7XN1

Crystal structure of human acetylcholinesterase in complex with tacrine


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.85 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.193 
  • R-Value Observed: 0.195 

Starting Model: experimental
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This is version 1.1 of the entry. See complete history


Literature

Crystal structure of human acetylcholinesterase in complex with tacrine: Implications for drug discovery

Dileep, K.Ihara, K.Mishima-Tsumagari, C.Kukimoto-Niino, M.Yonemochi, M.Hanada, K.Shirouzu, M.Zhang, K.Y.

(2022) Int J Biol Macromol 210: 172-181


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Acetylcholinesterase
A, B
540Homo sapiensMutation(s): 0 
Gene Names: ACHE
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
Glycosylation
Glycosylation Sites: 1Go to GlyGen: P22303-1
Sequence Annotations
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  • Reference Sequence
Oligosaccharides

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Entity ID: 2
MoleculeChains Length2D Diagram Glycosylation3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose
C
3N-Glycosylation
Glycosylation Resources
GlyTouCan:  G21290RB
GlyCosmos:  G21290RB
GlyGen:  G21290RB
Entity ID: 3
MoleculeChains Length2D Diagram Glycosylation3D Interactions
alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose
D
2N-Glycosylation
Glycosylation Resources
GlyTouCan:  G86851RC
GlyCosmos:  G86851RC
GlyGen:  G86851RC
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.85 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.193 
  • R-Value Observed: 0.195 
  • Space Group: P 31 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 104.578α = 90
b = 104.578β = 90
c = 322.501γ = 120
Software Package:
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Japan Society for the Promotion of Science (JSPS)Japan--

Revision History  (Full details and data files)

  • Version 1.0: 2023-03-01
    Type: Initial release
  • Version 1.1: 2023-11-29
    Changes: Data collection, Refinement description