7two

Crystal structure of SARS-CoV-2 NSP3 macrodomain at pH 6 (P43 crystal form)

Method: X-RAY DIFFRACTION Dmax: 68.9 Å Quality: EXCELLENT

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

Non-structural protein 3

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 1025–1191 Not recorded CIT CITRIC ACID × 1 NHE 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9.5;293 K;100 mM CHES pH 9.5, 28% PEG 3000 Resolution 0.90 Å R-free 0.119
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1025–1191 Not recorded No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9.5;293 K;100 mM CHES pH 9.5, 28% PEG 3000 Resolution 0.90 Å R-free 0.119

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 4323 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 3–169; UniProt 1025–1191 Author chain B; PDBConstruct 3–169; UniProt 1025–1191

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 7two

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id7two
Deposition date deposition_date2022-02-07
Structure title titleCrystal structure of SARS-CoV-2 NSP3 macrodomain at pH 6 (P43 crystal form)
Keywords keywordsSARS-CoV-2, room temperature diffraction, protein dynamics, water networks, 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_guinier21.68
Radius of gyration Rg (electron density) rg_electron20.88
Forward intensity I(0) i022373700.00
Molecular weight molecular_weight36628.0 kDa
Excluded volume excluded_volume46112 ų
Envelope volume envelope_volume53697 ų
Hydration-shell volume shell_volume21608 ų
Envelope diameter envelope_diameter69.4
Shell Rg shell_rg27.12
Envelope Rg envelope_rg20.91
Shape Rg shape_rg20.86
Total Rg total_rg21.74
Total atoms total_atoms5171
Residues n_residues337
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 dmax68.9
Rg (real space) rg_real21.63
Rg uncertainty (real space) rg_real_error0.31
I(0) (real space) i0_real2.2370e+07
I(0) uncertainty (real space) i0_real_error2.4620e+05
Rg (reciprocal space) rg_reciprocal21.64
I(0) (reciprocal space) i0_reciprocal22370000.0000
Solution quality estimate total_estimate0.9000
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary25.7
Skewness Skewness skewness0.288
Kurtosis Kurtosis kurtosis-0.398
Angular range angular_range— – 0.3650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3748000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.901; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.994

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id7twoA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1
Domain ID domain_id7twoB01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology220 — Leucine Aminopeptidase, subunit E; domain 1
Homologous superfamily homologous superfamily10 — Leucine Aminopeptidase, subunit E, domain 1

8. Citations (1)

9. Files and Curves (10)