4bdt

Human acetylcholinesterase in complex with huprine W and fasciculin 2

Method: X-RAY DIFFRACTION Dmax: 99.2 Å Quality: GOOD

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

ACETYLCHOLINESTERASE

HOMO SAPIENS

UniProt P22303

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Homooligomer Protein × 2 其他Polymer 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 32–614 Not recorded 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 2 HUW HUPRINE W × 2 CL CHLORIDE ION × 20 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.4;0.1 M HEPES BUFFER PH 7.4, 1.3 M AMMONIUM SULFATE Resolution 3.10 Å R-free 0.219
2 Other combination Heteromer Protein × 12 其他Polymer 6 PDB declaration: dodecameric(12) Consistent with protein copy count Chain A; UniProt 32–614 Not recorded FASCICULIN-2 × 6 (P0C1Z0) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 6 HUW HUPRINE W × 6 CL CHLORIDE ION × 60 SO4 SULFATE ION × 6 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.4;0.1 M HEPES BUFFER PH 7.4, 1.3 M AMMONIUM SULFATE Resolution 3.10 Å R-free 0.219
3 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 32–614 Not recorded FASCICULIN-2 × 1 (P0C1Z0) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 HUW HUPRINE W × 1 CL CHLORIDE ION × 10 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.4;0.1 M HEPES BUFFER PH 7.4, 1.3 M AMMONIUM SULFATE Resolution 3.10 Å R-free 0.219

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.

77 other PDB entries and 82 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ACES_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–583; UniProt 32–614

FASCICULIN-2

OrganismNot specified

UniProt P0C1Z0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
2 Other combination Heteromer Protein × 12 其他Polymer 6 PDB declaration: dodecameric(12) Consistent with protein copy count Chain B; UniProt 1–61 Not recorded ACETYLCHOLINESTERASE × 6 (P22303) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 6 HUW HUPRINE W × 6 CL CHLORIDE ION × 60 SO4 SULFATE ION × 6 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.4;0.1 M HEPES BUFFER PH 7.4, 1.3 M AMMONIUM SULFATE Resolution 3.10 Å R-free 0.219
3 Other combination Heteromer Protein × 2 其他Polymer 1 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 1–61 Not recorded ACETYLCHOLINESTERASE × 1 (P22303) 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose × 1 HUW HUPRINE W × 1 CL CHLORIDE ION × 10 SO4 SULFATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 7.4;0.1 M HEPES BUFFER PH 7.4, 1.3 M AMMONIUM SULFATE Resolution 3.10 Å R-free 0.219

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.

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TXFA2_DENAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain B; PDBConstruct 1–61; UniProt 1–61

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 4bdt

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4bdt
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4bdt
Deposition date deposition_date2012-10-06
Structure title titleHuman acetylcholinesterase in complex with huprine W and fasciculin 2
Keywords keywordsHYDROLASE-INHIBITOR COMPLEX, BUTYRYLCHOLINESTERASE, NERVE TRANSMISSION, INHIBITION, ALPHA-BETA HYDROLASE; HYDROLASE/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier26.35
Radius of gyration Rg (electron density) rg_electron25.17
Forward intensity I(0) i081709500.00
Molecular weight molecular_weight70194.0 kDa
Excluded volume excluded_volume87346 ų
Envelope volume envelope_volume104230 ų
Hydration-shell volume shell_volume33840 ų
Envelope diameter envelope_diameter104.0
Shell Rg shell_rg33.01
Envelope Rg envelope_rg25.98
Shape Rg shape_rg25.13
Total Rg total_rg26.06
Total atoms total_atoms4938
Residues n_residues624
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 dmax99.2
Rg (real space) rg_real26.28
Rg uncertainty (real space) rg_real_error0.76
I(0) (real space) i0_real8.1710e+07
I(0) uncertainty (real space) i0_real_error1.2010e+06
Rg (reciprocal space) rg_reciprocal26.30
I(0) (reciprocal space) i0_reciprocal81710000.0000
Solution quality estimate total_estimate0.8123
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary33.1
Skewness Skewness skewness0.375
Kurtosis Kurtosis kurtosis0.177
Angular range angular_range— – 0.3000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16570000.0000
Real-space data points n_real_points61
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.536; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.949; Smooth: 0.998

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4bdtb_
Class classg — Small proteins
Fold Fold foldg.7 — Snake toxin-like
Superfamily Superfamily superfamilyg.7.1 — Snake toxin-like
Family Family familyg.7.1.1 — Snake venom toxins

CATH v4.4 (2 domains)

Domain ID domain_id4bdtA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily1820 — Alpha/Beta hydrolase fold, catalytic domain
Domain ID domain_id4bdtB00
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology60 — CD59
Homologous superfamily homologous superfamily10 — CD59

8. Citations (1)

9. Files and Curves (10)