7ik8

Group deposition of SARS-CoV-2 NSP3 Macrodomain in complex with inhibitors from the O'Brien group -- Crystal Structure of SARS-CoV-2 NSP3 Macrodomain in complex with POB0222 (Mac1-x10590)

Method: X-RAY DIFFRACTION Dmax: 50.7 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 1024–1192 Not recorded A1CME (2P)-2-(quinolin-7-yl)cyclopent-1-ene-1-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;298 K;100 mM MES, pH 6.5, 30% w/v PEG4000 Resolution 1.15 Å R-free 0.192

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 2–170; UniProt 1024–1192

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 7ik8

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7ik8
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7ik8
Deposition date deposition_date2025-08-04
最后修订 last_revision2025-08-13
Structure title titleGroup deposition of SARS-CoV-2 NSP3 Macrodomain in complex with inhibitors from the O'Brien group -- Crystal Structure of SARS-CoV-2 NSP3 Macrodomain in complex with POB0222 (Mac1-x10590)
Keywords keywordsDiamond I04-1, PanDDA, XChemExplorer, crystallographic fragment screening, SARS-CoV-2, macrodomain, 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_guinier15.94
Radius of gyration Rg (electron density) rg_electron14.88
Forward intensity I(0) i011193400.00
Molecular weight molecular_weight16772.0 kDa
Excluded volume excluded_volume16259 ų
Envelope volume envelope_volume25087 ų
Hydration-shell volume shell_volume14190 ų
Envelope diameter envelope_diameter50.0
Shell Rg shell_rg20.85
Envelope Rg envelope_rg15.02
Shape Rg shape_rg14.85
Total Rg total_rg15.75
Total atoms total_atoms1274
Residues n_residues166
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 dmax50.7
Rg (real space) rg_real15.82
Rg uncertainty (real space) rg_real_error0.26
I(0) (real space) i0_real1.1190e+07
I(0) uncertainty (real space) i0_real_error1.1290e+05
Rg (reciprocal space) rg_reciprocal15.84
I(0) (reciprocal space) i0_reciprocal11190000.0000
Solution quality estimate total_estimate0.8886
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.8
Skewness Skewness skewness0.114
Kurtosis Kurtosis kurtosis-0.409
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3044000.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.855; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.996; Smooth: 0.986

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)