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Protein

Chloride anion exchanger

Gene

Slc26a3

Organism
Rattus norvegicus (Rat)
Status
Reviewed-Annotation score: -Experimental evidence at transcript leveli

Functioni

Chloride/bicarbonate exchanger. Mediates the efficient absorption of chloride ions in the colon, participating in fluid homeostasis. Plays a role in the chloride and bicarbonate homeostasis during sperm epididymal maturation and capacitation (By similarity).By similarity

GO - Molecular functioni

GO - Biological processi

Keywordsi

Biological processAntiport, Transport
LigandChloride

Enzyme and pathway databases

ReactomeiR-RNO-427601 Multifunctional anion exchangers

Names & Taxonomyi

Protein namesi
Recommended name:
Chloride anion exchanger
Alternative name(s):
Down-regulated in adenoma
Short name:
Protein DRA
Solute carrier family 26 member 3
Gene namesi
Name:Slc26a3
Synonyms:Dra
OrganismiRattus norvegicus (Rat)
Taxonomic identifieri10116 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaMyomorphaMuroideaMuridaeMurinaeRattus
Proteomesi
  • UP000002494 Componenti: Chromosome 6

Organism-specific databases

RGDi620623 Slc26a3

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Topology

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Topological domaini1 – 71CytoplasmicCuratedAdd BLAST71
Transmembranei72 – 92HelicalSequence analysisAdd BLAST21
Topological domaini93ExtracellularCurated1
Transmembranei94 – 114HelicalSequence analysisAdd BLAST21
Topological domaini115 – 124CytoplasmicCurated10
Transmembranei125 – 145HelicalSequence analysisAdd BLAST21
Topological domaini146 – 176ExtracellularCuratedAdd BLAST31
Transmembranei177 – 197HelicalSequence analysisAdd BLAST21
Topological domaini198 – 201CytoplasmicCurated4
Transmembranei202 – 222HelicalSequence analysisAdd BLAST21
Topological domaini223 – 250ExtracellularCuratedAdd BLAST28
Transmembranei251 – 271HelicalSequence analysisAdd BLAST21
Topological domaini272 – 278CytoplasmicCurated7
Transmembranei279 – 299HelicalSequence analysisAdd BLAST21
Topological domaini300 – 335ExtracellularCuratedAdd BLAST36
Transmembranei336 – 356HelicalSequence analysisAdd BLAST21
Topological domaini357 – 367CytoplasmicCuratedAdd BLAST11
Transmembranei368 – 388HelicalSequence analysisAdd BLAST21
Topological domaini389 – 404ExtracellularCuratedAdd BLAST16
Transmembranei405 – 425HelicalSequence analysisAdd BLAST21
Topological domaini426 – 462CytoplasmicCuratedAdd BLAST37
Transmembranei463 – 483HelicalSequence analysisAdd BLAST21
Topological domaini484 – 757ExtracellularCuratedAdd BLAST274

Keywords - Cellular componenti

Cell membrane, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00000801631 – 757Chloride anion exchangerAdd BLAST757

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Glycosylationi161N-linked (GlcNAc...) asparagineSequence analysis1

Post-translational modificationi

N-glycosylation is required for efficient cell surface expression, and protection from proteolytic degradation.By similarity

Keywords - PTMi

Glycoprotein

Proteomic databases

PaxDbiQ924C9
PRIDEiQ924C9

PTM databases

iPTMnetiQ924C9
PhosphoSitePlusiQ924C9

Expressioni

Gene expression databases

BgeeiENSRNOG00000006878 Expressed in 7 organ(s), highest expression level in colon
GenevisibleiQ924C9 RN

Interactioni

Subunit structurei

Interacts with PDZK1, CFTR, SLC26A6 and SLC9A3R1.By similarity

Protein-protein interaction databases

STRINGi10116.ENSRNOP00000009473

Structurei

3D structure databases

ProteinModelPortaliQ924C9
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini518 – 713STASPROSITE-ProRule annotationAdd BLAST196

Sequence similaritiesi

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiKOG0236 Eukaryota
COG0659 LUCA
GeneTreeiENSGT00760000119026
HOGENOMiHOG000006546
HOVERGENiHBG000639
InParanoidiQ924C9
KOiK14078
OMAiFANINFF
OrthoDBiEOG091G07RT
PhylomeDBiQ924C9
TreeFamiTF313784

Family and domain databases

InterProiView protein in InterPro
IPR018045 S04_transporter_CS
IPR011547 SLC26A/SulP_dom
IPR001902 SLC26A/SulP_fam
IPR030321 SLC26A3
IPR002645 STAS_dom
IPR036513 STAS_dom_sf
PANTHERiPTHR11814 PTHR11814, 1 hit
PTHR11814:SF19 PTHR11814:SF19, 1 hit
PfamiView protein in Pfam
PF01740 STAS, 1 hit
PF00916 Sulfate_transp, 1 hit
SUPFAMiSSF52091 SSF52091, 2 hits
TIGRFAMsiTIGR00815 sulP, 1 hit
PROSITEiView protein in PROSITE
PS01130 SLC26A, 1 hit
PS50801 STAS, 1 hit

Sequencei

Sequence statusi: Complete.

Q924C9-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
MIEAIGNQYV VARPVYSTKA FGEEFKKTYG HHKTFLDHLK GCCSCSSQKA
60 70 80 90 100
KKIALSLFPI ASWLPAYKIK EWLLSDIVSG ISTGLVAVLQ GLAFALLVNI
110 120 130 140 150
PPAYGLYAAF FPVITYFFLG TSRHISVGPF PVLSMMVGVV VTRVASGSDT
160 170 180 190 200
SPALSSSSAE NDSMIEEKVM VAASVTVLSG IIQLLLGVLQ IGFVVIYLSE
210 220 230 240 250
SLISGFTTAA AIHVLVSQLK FMLQLTVPAH SDPFSIFKVL ESVFSQIQKT
260 270 280 290 300
NIADLVTSVI ILVVVFVVKE INQRYRSKLP VPIPIELIMT VIATGISYGC
310 320 330 340 350
NFEQRFGVAV VGNMSLGFQP PITPSVEVFQ DTIGDCFGIA IVGFAVAFSV
360 370 380 390 400
ASVYSLKYDY PIDGNQELIA LGVSNIFTGA FKGFAGSTAL SRSGVQESTG
410 420 430 440 450
GKTQVAGLLS AVIVLIVIVA IGFLLQPLQK SVLAALALGN LKGMLMQFAE
460 470 480 490 500
IGRLWKKDKY DCLIWIMTFI FAIVLGLGLG LAASVAFQLL TIVFRTQFPK
510 520 530 540 550
CSTLANVGRS NIYKNKKNYA DVYEPEGVKI FRCPSPIYFA NIGFFKQKLI
560 570 580 590 600
DAVGFNPLRI LRKRNKALKK IRKLQKQGLI QVTPKGFICT SDGFKDSDEE
610 620 630 640 650
LDNNQIEELD QPINTTDLPF EIDWNADLPL NITIPKISLH SLILDFSAVS
660 670 680 690 700
FLDISSMRGL RTILQEFIRI KVDVYIVGTD DDFIDKLARC EFFDDEVTDS
710 720 730 740 750
IFFLTIHDAI LHIWMKKDYS TSKFNSSQEK ERKFDFTINT NGGLRNRECQ

VPVETKF
Length:757
Mass (Da):83,369
Last modified:December 1, 2001 - v1
Checksum:i195D867306ED8ECF
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AF337809 mRNA Translation: AAK83221.1
RefSeqiNP_446207.1, NM_053755.2
UniGeneiRn.81026

Genome annotation databases

EnsembliENSRNOT00000009473; ENSRNOP00000009473; ENSRNOG00000006878
GeneIDi114629
KEGGirno:114629
UCSCiRGD:620623 rat

Similar proteinsi

Entry informationi

Entry nameiS26A3_RAT
AccessioniPrimary (citable) accession number: Q924C9
Entry historyiIntegrated into UniProtKB/Swiss-Prot: March 5, 2002
Last sequence update: December 1, 2001
Last modified: September 12, 2018
This is version 118 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome
UniProt is an ELIXIR core data resource
Main funding by: National Institutes of Health

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