8P22

X-ray structure of acetylcholine-binding protein (AChBP) in complex with IOTA376.

PDB DOI: https://doi.org/10.2210/pdb8P22/pdb

Classification: CHOLINE-BINDING PROTEIN
Organism(s): Lymnaea stagnalis
Expression System: Spodoptera frugiperda
Mutation(s): No

Deposited: 2023-05-14 Released: 2024-05-08
Deposition Author(s): Cederfelt, D., Boronat, P., Dobritzsch, D., Hennig, S., Fitzgerald, E.A., de Esch, I.J.P., Danielson, U.H.
Funding Organization(s): Marie Sklodowska-Curie Actions, FragNET ITN

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.20 Å
R-Value Work: 0.231
R-Value Observed: 0.231

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

Elucidating the regulation of ligand gated ion channels via biophysical studies of ligand-induced conformational dynamics of acetylcholine binding proteins

Fitzgerald, E.A., Cederfelt, D., Boronat, P., Aarmo Lund, B., Dobritzsch, D., de Esch, I.J.P., Danielson, U.H.

To be published.

Macromolecule Content

Total Structure Weight: 237.21 kDa
Atom Count: 17,025
Modelled Residue Count: 1,998
Deposited Residue Count: 2,060
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetylcholine-binding protein	A, B, C, D, E A, B, C, D, E, F, G, H, I, J	206	Lymnaea stagnalis	Mutation(s): 0
UniProt
Find proteins for P58154 (Lymnaea stagnalis) Explore P58154 Go to UniProtKB: P58154
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P58154
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
WNO (Subject of Investigation/LOI) Query on WNO Download Ideal Coordinates CCD File SDF format, chain K [auth A] SDF format, chain M [auth C] SDF format, chain N [auth C] SDF format, chain P [auth D] SDF format, chain Q [auth E] SDF format, chain R [auth F] SDF format, chain T [auth G] SDF format, chain U [auth H] SDF format, chain V [auth I] MOL2 format, chain K [auth A] MOL2 format, chain M [auth C] MOL2 format, chain N [auth C] MOL2 format, chain P [auth D] MOL2 format, chain Q [auth E] MOL2 format, chain R [auth F] MOL2 format, chain T [auth G] MOL2 format, chain U [auth H] MOL2 format, chain V [auth I] mmCIF format, chain K [auth A] mmCIF format, chain M [auth C] mmCIF format, chain N [auth C] mmCIF format, chain P [auth D] mmCIF format, chain Q [auth E] mmCIF format, chain R [auth F] mmCIF format, chain T [auth G] mmCIF format, chain U [auth H] mmCIF format, chain V [auth I]	K [auth A] M [auth C] N [auth C] P [auth D] Q [auth E] K [auth A], M [auth C], N [auth C], P [auth D], Q [auth E], R [auth F], T [auth G], U [auth H], V [auth I]	2-[(2~{R})-1-ethylimidazolidin-2-yl]-6-pyridin-2-yl-pyridine C₁₅ H₁₈ N₄ KCAOHIFEVJIEQE-OAHLLOKOSA-N		Interactions Focus chain K [auth A] Focus chain M [auth C] Focus chain N [auth C] Focus chain P [auth D] Focus chain Q [auth E] Focus chain R [auth F] Focus chain T [auth G] Focus chain U [auth H] Focus chain V [auth I] Interactions & Density Focus chain K [auth A] Focus chain M [auth C] Focus chain N [auth C] Focus chain P [auth D] Focus chain Q [auth E] Focus chain R [auth F] Focus chain T [auth G] Focus chain U [auth H] Focus chain V [auth I]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain L [auth A] SDF format, chain O [auth C] SDF format, chain S [auth F] MOL2 format, chain L [auth A] MOL2 format, chain O [auth C] MOL2 format, chain S [auth F] mmCIF format, chain L [auth A] mmCIF format, chain O [auth C] mmCIF format, chain S [auth F]	L [auth A], O [auth C], S [auth F]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain L [auth A] Focus chain O [auth C] Focus chain S [auth F] Interactions & Density Focus chain L [auth A] Focus chain O [auth C] Focus chain S [auth F]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain W [auth J] MOL2 format, chain W [auth J] mmCIF format, chain W [auth J]	W [auth J]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain W [auth J] Interactions & Density Focus chain W [auth J]