9z0c

SARS-CoV-2 Papain-like Protease (PLpro) in complex with Fragment 7

Method: X-RAY DIFFRACTION Dmax: 85.8 Å Quality: GOOD

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

Papain-like protease nsp3

Severe acute respiratory syndrome coronavirus 2

UniProt P0DTD1

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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1563–1879 Not recorded A1CZV (7M)-1',8-dimethyl-7-(2-methylpyridin-4-yl)spiro[[1]benzopyran-2,4'-piperidin]-4(3H)-one × 1 EDO 1,2-ETHANEDIOL × 1 NA SODIUM ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7;291 K;10-16 % PEG-3350, 2-4% Tryptone, 50 mM HEPES pH = 7.0 1:1 drop ratio corcrystal:14 mg/mL protein incubated with 10 mM ligand 1 h before drop set up Resolution 1.90 Å R-free 0.252

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.

3350 other PDB entries and 4324 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name R1AB_SARS2
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–318; UniProt 1563–1879

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 9z0c

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9z0c
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9z0c
Deposition date deposition_date2025-10-31
Structure title titleSARS-CoV-2 Papain-like Protease (PLpro) in complex with Fragment 7
Keywords keywordsViral protease, Inhibitor, 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_guinier22.32
Radius of gyration Rg (electron density) rg_electron21.85
Forward intensity I(0) i034652800.00
Molecular weight molecular_weight30826.0 kDa
Excluded volume excluded_volume30053 ų
Envelope volume envelope_volume48473 ų
Hydration-shell volume shell_volume19757 ų
Envelope diameter envelope_diameter87.1
Shell Rg shell_rg27.18
Envelope Rg envelope_rg22.39
Shape Rg shape_rg21.83
Total Rg total_rg22.41
Total atoms total_atoms2332
Residues n_residues297
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 dmax85.8
Rg (real space) rg_real22.47
Rg uncertainty (real space) rg_real_error0.79
I(0) (real space) i0_real3.4650e+07
I(0) uncertainty (real space) i0_real_error5.0540e+05
Rg (reciprocal space) rg_reciprocal22.44
I(0) (reciprocal space) i0_reciprocal34650000.0000
Solution quality estimate total_estimate0.7877
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.4
Skewness Skewness skewness0.580
Kurtosis Kurtosis kurtosis-0.012
Angular range angular_range— – 0.3550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha8548000.0000
Real-space data points n_real_points67
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.528; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.652; Smooth: 1.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)