8GW4

SARS-CoV-2 Mpro 1-302/C145A in complex with peptide 8-1

• PDB DOI: https://doi.org/10.2210/pdb8GW4/pdb

• Classification: HYDROLASE
• Organism(s): Severe acute respiratory syndrome coronavirus 2
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-09-16 Released: 2023-08-23 
• Deposition Author(s): Liu, M., Huang, H.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.90 Å
• R-Value Free: 0.244 
• R-Value Work: 0.221 
• R-Value Observed: 0.224 

Literature

SARS-CoV-2 Mpro in complex with peptide8m

Liu, M., Huang, H.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 69.52 kDa 
• Atom Count: 4,819 
• Modelled Residue Count: 624 
• Deposited Residue Count: 628 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Replicase polyprotein 1ab	A, B	302	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0  Gene Names: rep, 1a-1b EC: 3.4.22.69
UniProt
Find proteins for P0DTD1 (Severe acute respiratory syndrome coronavirus 2) Explore P0DTD1  Go to UniProtKB:  P0DTD1

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
peptide 8-1	C, D	12	Severe acute respiratory syndrome coronavirus 2	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.90 Å
• R-Value Free: 0.244 
• R-Value Work: 0.221 
• R-Value Observed: 0.224 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.063	α = 90
b = 67.063	β = 90
c = 238.089	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
SCALA	data scaling
PDB_EXTRACT	data extraction
CrysalisPro	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-08-23 
Deposition Author(s): Liu, M., Huang, H.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2023-08-23
  Type: Initial release