7EKI

human alpha 7 nicotinic acetylcholine receptor in apo-form

PDB DOI: https://doi.org/10.2210/pdb7EKI/pdb
EM Map EMD-31168: EMDB EMDataResource

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

Deposited: 2021-04-05 Released: 2021-05-19
Deposition Author(s): Liu, S., Zhao, Y., Sun, D., Tian, C.

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.18 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

This is version 1.1 of the entry. See complete history.

Literature

Structural basis of human alpha 7 nicotinic acetylcholine receptor activation.

Zhao, Y., Liu, S., Zhou, Y., Zhang, M., Chen, H., Eric Xu, H., Sun, D., Liu, L., Tian, C.

(2021) Cell Res 31: 713-716

PubMed: 33958730 Search on PubMedSearch on PubMed Central
DOI: https://doi.org/10.1038/s41422-021-00509-6
Primary Citation of Related Structures:
7EKI, 7EKP, 7EKT

Organizational Affiliation

Hefei National Laboratory of Physical Sciences at Microscale, Anhui Laboratory of Advanced Photonic Science and Technology, and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui, China.

Macromolecule Content

Total Structure Weight: 287.69 kDa
Atom Count: 16,005
Modelled Residue Count: 1,975
Deposited Residue Count: 2,510
Unique protein chains: 1

Macromolecules

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(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	502	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
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 Query on CLR Download Ideal Coordinates CCD File SDF format, chain N [auth B] SDF format, chain P [auth C] SDF format, chain R [auth D] SDF format, chain T [auth E] SDF 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] MOL2 format, chain L [auth A]	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 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]	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]