STRUCTURE OF ACETYLCHOLINESTERASE (E.C. 3.1.1.7) COMPLEXED WITH N-4'-QUINOLYL-N'-9"-(1",2",3",4"-TETRAHYDROACRIDINYL)-1,8- DIAMINOOCTANE AT 2.2A RESOLUTION
Coordinates
PDB Format
Method
X-RAY DIFFRACTION
2.20 Å
Oligo State
homo-dimer
Ligands
4 x
NAG:
2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)
NAG.1:
2
residues within 4Å:
Chain A:
N.59,
S.61
2 PLIP interactions:
2 interactions with chain A
Hydrogen bonds:
A:N.59,
A:S.61
NAG.2:
2
residues within 4Å:
Chain A:
N.416,
G.417
1 PLIP interactions:
1 interactions with chain A
Hydrogen bonds:
A:N.416
NAG.4:
2
residues within 4Å:
Chain B:
N.59,
S.61
2 PLIP interactions:
2 interactions with chain B
Hydrogen bonds:
B:N.59,
B:S.61
NAG.5:
2
residues within 4Å:
Chain B:
N.416,
G.417
1 PLIP interactions:
1 interactions with chain B
Hydrogen bonds:
B:N.416
2 x
A8B:
N-QUINOLIN-4-YL-N'-(1,2,3,4-TETRAHYDROACRIDIN-9-YL)OCTANE-1,8-DIAMINE(Non-covalent)
Rydberg, E.H. et al., Complexes of Alkylene-Linked Tacrine Dimers with Torpedo Californica Acetylcholinesterase: Binding of Bis(5)-Tacrine Produces a Dramatic Rearrangement in the Active-Site Gorge. J.Med.Chem. (2006)
