7RB6

Low temperature structure of hAChE in complex with substrate analog 4K-TMA

PDB DOI: https://doi.org/10.2210/pdb7RB6/pdb

Classification: HYDROLASE
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2021-07-05 Released: 2021-09-22
Deposition Author(s): Kovalevsky, A., Gerlits, O., Radic, Z.
Funding Organization(s): National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.40 Å
R-Value Free:
0.215 (Depositor), 0.210 (DCC)
R-Value Work:
0.182 (Depositor), 0.180 (DCC)
R-Value Observed:
0.183 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.2 of the entry. See complete history.

Literature

Room temperature crystallography of human acetylcholinesterase bound to a substrate analogue 4K-TMA: Towards a neutron structure

Gerlits, O., Blakeley, M.P., Keen, D.A., Radic, Z., Kovalevsky, A.

(2021) Curr Res Struct Biol 3: 206-215

DOI: https://doi.org/10.1016/j.crstbi.2021.08.003

Macromolecule Content

Total Structure Weight: 121.48 kDa
Atom Count: 9,057
Modelled Residue Count: 1,080
Deposited Residue Count: 1,100
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetylcholinesterase	A, B	550	Homo sapiens	Mutation(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 Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P22303
Sequence Annotations Expand
Reference Sequence LOADING

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
NWA (Subject of Investigation/LOI) Query on NWA Download Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain G [auth B] MOL2 format, chain C [auth A] MOL2 format, chain G [auth B] mmCIF format, chain C [auth A] mmCIF format, chain G [auth B]	C [auth A], G [auth B]	4,4-DIHYDROXY-N,N,N-TRIMETHYLPENTAN-1-AMINIUM C₈ H₂₀ N O₂ WEYSSHXEYINXQE-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Focus chain G [auth B] Interactions & Density Focus chain C [auth A] Focus chain G [auth B]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain E [auth A] SDF format, chain H [auth B] SDF format, chain I [auth B] SDF format, chain J [auth B] MOL2 format, chain D [auth A] MOL2 format, chain E [auth A] MOL2 format, chain H [auth B] MOL2 format, chain I [auth B] MOL2 format, chain J [auth B] mmCIF format, chain D [auth A] mmCIF format, chain E [auth A] mmCIF format, chain H [auth B] mmCIF format, chain I [auth B] mmCIF format, chain J [auth B]	D [auth A], E [auth A], H [auth B], I [auth B], J [auth B]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain D [auth A] Focus chain E [auth A] Focus chain H [auth B] Focus chain I [auth B] Focus chain J [auth B] Interactions & Density Focus chain D [auth A] Focus chain E [auth A] Focus chain H [auth B] Focus chain I [auth B] Focus chain J [auth B]
NO3 Query on NO3 Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain K [auth B] MOL2 format, chain F [auth A] MOL2 format, chain K [auth B] mmCIF format, chain F [auth A] mmCIF format, chain K [auth B]	F [auth A], K [auth B]	NITRATE ION N O₃ NHNBFGGVMKEFGY-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain K [auth B] Interactions & Density Focus chain F [auth A] Focus chain K [auth B]