9TIV | pdb_00009tiv

cryo-EM structure of MscL G22S mutant from Escherichia coli in MSP nanodisc

PDB DOI: https://doi.org/10.2210/pdb9TIV/pdb
EM Map EMD-55971: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Escherichia coli
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2025-12-05 Released: 2026-09-09
Deposition Author(s): Xiao, T., Sprink, T., Lange, A.
Funding Organization(s): German Research Foundation (DFG)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.46 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

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

Literature

cryo-EM structure of MscL G22S mutant from Escherichia coli in MSP nanodisc

Xiao, T., Sprink, T., Lange, A.

To be published.

Macromolecule Content

Total Structure Weight: 75.01 kDa
Atom Count: 4,595
Modeled Residue Count: 630
Deposited Residue Count: 680
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Large-conductance mechanosensitive channel	A, B [auth D], C, D [auth E], E [auth B]	136	Escherichia coli	Mutation(s): 1 Gene Names: mscL, yhdC, b3291, JW3252
UniProt
Find proteins for P0A742 (Escherichia coli (strain K12)) Explore P0A742 Go to UniProtKB: P0A742
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0A742
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.46 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419
RECONSTRUCTION	cryoSPARC

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-09

Deposition Author(s):

Funding Organization	Location	Grant Number
German Research Foundation (DFG)	Germany	EXC 2008 1 UniSysCat 390540038

Revision History (Full details and data files)

Version 1.0: 2026-09-09
Type: Initial release

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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.