7HUD | pdb_00007hud

PanDDA analysis group deposition -- Main Protease (SARS-CoV-2) in complex with fragment B08 from the F2X-Entry Screen in monoclinic space group

• PDB DOI: https://doi.org/10.2210/pdb7HUD/pdb
• Deposition Group: G_1002326 (changed state) | Explore  G_1002326  

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


• Deposited: 2025-01-07 Released: 2025-01-15 
• Deposition Author(s): Barthel, T., Benz, L.S., Wollenhaupt, J., Weiss, M.S.
• Funding Organization(s): European Commission

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.61 Å
• R-Value Free: 
  0.229 (Depositor), 0.235 (DCC) 
• R-Value Work: 
  0.199 (Depositor), 0.207 (DCC) 
• R-Value Observed: 
  0.201 (Depositor) 

Starting Model: experimental

Literature

Orthorhombic SARS-CoV-2 main protease crystals provide higher success rate in fragment screening

Barthel, T., Wollenhaupt, J., Benz, L.S., Reincke, P., Zhang, L., Lennartz, F., Tabermann, H., Mueller, U., Meente, A., Hilgenfeld, R., Weiss, M.S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content 

• Total Structure Weight: 34.17 kDa 
• Atom Count: 2,481 
• Modeled Residue Count: 306 
• Deposited Residue Count: 306 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
3C-like proteinase nsp5	A	306	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

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
T9S (Subject of Investigation/LOI)	B [auth A]	ethyl 1,3-dihydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate C10 H12 N2 O2 NXDYQBHSITTWJS-UHFFFAOYSA-N
DMS	C [auth A], D [auth A]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.61 Å
• R-Value Free:  0.229 (Depositor), 0.235 (DCC) 
• R-Value Work:  0.199 (Depositor), 0.207 (DCC) 
• R-Value Observed: 0.201 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 112.55	α = 90
b = 52.81	β = 102.65
c = 44.69	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2025-01-15 
Deposition Author(s): Barthel, T., Benz, L.S., Wollenhaupt, J., Weiss, M.S.

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Funding Organization	Location	Grant Number
European Commission	European Union	871037

Revision History  

• Version 1.0: 2025-01-15
  Type: Initial release
  
• Version 2.0: 2026-03-11
  Type: Coordinate replacement
  Changes: Advisory, Atomic model, Data collection, Derived calculations, Refinement description, Source and taxonomy, Structure summary