8hoz

Crystal Structure of SARS-CoV-2 Omicron Main Protease (Mpro) in Complex with Nirmatrelvir

Method: X-RAY DIFFRACTION Dmax: 82.5 Å Quality: REASONABLE

1. Protein Identity and Related Structures Protein Identity & Related Structures

3C-like proteinase nsp5

Severe acute respiratory syndrome coronavirus 2

UniProt P0DTC1

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 3264–3569 Not recorded 4WI (1R,2S,5S)-N-{(1E,2S)-1-imino-3-[(3S)-2-oxopyrrolidin-3-yl]propan-2-yl}-6,6-dimethyl-3-[3-methyl-N-(trifluoroacetyl)-L-valyl]-3-azabicyclo[3.1.0]hexane-2-carboxamide × 2 X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;293 K;0.2% w/v Lidocaine hydrochloride monohydrate, 0.2% w/v Procaine hydrochloride, 0.2% w/v Proparacaine hydrochloride, 0.2% w/v tetracaine hydrochloride, 0.1 M Buffer System 2 pH 7.5 (sodium HEPES, MOPS acid), 20% v/v ethylene glycol, 10% w/v PEG 8000 Resolution 2.83 Å R-free 0.258

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

440 other PDB entries and 508 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name R1A_SARS2
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–306; UniProt 3264–3569

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 8hoz

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8hoz
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8hoz
Deposition date deposition_date2022-12-11
Structure title titleCrystal Structure of SARS-CoV-2 Omicron Main Protease (Mpro) in Complex with Nirmatrelvir
Keywords keywordsSARS-COV-2, Omicron, main protease, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier22.35
Radius of gyration Rg (electron density) rg_electron21.61
Forward intensity I(0) i020599100.00
Molecular weight molecular_weight34078.0 kDa
Excluded volume excluded_volume42420 ų
Envelope volume envelope_volume49465 ų
Hydration-shell volume shell_volume19961 ų
Envelope diameter envelope_diameter77.0
Shell Rg shell_rg27.62
Envelope Rg envelope_rg21.85
Shape Rg shape_rg21.60
Total Rg total_rg22.43
Total atoms total_atoms2388
Residues n_residues306
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax82.5
Rg (real space) rg_real22.45
Rg uncertainty (real space) rg_real_error0.71
I(0) (real space) i0_real2.0600e+07
I(0) uncertainty (real space) i0_real_error2.6400e+05
Rg (reciprocal space) rg_reciprocal22.42
I(0) (reciprocal space) i0_reciprocal20600000.0000
Solution quality estimate total_estimate0.7354
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.5
Skewness Skewness skewness0.481
Kurtosis Kurtosis kurtosis-0.322
Angular range angular_range— – 0.3550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8743000.0000
Real-space data points n_real_points67
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.592; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.779; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)