9F6R | pdb_00009f6r

Crystal structure of human acetylcholinesterase in complex with the uncharged hybrid reactivator quinoline-3-hydroxy-pyridinaldoxime


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.75 Å
  • R-Value Free: 
    0.217 (Depositor), 0.222 (DCC) 
  • R-Value Work: 
    0.196 (Depositor), 0.200 (DCC) 
  • R-Value Observed: 
    0.196 (Depositor) 

Starting Model: experimental
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Literature

Crystal structure of human acetylcholinesterase in complex with the uncharged hybrid reactivator quinoline-3-hydroxy-pyridinaldoxime

Dias, J.Nachon, F.

To be published.

Macromolecule Content 

  • Total Structure Weight: 129.59 kDa 
  • Atom Count: 9,318 
  • Modeled Residue Count: 1,070 
  • Deposited Residue Count: 1,086 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
Acetylcholinesterase
A, B
543MyxococcaceaeMutation(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 GlycosylationD 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 GlycosylationD Interactions
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose
D
4N-Glycosylation
Glycosylation Resources
GlyTouCan: G32152BH
GlyCosmos: G32152BH
GlyGen: G32152BH
Entity ID: 4
MoleculeChains Length2D Diagram GlycosylationD Interactions
N-acetyl-alpha-neuraminic acid-(2-3)-beta-L-galactopyranoseE [auth H]2N/A
Glycosylation Resources
GlyTouCan: G43945QB
GlyCosmos: G43945QB

Small Molecules

Ligands 9 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
A1IAS
(Subject of Investigation/LOI)

Query on A1IAS



Download:Ideal Coordinates CCD File
CA [auth A]2-[(~{Z})-hydroxyiminomethyl]-6-[4-(quinolin-4-ylamino)butyl]pyridin-3-ol
C19 H20 N4 O2
QBVIYHCPRAHKBD-UHFFFAOYSA-N
EPE

Query on EPE



Download:Ideal Coordinates CCD File
BA [auth A],
TD [auth B]
4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
A1AAJ

Query on A1AAJ



Download:Ideal Coordinates CCD File
PD [auth B]N-Acetyl-D-Talosamine
C8 H15 N O6
OVRNDRQMDRJTHS-DWOUCZDBSA-N
SO4

Query on SO4



Download:Ideal Coordinates CCD File
DD [auth B]
ED [auth B]
F [auth A]
FD [auth B]
G [auth A]
DD [auth B],
ED [auth B],
F [auth A],
FD [auth B],
G [auth A],
GD [auth B],
H [auth A],
HD [auth B],
I [auth A],
ID [auth B],
J [auth A],
JD [auth B],
K [auth A],
KD [auth B],
L [auth A],
LD [auth B],
M [auth A],
MD [auth B],
N [auth A],
ND [auth B],
O [auth A],
OD [auth B],
P [auth A],
Q [auth A],
R [auth A]
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
GOL

Query on GOL



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AA [auth A]
QD [auth B]
RD [auth B]
S [auth A]
SD [auth B]
AA [auth A],
QD [auth B],
RD [auth B],
S [auth A],
SD [auth B],
T [auth A],
U [auth A],
UD [auth B],
V [auth A],
VD [auth B],
W [auth A],
X [auth A],
Y [auth A],
Z [auth A]
GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
ACT

Query on ACT



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WD [auth B]ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
CL

Query on CL



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AE [auth B]
BE [auth B]
CE [auth B]
DA [auth A]
DE [auth B]
AE [auth B],
BE [auth B],
CE [auth B],
DA [auth A],
DE [auth B],
EA [auth A],
EE [auth B],
FA [auth A],
FE [auth B],
GA [auth A],
GE [auth B],
HA [auth A],
HE [auth B],
IA [auth A],
IE [auth B],
JA [auth A],
JE [auth B],
KA [auth A],
KE [auth B],
LA [auth A],
LE [auth B],
MA [auth A],
ME [auth B],
NA [auth A],
NE [auth B],
OA [auth A],
OE [auth B],
PA [auth A],
PE [auth B],
QA [auth A],
QE [auth B],
RA [auth A],
RE [auth B],
SA [auth A],
SE [auth B],
TA [auth A],
TE [auth B],
UA [auth A],
UE [auth B],
VA [auth A],
XD [auth B],
YD [auth B],
ZD [auth B]
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
MG

Query on MG



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AD [auth A]
BD [auth A]
CD [auth A]
FG [auth B]
GG [auth B]
AD [auth A],
BD [auth A],
CD [auth A],
FG [auth B],
GG [auth B],
HG [auth B],
QC [auth A],
RC [auth A],
SC [auth A],
TC [auth A],
UC [auth A],
VC [auth A],
WC [auth A],
XC [auth A],
YC [auth A],
ZC [auth A]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
NA

Query on NA



Download:Ideal Coordinates CCD File
AB [auth A]
AC [auth A]
AF [auth B]
AG [auth B]
BB [auth A]
AB [auth A],
AC [auth A],
AF [auth B],
AG [auth B],
BB [auth A],
BC [auth A],
BF [auth B],
BG [auth B],
CB [auth A],
CC [auth A],
CF [auth B],
CG [auth B],
DB [auth A],
DC [auth A],
DF [auth B],
DG [auth B],
EB [auth A],
EC [auth A],
EF [auth B],
EG [auth B],
FB [auth A],
FC [auth A],
FF [auth B],
GB [auth A],
GC [auth A],
GF [auth B],
HB [auth A],
HC [auth A],
HF [auth B],
IB [auth A],
IC [auth A],
IF [auth B],
JB [auth A],
JC [auth A],
JF [auth B],
KB [auth A],
KC [auth A],
KF [auth B],
LB [auth A],
LC [auth A],
LF [auth B],
MB [auth A],
MC [auth A],
MF [auth B],
NB [auth A],
NC [auth A],
NF [auth B],
OB [auth A],
OC [auth A],
OF [auth B],
PB [auth A],
PC [auth A],
PF [auth B],
QB [auth A],
QF [auth B],
RB [auth A],
RF [auth B],
SB [auth A],
SF [auth B],
TB [auth A],
TF [auth B],
UB [auth A],
UF [auth B],
VB [auth A],
VE [auth B],
VF [auth B],
WA [auth A],
WB [auth A],
WE [auth B],
WF [auth B],
XA [auth A],
XB [auth A],
XE [auth B],
XF [auth B],
YA [auth A],
YB [auth A],
YE [auth B],
YF [auth B],
ZA [auth A],
ZB [auth A],
ZE [auth B],
ZF [auth B]
SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
OAS
Query on OAS
A, B
L-PEPTIDE LINKINGC5 H9 N O4SER

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.75 Å
  • R-Value Free:  0.217 (Depositor), 0.222 (DCC) 
  • R-Value Work:  0.196 (Depositor), 0.200 (DCC) 
  • R-Value Observed: 0.196 (Depositor) 
Space Group: P 61
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 210.738α = 90
b = 210.738β = 90
c = 114.799γ = 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
Agence Nationale de la Recherche (ANR)FranceANR-17-CE39-0012-01

Revision History  (Full details and data files)

  • Version 1.0: 2025-11-12
    Type: Initial release