9QPU | pdb_00009qpu

Structure of human butyrylcholinesterase inhibited by the Ellman's reaction product, 2-[(3-carboxy-4-nitrophenyl)disulfanyl]ethyl-trimethylazanium

PDB DOI: https://doi.org/10.2210/pdb9QPU/pdb

Classification: HYDROLASE
Organism(s): Homo sapiens
Expression System: Cricetulus griseus
Mutation(s): Yes

Deposited: 2025-03-29 Released: 2025-11-19
Deposition Author(s): Brazzolotto, X., Stojan, J.
Funding Organization(s): French Ministry of Armed Forces

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.50 Å
R-Value Free:
0.238 (Depositor), 0.237 (DCC)
R-Value Work:
0.183 (Depositor), 0.187 (DCC)
R-Value Observed:
0.186 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Structure of human butyrylcholinesterase inhibited by the Ellman's reaction product, 2-[(3-carboxy-4-nitrophenyl)disulfanyl]ethyl-trimethylazanium

Brazzolotto, X., Stojan, J.

To be published.

Macromolecule Content

Total Structure Weight: 64.45 kDa
Atom Count: 4,663
Modeled Residue Count: 527
Deposited Residue Count: 529
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cholinesterase	A	529	Homo sapiens	Mutation(s): 4 Gene Names: BCHE, CHE1 EC: 3.1.1.8
UniProt & NIH Common Fund Data Resources
Find proteins for P06276 (Homo sapiens) Explore P06276 Go to UniProtKB: P06276
PHAROS: P06276 GTEx: ENSG00000114200
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P06276
Glycosylation
Glycosylation Sites: 6	Glycosylation Focus chain A	Go to GlyGen: P06276-1
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

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Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	2		N-Glycosylation	Interactions Focus chain B Interactions & Density Focus chain B

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	C, D, E	3		N-Glycosylation	Interactions Focus chain C Focus chain D Focus chain E Interactions & Density Focus chain C Focus chain D Focus chain E

Small Molecules

Ligands 7 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1I9A (Subject of Investigation/LOI) Query on A1I9A Download Ideal Coordinates CCD File SDF format, chain H [auth A] SDF format, chain L [auth A] MOL2 format, chain H [auth A] MOL2 format, chain L [auth A] mmCIF format, chain H [auth A] mmCIF format, chain L [auth A]	H [auth A], L [auth A]	2-[(3-carboxy-4-nitro-phenyl)disulfanyl]ethyl-trimethyl-azanium C₁₂ H₁₇ N₂ O₄ S₂ HRJGWYMNBPLENY-UHFFFAOYSA-O		Interactions Focus chain H [auth A] Focus chain L [auth A] Interactions & Density Focus chain H [auth A] Focus chain L [auth A]
NAG Query on NAG Download Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain G [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A]	F [auth A], G [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain F [auth A] Focus chain G [auth A] Interactions & Density Focus chain F [auth A] Focus chain G [auth A]
ETM (Subject of Investigation/LOI) Query on ETM Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain K [auth A] SDF format, chain N [auth A] MOL2 format, chain I [auth A] MOL2 format, chain K [auth A] MOL2 format, chain N [auth A] mmCIF format, chain I [auth A] mmCIF format, chain K [auth A] mmCIF format, chain N [auth A]	I [auth A], K [auth A], N [auth A]	2-(TRIMETHYLAMMONIUM)ETHYL THIOL C₅ H₁₄ N S VFUGTBZQGUVGEX-UHFFFAOYSA-O		Interactions Focus chain I [auth A] Focus chain K [auth A] Focus chain N [auth A] Interactions & Density Focus chain I [auth A] Focus chain K [auth A] Focus chain N [auth A]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain Q [auth A] SDF format, chain R [auth A] SDF format, chain S [auth A] SDF format, chain T [auth A] SDF format, chain U [auth A] SDF format, chain V [auth A] SDF format, chain W [auth A] SDF format, chain X [auth A] SDF format, chain Y [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain R [auth A] MOL2 format, chain S [auth A] MOL2 format, chain T [auth A] MOL2 format, chain U [auth A] MOL2 format, chain V [auth A] MOL2 format, chain W [auth A] MOL2 format, chain X [auth A] MOL2 format, chain Y [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain R [auth A] mmCIF format, chain S [auth A] mmCIF format, chain T [auth A] mmCIF format, chain U [auth A] mmCIF format, chain V [auth A] mmCIF format, chain W [auth A] mmCIF format, chain X [auth A] mmCIF format, chain Y [auth A]	Q [auth A] R [auth A] S [auth A] T [auth A] U [auth A] Q [auth A], R [auth A], S [auth A], T [auth A], U [auth A], V [auth A], W [auth A], X [auth A], Y [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain Q [auth A] Focus chain R [auth A] Focus chain S [auth A] Focus chain T [auth A] Focus chain U [auth A] Focus chain V [auth A] Focus chain W [auth A] Focus chain X [auth A] Focus chain Y [auth A] Interactions & Density Focus chain Q [auth A] Focus chain R [auth A] Focus chain S [auth A] Focus chain T [auth A] Focus chain U [auth A] Focus chain V [auth A] Focus chain W [auth A] Focus chain X [auth A] Focus chain Y [auth A]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain J [auth A] SDF format, chain O [auth A] SDF format, chain P [auth A] MOL2 format, chain J [auth A] MOL2 format, chain O [auth A] MOL2 format, chain P [auth A] mmCIF format, chain J [auth A] mmCIF format, chain O [auth A] mmCIF format, chain P [auth A]	J [auth A], O [auth A], P [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain J [auth A] Focus chain O [auth A] Focus chain P [auth A] Interactions & Density Focus chain J [auth A] Focus chain O [auth A] Focus chain P [auth A]
ACT Query on ACT Download Ideal Coordinates CCD File SDF format, chain M [auth A] MOL2 format, chain M [auth A] mmCIF format, chain M [auth A]	M [auth A]	ACETATE ION C₂ H₃ O₂ QTBSBXVTEAMEQO-UHFFFAOYSA-M		Interactions Focus chain M [auth A] Interactions & Density Focus chain M [auth A]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain Z [auth A] MOL2 format, chain Z [auth A] mmCIF format, chain Z [auth A]	Z [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain Z [auth A] Interactions & Density Focus chain Z [auth A]