2X8B

Crystal structure of human acetylcholinesterase inhibited by aged tabun and complexed with fasciculin-II


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.95 Å
  • R-Value Free: 0.253 
  • R-Value Work: 0.183 
  • R-Value Observed: 0.187 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.6 of the entry. See complete history



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
ACETHYLCHOLINESTERASE583Homo sapiensMutation(s): 0 
EC: 3.1.1.7
UniProt & NIH Common Fund Data Resources
Find proteins for P22303 (Homo sapiens)
Explore P22303 
Go to UniProtKB:  P22303
PHAROS:  P22303
GTEx:  ENSG00000087085 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP22303
Sequence Annotations
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  • Reference Sequence
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Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
FASCICULIN-261Dendroaspis angusticepsMutation(s): 0 
UniProt
Find proteins for P0C1Z0 (Dendroaspis angusticeps)
Explore P0C1Z0 
Go to UniProtKB:  P0C1Z0
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0C1Z0
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
NAG
Query on NAG

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L [auth A],
M [auth A]
2-acetamido-2-deoxy-beta-D-glucopyranose
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
SO4
Query on SO4

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I [auth A]SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
CL
Query on CL

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C [auth A]
D [auth A]
E [auth A]
F [auth A]
G [auth A]
C [auth A],
D [auth A],
E [auth A],
F [auth A],
G [auth A],
H [auth A],
N [auth A],
O [auth A],
P [auth A],
Q [auth A],
R [auth A]
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
UNX
Query on UNX

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J [auth A],
K [auth A],
S [auth A]
UNKNOWN ATOM OR ION
X
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
SEN
Query on SEN
A
L-PEPTIDE LINKINGC5 H13 N2 O5 PSER
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.95 Å
  • R-Value Free: 0.253 
  • R-Value Work: 0.183 
  • R-Value Observed: 0.187 
  • Space Group: H 3 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 151.31α = 90
b = 151.31β = 90
c = 247.24γ = 120
Software Package:
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
XDSphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2010-04-28
    Type: Initial release
  • Version 1.1: 2011-06-30
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2018-02-28
    Changes: Database references, Source and taxonomy
  • Version 1.4: 2020-07-29
    Type: Remediation
    Reason: Carbohydrate remediation
    Changes: Data collection, Derived calculations, Other, Structure summary
  • Version 1.5: 2021-05-12
    Changes: Derived calculations, Structure summary
  • Version 1.6: 2023-12-20
    Changes: Data collection, Database references, Refinement description