9I7V | pdb_00009i7v

EAAT1 thermostabilized mutant in Complex with Rubidium, and the allosteric inhibitor UCPH101 in DDS/CHS

PDB DOI: https://doi.org/10.2210/pdb9I7V/pdb
EM Map EMD-52663: EMDB EMDataResource

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

Deposited: 2025-02-02 Released: 2026-02-18
Deposition Author(s): Horn, G., Fu, L., Madej, M.G., Ziegler, C.
Funding Organization(s): German Research Foundation (DFG)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.84 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 9I7V

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

Literature

CryoEM Structure of EAAT1 thermostabilized mutant in Complex with L-Asp, Metal Ions, and the allosteric inhibitor UCPH101 in Salipro and DDS/CHS

Horn, G., Fu, L., Madej, M.G., Ziegler, C.

To be published.

Macromolecule Content

Total Structure Weight: 173 kDa
Atom Count: 9,525
Modeled Residue Count: 1,254
Deposited Residue Count: 1,566
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
EAAT1 thermostabilized mutant	A, B, C	522	Homo sapiens	Mutation(s): 0

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PX6 Query on PX6 Download:Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain G [auth B] SDF format, chain J [auth C] MOL2 format, chain D [auth A] MOL2 format, chain G [auth B] MOL2 format, chain J [auth C] mmCIF format, chain D [auth A] mmCIF format, chain G [auth B] mmCIF format, chain J [auth C]	D [auth A], G [auth B], J [auth C]	1,2-DIPALMITOYL-SN-GLYCERO-3-PHOSPHATE C₃₅ H₆₈ O₈ P PORPENFLTBBHSG-MGBGTMOVSA-M		Interactions Focus chain D [auth A] Focus chain G [auth B] Focus chain J [auth C] Interactions & Density Focus chain D [auth A] Focus chain G [auth B] Focus chain J [auth C]
6Z6 (Subject of Investigation/LOI) Query on 6Z6 Download:Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain H [auth B] SDF format, chain K [auth C] MOL2 format, chain E [auth A] MOL2 format, chain H [auth B] MOL2 format, chain K [auth C] mmCIF format, chain E [auth A] mmCIF format, chain H [auth B] mmCIF format, chain K [auth C]	E [auth A], H [auth B], K [auth C]	2-Amino-5,6,7,8-tetrahydro-4-(4-methoxyphenyl)-7-(naphthalen-1-yl)-5-oxo-4H-chromene-3-carbonitrile C₂₇ H₂₂ N₂ O₃ YBMGNDPBARCLFT-YDONVPIESA-N		Interactions Focus chain E [auth A] Focus chain H [auth B] Focus chain K [auth C] Interactions & Density Focus chain E [auth A] Focus chain H [auth B] Focus chain K [auth C]
RB Query on RB Download:Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain I [auth B] SDF format, chain L [auth C] MOL2 format, chain F [auth A] MOL2 format, chain I [auth B] MOL2 format, chain L [auth C] mmCIF format, chain F [auth A] mmCIF format, chain I [auth B] mmCIF format, chain L [auth C]	F [auth A], I [auth B], L [auth C]	RUBIDIUM ION Rb NCCSSGKUIKYAJD-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain I [auth B] Focus chain L [auth C] Interactions & Density Focus chain F [auth A] Focus chain I [auth B] Focus chain L [auth C]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.84 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	V4
MODEL REFINEMENT	REFMAC	5

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-02-18

Deposition Author(s):

Funding Organization	Location	Grant Number
German Research Foundation (DFG)	Germany	2518

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.