8X1S | pdb_00008x1s

Cryo-EM structure of human DRA (SLC26A3) bound with tenidap

PDB DOI: https://doi.org/10.2210/pdb8X1S/pdb
EM Map EMD-38000: EMDB EMDataResource

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

Deposited: 2023-11-08 Released: 2025-05-14
Deposition Author(s): Yang, X., Zhang, Y.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.37 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 8X1S

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

Literature

Cryo-EM structure of human DRA (SLC26A3) bound with tenidap

Yang, X., Zhang, Y.

To be published.

Macromolecule Content

Total Structure Weight: 173.49 kDa
Atom Count: 11,015
Modeled Residue Count: 1,404
Deposited Residue Count: 1,550
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chloride anion exchanger	A, B	775	Homo sapiens	Mutation(s): 0 Gene Names: SLC26A3 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P40879 (Homo sapiens) Explore P40879 Go to UniProtKB: P40879
PHAROS: P40879 GTEx: ENSG00000091138
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P40879
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
LPE (Subject of Investigation/LOI) Query on LPE Download:Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain G [auth B] MOL2 format, chain D [auth A] MOL2 format, chain G [auth B] mmCIF format, chain D [auth A] mmCIF format, chain G [auth B]	D [auth A], G [auth B]	1-O-OCTADECYL-SN-GLYCERO-3-PHOSPHOCHOLINE C₂₆ H₅₇ N O₆ P XKBJVQHMEXMFDZ-AREMUKBSSA-O		Interactions Focus chain D [auth A] Focus chain G [auth B] Interactions & Density Focus chain D [auth A] Focus chain G [auth B]
I2U (Subject of Investigation/LOI) Query on I2U Download:Ideal Coordinates CCD File SDF format, chain H [auth B] SDF format, chain E [auth A] MOL2 format, chain H [auth B] MOL2 format, chain E [auth A] mmCIF format, chain H [auth B] mmCIF format, chain E [auth A]	E [auth A], H [auth B]	5-chloranyl-2-oxidanyl-3-thiophen-2-ylcarbonyl-indole-1-carboxamide C₁₄ H₉ Cl N₂ O₃ S IZSFDUMVCVVWKW-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain H [auth B] Interactions & Density Focus chain E [auth A] Focus chain H [auth B]
CL (Subject of Investigation/LOI) Query on CL Download:Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain F [auth B] MOL2 format, chain C [auth A] MOL2 format, chain F [auth B] mmCIF format, chain C [auth A] mmCIF format, chain F [auth B]	C [auth A], F [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain C [auth A] Focus chain F [auth B] Interactions & Density Focus chain C [auth A] Focus chain F [auth B]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.37 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Structure Validation

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View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2025-05-14

Deposition Author(s):

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

Revision History (Full details and data files)

Version 1.0: 2025-05-14
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.