9J37 | pdb_00009j37

Cryo-EM structure of human Alpha-7 nicotinic acetylcholine receptor

PDB DOI: https://doi.org/10.2210/pdb9J37/pdb
EM Map EMD-61108: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): No
Membrane Protein: Yes MemProtMD

Deposited: 2024-08-08 Released: 2025-08-13
Deposition Author(s): Yu, R., Zhao, Y.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.30 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

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

Literature

Cryo-EM structure of human Alpha-7 nicotinic acetylcholine receptor

Lei, R.Y., Hui, J.Z.

To be published.

Macromolecule Content

Total Structure Weight: 276.22 kDa
Atom Count: 15,970
Modeled Residue Count: 1,975
Deposited Residue Count: 2,400
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Neuronal acetylcholine receptor subunit alpha-7	A, B, C, D, E	480	Homo sapiens	Mutation(s): 0 Gene Names: CHRNA7, NACHRA7 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P36544 (Homo sapiens) Explore P36544 Go to UniProtKB: P36544
PHAROS: P36544 GTEx: ENSG00000175344
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P36544
Glycosylation
Glycosylation Sites: 2	Glycosylation Focus chain A Focus chain B Focus chain C Focus chain D Focus chain E	Go to GlyGen: P36544-1
Sequence Annotations Expand
Reference Sequence

Oligosaccharides

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Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	F, G, H, I, J	2		N-Glycosylation	Interactions Focus chain F Focus chain G Focus chain H Focus chain I Focus chain J Interactions & Density Focus chain F Focus chain G Focus chain H Focus chain I Focus chain J
Glycosylation Resources
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CLR (Subject of Investigation/LOI) Query on CLR Download Ideal Coordinates CCD File SDF format, chain L [auth A] SDF format, chain N [auth B] SDF format, chain P [auth C] SDF format, chain R [auth D] SDF format, chain T [auth E] MOL2 format, chain L [auth A] MOL2 format, chain N [auth B] MOL2 format, chain P [auth C] MOL2 format, chain R [auth D] MOL2 format, chain T [auth E] mmCIF format, chain L [auth A] mmCIF format, chain N [auth B] mmCIF format, chain P [auth C] mmCIF format, chain R [auth D] mmCIF format, chain T [auth E]	L [auth A], N [auth B], P [auth C], R [auth D], T [auth E]	CHOLESTEROL C₂₇ H₄₆ O HVYWMOMLDIMFJA-DPAQBDIFSA-N		Interactions Focus chain L [auth A] Focus chain N [auth B] Focus chain P [auth C] Focus chain R [auth D] Focus chain T [auth E] Interactions & Density Focus chain L [auth A] Focus chain N [auth B] Focus chain P [auth C] Focus chain R [auth D] Focus chain T [auth E]
NAG (Subject of Investigation/LOI) Query on NAG Download Ideal Coordinates CCD File SDF format, chain K [auth A] SDF format, chain M [auth B] SDF format, chain O [auth C] SDF format, chain Q [auth D] SDF format, chain S [auth E] MOL2 format, chain K [auth A] MOL2 format, chain M [auth B] MOL2 format, chain O [auth C] MOL2 format, chain Q [auth D] MOL2 format, chain S [auth E] mmCIF format, chain K [auth A] mmCIF format, chain M [auth B] mmCIF format, chain O [auth C] mmCIF format, chain Q [auth D] mmCIF format, chain S [auth E]	K [auth A], M [auth B], O [auth C], Q [auth D], S [auth E]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain K [auth A] Focus chain M [auth B] Focus chain O [auth C] Focus chain Q [auth D] Focus chain S [auth E] Interactions & Density Focus chain K [auth A] Focus chain M [auth B] Focus chain O [auth C] Focus chain Q [auth D] Focus chain S [auth E]