9N9B | pdb_00009n9b

X-ray structure of SARS-CoV-2 main protease V186F covalently bound to inhibitor GRL-051-22 at 1.60 A


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.60 Å
  • R-Value Free: 
    0.185 (Depositor), 0.186 (DCC) 
  • R-Value Work: 
    0.136 (Depositor), 0.138 (DCC) 
  • R-Value Observed: 
    0.138 (Depositor) 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

X-ray structure of SARS-CoV-2 main protease V186F covalently bound to inhibitor GRL-051-22 at 1.60 A

Beechboard, S.N.Mesecar, A.D.Ghosh, A.K.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
3C-like proteinase nsp5306Severe acute respiratory syndrome coronavirus 2Mutation(s): 1 
Gene Names: rep1a-1b
EC: 3.4.22.69
UniProt
Find proteins for P0DTD1 (Severe acute respiratory syndrome coronavirus 2)
Explore P0DTD1 
Go to UniProtKB:  P0DTD1
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0DTD1
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
A1BFE (Subject of Investigation/LOI)
Query on A1BFE

Download Ideal Coordinates CCD File 
B [auth A](3S)-N-{(1Z,2S)-1-imino-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl}-2-[3-methyl-N-(trifluoroacetyl)-L-valyl]-1,2,3,4-tetrahydroisoquinoline-3-carboxamide
C25 H32 F3 N5 O4
PFRRKDXMXGNRNI-DSLXNQLJSA-N
DMS
Query on DMS

Download Ideal Coordinates CCD File 
C [auth A]DIMETHYL SULFOXIDE
C2 H6 O S
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.60 Å
  • R-Value Free:  0.185 (Depositor), 0.186 (DCC) 
  • R-Value Work:  0.136 (Depositor), 0.138 (DCC) 
  • R-Value Observed: 0.138 (Depositor) 
Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 96.42α = 90
b = 82.186β = 117.368
c = 54.441γ = 90
Software Package:
Software NamePurpose
PHENIXrefinement
CrysalisProdata reduction
CrysalisProdata scaling
PHENIXphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)United StatesHHSN272201700060C
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)United States1RO1 AI158649
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)United StatesGM132024
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)United StatesS10 OD03050

Revision History  (Full details and data files)

  • Version 1.0: 2025-11-26
    Type: Initial release