9UAP | pdb_00009uap

cryo-EM structure of ligand-free active-state M1 muscarinic acetylcholine receptor with alpha5 helix of G11 protein complex

PDB DOI: https://doi.org/10.2210/pdb9UAP/pdb
EM Map EMD-63988: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Homo sapiens
Expression System: Spodoptera frugiperda
Mutation(s): No

Deposited: 2025-04-01 Released: 2025-10-29
Deposition Author(s): Zhang, X., Gao, K., Liu, X.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.62 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 ligand-free active-state M1 muscarinic acetylcholine receptor with alpha5 helix of G11 protein complex

Zhang, X., Gao, K., Liu, X.

To be published.

Macromolecule Content

Total Structure Weight: 45.22 kDa
Atom Count: 2,718
Modeled Residue Count: 399
Deposited Residue Count: 399
Unique protein chains: 2

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
M1 muscarinic acetylcholine receptor, de novo design protein	A	372	Homo sapiens	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations Expand
Reference Sequence

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(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein subunit alpha-11	B	27	Homo sapiens	Mutation(s): 0 Gene Names: GNA11, GA11 EC: 3.6.5
UniProt & NIH Common Fund Data Resources
Find proteins for P29992 (Homo sapiens) Explore P29992 Go to UniProtKB: P29992
PHAROS: P29992 GTEx: ENSG00000088256
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P29992
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.62 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487
RECONSTRUCTION	cryoSPARC

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2025-10-29

Deposition Author(s):

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32122041

Revision History (Full details and data files)

Version 1.0: 2025-10-29
Type: Initial release

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.