Ministry of Science	China	2006CB806503
Project 973 of the Ministry of Science	China	2007CB914301
the National Natural Science Foundation of China	China	30221003, 30730022

Revision History  

• Version 1.0: 2016-01-27
  Type: Initial release
  
• Version 1.1: 2016-02-03
  Changes: Database references
• Version 1.2: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary