8X1U | pdb_00008x1u

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

PDB DOI: https://doi.org/10.2210/pdb8X1U/pdb
EM Map EMD-38002: 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: 2.21 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 8X1U

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

Literature

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

Yang, X., Zhang, Y.

To be published.

Macromolecule Content

Total Structure Weight: 192.61 kDa
Atom Count: 12,323
Modeled Residue Count: 1,403
Deposited Residue Count: 1,550
Unique protein chains: 1

Macromolecules

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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 7 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
POV Query on POV Download:Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain GC [auth B] SDF format, chain HC [auth B] SDF format, chain PA [auth A] MOL2 format, chain D [auth A] MOL2 format, chain GC [auth B] MOL2 format, chain HC [auth B] MOL2 format, chain PA [auth A] mmCIF format, chain D [auth A] mmCIF format, chain GC [auth B] mmCIF format, chain HC [auth B] mmCIF format, chain PA [auth A]	D [auth A], GC [auth B], HC [auth B], PA [auth A]	(2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate C₄₂ H₈₂ N O₈ P WTJKGGKOPKCXLL-PFDVCBLKSA-N		Interactions Focus chain D [auth A] Focus chain GC [auth B] Focus chain HC [auth B] Focus chain PA [auth A] Interactions & Density Focus chain D [auth A] Focus chain GC [auth B] Focus chain HC [auth B] Focus chain PA [auth A]
LPE Query on LPE Download:Ideal Coordinates CCD File SDF format, chain AA [auth A] SDF format, chain DB [auth B] SDF format, chain EC [auth B] SDF format, chain FB [auth B] SDF format, chain G [auth A] SDF format, chain GB [auth B] SDF format, chain O [auth A] SDF format, chain QB [auth B] SDF format, chain R [auth A] SDF format, chain VA [auth B] SDF format, chain X [auth A] SDF format, chain Q [auth A] SDF format, chain OA [auth A] SDF format, chain NB [auth B] MOL2 format, chain AA [auth A] MOL2 format, chain DB [auth B] MOL2 format, chain EC [auth B] MOL2 format, chain FB [auth B] MOL2 format, chain G [auth A] MOL2 format, chain GB [auth B] MOL2 format, chain O [auth A] MOL2 format, chain QB [auth B] MOL2 format, chain R [auth A] MOL2 format, chain VA [auth B] MOL2 format, chain X [auth A] MOL2 format, chain Q [auth A] MOL2 format, chain OA [auth A] MOL2 format, chain NB [auth B] mmCIF format, chain AA [auth A] mmCIF format, chain DB [auth B] mmCIF format, chain EC [auth B] mmCIF format, chain FB [auth B] mmCIF format, chain G [auth A] mmCIF format, chain GB [auth B] mmCIF format, chain O [auth A] mmCIF format, chain QB [auth B] mmCIF format, chain R [auth A] mmCIF format, chain VA [auth B] mmCIF format, chain X [auth A] mmCIF format, chain Q [auth A] mmCIF format, chain OA [auth A] mmCIF format, chain NB [auth B]	AA [auth A] DB [auth B] EC [auth B] FB [auth B] G [auth A] AA [auth A], DB [auth B], EC [auth B], FB [auth B], G [auth A], GB [auth B], NB [auth B], O [auth A], OA [auth A], Q [auth A], QB [auth B], R [auth A], VA [auth B], X [auth A]	1-O-OCTADECYL-SN-GLYCERO-3-PHOSPHOCHOLINE C₂₆ H₅₇ N O₆ P XKBJVQHMEXMFDZ-AREMUKBSSA-O		Interactions Focus chain AA [auth A] Focus chain DB [auth B] Focus chain EC [auth B] Focus chain FB [auth B] Focus chain G [auth A] Focus chain GB [auth B] Focus chain NB [auth B] Focus chain O [auth A] Focus chain OA [auth A] Focus chain Q [auth A] Focus chain QB [auth B] Focus chain R [auth A] Focus chain VA [auth B] Focus chain X [auth A] Interactions & Density Focus chain AA [auth A] Focus chain DB [auth B] Focus chain EC [auth B] Focus chain FB [auth B] Focus chain G [auth A] Focus chain GB [auth B] Focus chain NB [auth B] Focus chain O [auth A] Focus chain OA [auth A] Focus chain Q [auth A] Focus chain QB [auth B] Focus chain R [auth A] Focus chain VA [auth B] Focus chain X [auth A]
CLR (Subject of Investigation/LOI) Query on CLR Download:Ideal Coordinates CCD File SDF format, chain MB [auth B] SDF format, chain RA [auth A] MOL2 format, chain MB [auth B] MOL2 format, chain RA [auth A] mmCIF format, chain MB [auth B] mmCIF format, chain RA [auth A]	MB [auth B], RA [auth A]	CHOLESTEROL C₂₇ H₄₆ O HVYWMOMLDIMFJA-DPAQBDIFSA-N		Interactions Focus chain MB [auth B] Focus chain RA [auth A] Interactions & Density Focus chain MB [auth B] Focus chain RA [auth A]
C14 Query on C14 Download:Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain I [auth A] SDF format, chain OB [auth B] SDF format, chain Y [auth A] SDF format, chain XA [auth B] SDF format, chain TA [auth B] SDF format, chain KA [auth A] SDF format, chain AC [auth B] MOL2 format, chain E [auth A] MOL2 format, chain I [auth A] MOL2 format, chain OB [auth B] MOL2 format, chain Y [auth A] MOL2 format, chain XA [auth B] MOL2 format, chain TA [auth B] MOL2 format, chain KA [auth A] MOL2 format, chain AC [auth B] mmCIF format, chain E [auth A] mmCIF format, chain I [auth A] mmCIF format, chain OB [auth B] mmCIF format, chain Y [auth A] mmCIF format, chain XA [auth B] mmCIF format, chain TA [auth B] mmCIF format, chain KA [auth A] mmCIF format, chain AC [auth B]	AC [auth B] E [auth A] I [auth A] KA [auth A] OB [auth B] AC [auth B], E [auth A], I [auth A], KA [auth A], OB [auth B], TA [auth B], XA [auth B], Y [auth A]	TETRADECANE C₁₄ H₃₀ BGHCVCJVXZWKCC-UHFFFAOYSA-N		Interactions Focus chain AC [auth B] Focus chain E [auth A] Focus chain I [auth A] Focus chain KA [auth A] Focus chain OB [auth B] Focus chain TA [auth B] Focus chain XA [auth B] Focus chain Y [auth A] Interactions & Density Focus chain AC [auth B] Focus chain E [auth A] Focus chain I [auth A] Focus chain KA [auth A] Focus chain OB [auth B] Focus chain TA [auth B] Focus chain XA [auth B] Focus chain Y [auth A]
D12 Query on D12 Download:Ideal Coordinates CCD File SDF format, chain BC [auth B] SDF format, chain K [auth A] SDF format, chain LB [auth B] SDF format, chain QA [auth A] SDF format, chain XB [auth B] SDF format, chain ZA [auth B] SDF format, chain ZB [auth B] SDF format, chain W [auth A] SDF format, chain UA [auth B] SDF format, chain RB [auth B] SDF format, chain LA [auth A] SDF format, chain JA [auth A] SDF format, chain HA [auth A] SDF format, chain FC [auth B] SDF format, chain F [auth A] SDF format, chain BA [auth A] MOL2 format, chain BC [auth B] MOL2 format, chain K [auth A] MOL2 format, chain LB [auth B] MOL2 format, chain QA [auth A] MOL2 format, chain XB [auth B] MOL2 format, chain ZA [auth B] MOL2 format, chain ZB [auth B] MOL2 format, chain W [auth A] MOL2 format, chain UA [auth B] MOL2 format, chain RB [auth B] MOL2 format, chain LA [auth A] MOL2 format, chain JA [auth A] MOL2 format, chain HA [auth A] MOL2 format, chain FC [auth B] MOL2 format, chain F [auth A] MOL2 format, chain BA [auth A] mmCIF format, chain BC [auth B] mmCIF format, chain K [auth A] mmCIF format, chain LB [auth B] mmCIF format, chain QA [auth A] mmCIF format, chain XB [auth B] mmCIF format, chain ZA [auth B] mmCIF format, chain ZB [auth B] mmCIF format, chain W [auth A] mmCIF format, chain UA [auth B] mmCIF format, chain RB [auth B] mmCIF format, chain LA [auth A] mmCIF format, chain JA [auth A] mmCIF format, chain HA [auth A] mmCIF format, chain FC [auth B] mmCIF format, chain F [auth A] mmCIF format, chain BA [auth A]	BA [auth A] BC [auth B] F [auth A] FC [auth B] HA [auth A] BA [auth A], BC [auth B], F [auth A], FC [auth B], HA [auth A], JA [auth A], K [auth A], LA [auth A], LB [auth B], QA [auth A], RB [auth B], UA [auth B], W [auth A], XB [auth B], ZA [auth B], ZB [auth B]	DODECANE C₁₂ H₂₆ SNRUBQQJIBEYMU-UHFFFAOYSA-N		Interactions Focus chain BA [auth A] Focus chain BC [auth B] Focus chain F [auth A] Focus chain FC [auth B] Focus chain HA [auth A] Focus chain JA [auth A] Focus chain K [auth A] Focus chain LA [auth A] Focus chain LB [auth B] Focus chain QA [auth A] Focus chain RB [auth B] Focus chain UA [auth B] Focus chain W [auth A] Focus chain XB [auth B] Focus chain ZA [auth B] Focus chain ZB [auth B] Interactions & Density Focus chain BA [auth A] Focus chain BC [auth B] Focus chain F [auth A] Focus chain FC [auth B] Focus chain HA [auth A] Focus chain JA [auth A] Focus chain K [auth A] Focus chain LA [auth A] Focus chain LB [auth B] Focus chain QA [auth A] Focus chain RB [auth B] Focus chain UA [auth B] Focus chain W [auth A] Focus chain XB [auth B] Focus chain ZA [auth B] Focus chain ZB [auth B]
D10 Query on D10 Download:Ideal Coordinates CCD File SDF format, chain BB [auth B] SDF format, chain CB [auth B] SDF format, chain DA [auth A] SDF format, chain DC [auth B] SDF format, chain EA [auth A] SDF format, chain EB [auth B] SDF format, chain GA [auth A] SDF format, chain HB [auth B] SDF format, chain IA [auth A] SDF format, chain IB [auth B] SDF format, chain J [auth A] SDF format, chain JB [auth B] SDF format, chain MA [auth A] SDF format, chain NA [auth A] SDF format, chain P [auth A] SDF format, chain PB [auth B] SDF format, chain T [auth A] SDF format, chain TB [auth B] SDF format, chain WA [auth B] SDF format, chain WB [auth B] SDF format, chain YB [auth B] SDF format, chain Z [auth A] SDF format, chain YA [auth B] SDF format, chain VB [auth B] SDF format, chain V [auth A] SDF format, chain UB [auth B] SDF format, chain U [auth A] SDF format, chain SB [auth B] SDF format, chain S [auth A] SDF format, chain N [auth A] SDF format, chain M [auth A] SDF format, chain L [auth A] SDF format, chain KB [auth B] SDF format, chain H [auth A] SDF format, chain FA [auth A] SDF format, chain CC [auth B] SDF format, chain CA [auth A] SDF format, chain AB [auth B] MOL2 format, chain BB [auth B] MOL2 format, chain CB [auth B] MOL2 format, chain DA [auth A] MOL2 format, chain DC [auth B] MOL2 format, chain EA [auth A] MOL2 format, chain EB [auth B] MOL2 format, chain GA [auth A] MOL2 format, chain HB [auth B] MOL2 format, chain IA [auth A] MOL2 format, chain IB [auth B] MOL2 format, chain J [auth A] MOL2 format, chain JB [auth B] MOL2 format, chain MA [auth A] MOL2 format, chain NA [auth A] MOL2 format, chain P [auth A] MOL2 format, chain PB [auth B] MOL2 format, chain T [auth A] MOL2 format, chain TB [auth B] MOL2 format, chain WA [auth B] MOL2 format, chain WB [auth B] MOL2 format, chain YB [auth B] MOL2 format, chain Z [auth A] MOL2 format, chain YA [auth B] MOL2 format, chain VB [auth B] MOL2 format, chain V [auth A] MOL2 format, chain UB [auth B] MOL2 format, chain U [auth A] MOL2 format, chain SB [auth B] MOL2 format, chain S [auth A] MOL2 format, chain N [auth A] MOL2 format, chain M [auth A] MOL2 format, chain L [auth A] MOL2 format, chain KB [auth B] MOL2 format, chain H [auth A] MOL2 format, chain FA [auth A] MOL2 format, chain CC [auth B] MOL2 format, chain CA [auth A] MOL2 format, chain AB [auth B] mmCIF format, chain BB [auth B] mmCIF format, chain CB [auth B] mmCIF format, chain DA [auth A] mmCIF format, chain DC [auth B] mmCIF format, chain EA [auth A] mmCIF format, chain EB [auth B] mmCIF format, chain GA [auth A] mmCIF format, chain HB [auth B] mmCIF format, chain IA [auth A] mmCIF format, chain IB [auth B] mmCIF format, chain J [auth A] mmCIF format, chain JB [auth B] mmCIF format, chain MA [auth A] mmCIF format, chain NA [auth A] mmCIF format, chain P [auth A] mmCIF format, chain PB [auth B] mmCIF format, chain T [auth A] mmCIF format, chain TB [auth B] mmCIF format, chain WA [auth B] mmCIF format, chain WB [auth B] mmCIF format, chain YB [auth B] mmCIF format, chain Z [auth A] mmCIF format, chain YA [auth B] mmCIF format, chain VB [auth B] mmCIF format, chain V [auth A] mmCIF format, chain UB [auth B] mmCIF format, chain U [auth A] mmCIF format, chain SB [auth B] mmCIF format, chain S [auth A] mmCIF format, chain N [auth A] mmCIF format, chain M [auth A] mmCIF format, chain L [auth A] mmCIF format, chain KB [auth B] mmCIF format, chain H [auth A] mmCIF format, chain FA [auth A] mmCIF format, chain CC [auth B] mmCIF format, chain CA [auth A] mmCIF format, chain AB [auth B]	AB [auth B] BB [auth B] CA [auth A] CB [auth B] CC [auth B] AB [auth B], BB [auth B], CA [auth A], CB [auth B], CC [auth B], DA [auth A], DC [auth B], EA [auth A], EB [auth B], FA [auth A], GA [auth A], H [auth A], HB [auth B], IA [auth A], IB [auth B], J [auth A], JB [auth B], KB [auth B], L [auth A], M [auth A], MA [auth A], N [auth A], NA [auth A], P [auth A], PB [auth B], S [auth A], SB [auth B], T [auth A], TB [auth B], U [auth A], UB [auth B], V [auth A], VB [auth B], WA [auth B], WB [auth B], YA [auth B], YB [auth B], Z [auth A]	DECANE C₁₀ H₂₂ DIOQZVSQGTUSAI-UHFFFAOYSA-N		Interactions Focus chain AB [auth B] Focus chain BB [auth B] Focus chain CA [auth A] Focus chain CB [auth B] Focus chain CC [auth B] Focus chain DA [auth A] Focus chain DC [auth B] Focus chain EA [auth A] Focus chain EB [auth B] Focus chain FA [auth A] Focus chain GA [auth A] Focus chain H [auth A] Focus chain HB [auth B] Focus chain IA [auth A] Focus chain IB [auth B] Focus chain J [auth A] Focus chain JB [auth B] Focus chain KB [auth B] Focus chain L [auth A] Focus chain M [auth A] Focus chain MA [auth A] Focus chain N [auth A] Focus chain NA [auth A] Focus chain P [auth A] Focus chain PB [auth B] Focus chain S [auth A] Focus chain SB [auth B] Focus chain T [auth A] Focus chain TB [auth B] Focus chain U [auth A] Focus chain UB [auth B] Focus chain V [auth A] Focus chain VB [auth B] Focus chain WA [auth B] Focus chain WB [auth B] Focus chain YA [auth B] Focus chain YB [auth B] Focus chain Z [auth A] Interactions & Density Focus chain AB [auth B] Focus chain BB [auth B] Focus chain CA [auth A] Focus chain CB [auth B] Focus chain CC [auth B] Focus chain DA [auth A] Focus chain DC [auth B] Focus chain EA [auth A] Focus chain EB [auth B] Focus chain FA [auth A] Focus chain GA [auth A] Focus chain H [auth A] Focus chain HB [auth B] Focus chain IA [auth A] Focus chain IB [auth B] Focus chain J [auth A] Focus chain JB [auth B] Focus chain KB [auth B] Focus chain L [auth A] Focus chain M [auth A] Focus chain MA [auth A] Focus chain N [auth A] Focus chain NA [auth A] Focus chain P [auth A] Focus chain PB [auth B] Focus chain S [auth A] Focus chain SB [auth B] Focus chain T [auth A] Focus chain TB [auth B] Focus chain U [auth A] Focus chain UB [auth B] Focus chain V [auth A] Focus chain VB [auth B] Focus chain WA [auth B] Focus chain WB [auth B] Focus chain YA [auth B] Focus chain YB [auth B] Focus chain Z [auth A]
OXL (Subject of Investigation/LOI) Query on OXL Download:Ideal Coordinates CCD File SDF format, chain C [auth A] SDF format, chain SA [auth B] MOL2 format, chain C [auth A] MOL2 format, chain SA [auth B] mmCIF format, chain C [auth A] mmCIF format, chain SA [auth B]	C [auth A], SA [auth B]	OXALATE ION C₂ O₄ MUBZPKHOEPUJKR-UHFFFAOYSA-L		Interactions Focus chain C [auth A] Focus chain SA [auth B] Interactions & Density Focus chain C [auth A] Focus chain SA [auth B]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.21 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

Structure Validation

View Full Validation Report

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.