10dv

Room Temperature X-Ray Structure of SARS CoV-2 Main Protease Intermediate Precursor with Ensitrelvir (ESV)

Method: X-RAY DIFFRACTION Dmax: 82.8 Å Quality: REASONABLE

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

Replicase polyprotein 1ab,Immunoglobulin G-binding protein G

Homo sapiens

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 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 3264–3572 Chain B; UniProt 3264–3572 Mutation:C145A 7YY 6-[(6-chloranyl-2-methyl-indazol-5-yl)amino]-3-[(1-methyl-1,2,4-triazol-3-yl)methyl]-1-[[2,4,5-tris(fluoranyl)phenyl]methyl]-1,3,5-triazine-2,4-dione × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;294 K;18-21% PEG3350, 0.1 M Bis-Tris, pH 6.5 or 7.0 Resolution 2.05 Å R-free 0.234

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 1–309; UniProt 3264–3572 Author chain B; PDBConstruct 1–309; UniProt 3264–3572

Replicase polyprotein 1ab,Immunoglobulin G-binding protein G

Homo sapiens

UniProt P19909

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 304–357 Chain B; UniProt 304–357 Mutation:C145A 7YY 6-[(6-chloranyl-2-methyl-indazol-5-yl)amino]-3-[(1-methyl-1,2,4-triazol-3-yl)methyl]-1-[[2,4,5-tris(fluoranyl)phenyl]methyl]-1,3,5-triazine-2,4-dione × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;294 K;18-21% PEG3350, 0.1 M Bis-Tris, pH 6.5 or 7.0 Resolution 2.05 Å R-free 0.234

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.

76 other PDB entries and 116 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SPG2_STRSG
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 312–365; UniProt 304–357 Author chain B; PDBConstruct 312–365; UniProt 304–357

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 10dv

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 10dv
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2. Structure Basics 2. Structure Basics

Entry ID entry_id10dv
Deposition date deposition_date2026-01-14
最后修订 last_revision2026-05-06
Structure title titleRoom Temperature X-Ray Structure of SARS CoV-2 Main Protease Intermediate Precursor with Ensitrelvir (ESV)
Keywords keywordsSARS CoV-2 main protease, enzyme-inhibitor complex, HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR complex; HYDROLASE/HYDROLASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.70
Radius of gyration Rg (electron density) rg_electron25.68
Forward intensity I(0) i077068300.00
Molecular weight molecular_weight67486.0 kDa
Excluded volume excluded_volume83893 ų
Envelope volume envelope_volume101770 ų
Hydration-shell volume shell_volume32680 ų
Envelope diameter envelope_diameter86.7
Shell Rg shell_rg33.33
Envelope Rg envelope_rg25.82
Shape Rg shape_rg25.66
Total Rg total_rg26.55
Total atoms total_atoms4730
Residues n_residues602
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 dmax82.8
Rg (real space) rg_real26.57
Rg uncertainty (real space) rg_real_error0.38
I(0) (real space) i0_real7.7070e+07
I(0) uncertainty (real space) i0_real_error9.4470e+05
Rg (reciprocal space) rg_reciprocal26.61
I(0) (reciprocal space) i0_reciprocal77070000.0000
Solution quality estimate total_estimate0.7239
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary35.1
Skewness Skewness skewness0.141
Kurtosis Kurtosis kurtosis-0.571
Angular range angular_range— – 0.2950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha42740000.0000
Real-space data points n_real_points60
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.943; Stabil: 1.000; Sysdev: 0.199; Positv: 1.000; Valcen: 1.000; Smooth: 0.980

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)