9scn

Crystal structure of Tc AChE with reactivator JDS364 Monoclinic

Method: X-RAY DIFFRACTION Dmax: 154.1 Å Quality: GOOD

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

Acetylcholinesterase

OrganismNot specified

UniProt P04058

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 25–556 Chain B; UniProt 25–556 Not recorded 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 2-[(oxidanylamino)methyl]-6-[4-(quinolin-4-ylamino)butyl]pyridin-3-ol × 1 MAGNESIUM ION × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.40 Å R-free 0.236
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 25–556 Chain D; UniProt 25–556 Not recorded 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 2-[(oxidanylamino)methyl]-6-[4-(quinolin-4-ylamino)butyl]pyridin-3-ol × 1 MAGNESIUM ION × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.40 Å R-free 0.236

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.

124 other PDB entries and 124 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACES_TORCA
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–532; UniProt 25–556 Author chain B; PDBConstruct 1–532; UniProt 25–556 Author chain C; PDBConstruct 1–532; UniProt 25–556 Author chain D; PDBConstruct 1–532; UniProt 25–556

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 9scn

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id9scn
Deposition date deposition_date2025-08-11
Structure title titleCrystal structure of Tc AChE with reactivator JDS364 Monoclinic
Keywords keywordsComplex, reactivator JDS364, monoclinic, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier47.75
Radius of gyration Rg (electron density) rg_electron47.26
Forward intensity I(0) i01642150000.00
Molecular weight molecular_weight226010.0 kDa
Excluded volume excluded_volume219640 ų
Envelope volume envelope_volume408570 ų
Hydration-shell volume shell_volume70406 ų
Envelope diameter envelope_diameter161.6
Shell Rg shell_rg53.59
Envelope Rg envelope_rg45.88
Shape Rg shape_rg47.24
Total Rg total_rg47.46
Total atoms total_atoms17135
Residues n_residues2128
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 dmax154.1
Rg (real space) rg_real47.56
Rg uncertainty (real space) rg_real_error1.17
I(0) (real space) i0_real1.6420e+09
I(0) uncertainty (real space) i0_real_error2.8840e+07
Rg (reciprocal space) rg_reciprocal47.75
I(0) (reciprocal space) i0_reciprocal1643000000.0000
Solution quality estimate total_estimate0.8815
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary70.0
Skewness Skewness skewness0.085
Kurtosis Kurtosis kurtosis-0.613
Angular range angular_range— – 0.1650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha193500000.0000
Real-space data points n_real_points34
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.863; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.867

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

8. Citations (1)

9. Files and Curves (10)