9I8U | pdb_00009i8u

Upregulated state of BetP with Potassium in Amphipol A8-35

PDB DOI: https://doi.org/10.2210/pdb9I8U/pdb
EM Map EMD-52738: EMDB EMDataResource

Classification: TRANSPORT PROTEIN
Organism(s): Corynebacterium glutamicum
Expression System: Escherichia coli DH5[alpha]
Mutation(s): No

Deposited: 2025-02-05 Released: 2026-02-18
Deposition Author(s): Urbansky, K., Fu, L., Madej, M.G., Ziegler, C.
Funding Organization(s): Other government

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.33 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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

Literature

Transport regulation of BetP

Heinz, V., Gueler, G., Urbansky, K., Fu, L., Madej, M.G., Maksimov, S., Hamdi, F., Kastritis, P.L., Maentele, W., Kapiki, D., Cordes, T., Kraemer, R., Perez, C., Ziegler, C.

To be published.

Macromolecule Content

Total Structure Weight: 196.61 kDa
Atom Count: 11,721
Modeled Residue Count: 1,541
Deposited Residue Count: 1,818
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glycine betaine transporter BetP	A, B [auth C], C [auth B]	606	Corynebacterium glutamicum	Mutation(s): 0 Gene Names: betP, Cgl0892, cg1016
UniProt
Find proteins for P54582 (Corynebacterium glutamicum (strain ATCC 13032 / DSM 20300 / JCM 1318 / BCRC 11384 / CCUG 27702 / LMG 3730 / NBRC 12168 / NCIMB 10025 / NRRL B-2784 / 534)) Explore P54582 Go to UniProtKB: P54582
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P54582
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
K Query on K Download:Ideal Coordinates CCD File SDF format, chain D [auth C] MOL2 format, chain D [auth C] mmCIF format, chain D [auth C]	D [auth C]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N		Interactions Focus chain D [auth C] Interactions & Density Focus chain D [auth C]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.33 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-02-18

Deposition Author(s):

Funding Organization	Location	Grant Number
Other government	Germany	--

Revision History (Full details and data files)

Version 1.0: 2026-02-18
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.