Gene Gene information from NCBI Gene database.
Entrez ID 1811
Gene name Solute carrier family 26 member 3
Gene symbol SLC26A3
Synonyms (NCBI Gene)
CLDDRA
Chromosome 7
Chromosome location 7q22.3-q31.1
Summary The protein encoded by this gene is a transmembrane glycoprotein that transports chloride ions across the cell membrane in exchange for bicarbonate ions. It is localized to the mucosa of the lower intestinal tract, particularly to the apical membrane of c
SNPs SNP information provided by dbSNP.
54
SNP ID Visualize variation Clinical significance Consequence
rs121913030 T>A Pathogenic Missense variant, coding sequence variant
rs121913031 ->GAT Pathogenic Coding sequence variant, inframe insertion
rs121913032 C>A Pathogenic Coding sequence variant, stop gained
rs121913033 C>T Pathogenic Coding sequence variant, stop gained
rs386833444 C>G,T Likely-pathogenic Missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
9
miRTarBase ID miRNA Experiments Reference
MIRT016734 hsa-miR-335-5p Microarray 18185580
MIRT025629 hsa-miR-7-5p Microarray 17612493
MIRT438475 hsa-miR-494-3p Luciferase reporter assay 24177028
MIRT438475 hsa-miR-494-3p Luciferase reporter assay 24177028
MIRT1553744 hsa-miR-1237 CLIP-seq
Transcription factors Transcription factors information provided by TRRUST V2 database.
4
Transcription factor Regulation Reference
CIITA Unknown 9300700
ETS1 Activation 7935445
HNF4A Unknown 17761837
YY1 Unknown 17761837
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
39
GO ID Ontology Definition Evidence Reference
GO:0005452 Function Solute:inorganic anion antiporter activity TAS
GO:0005515 Function Protein binding IPI 12369822, 22627094
GO:0005886 Component Plasma membrane IBA
GO:0005886 Component Plasma membrane IDA 19321737, 22159084, 22627094
GO:0005886 Component Plasma membrane IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
126650 3018 ENSG00000091138
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P40879
Protein name Chloride anion exchanger (Down-regulated in adenoma) (Protein DRA) (Solute carrier family 26 member 3)
Protein function Mediates chloride-bicarbonate exchange with a chloride bicarbonate stoichiometry of 2:1 in the intestinal epithelia (PubMed:16606687, PubMed:19321737, PubMed:22159084, PubMed:22627094). Plays a role in the chloride and bicarbonate homeostasis du
PDB 7XUH , 7XUJ , 7XUL , 8IET
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00916 Sulfate_transp 73 475 Sulfate permease family Family
PF01740 STAS 526 716 STAS domain Domain
Tissue specificity TISSUE SPECIFICITY: Expressed in the colon. Expression is significantly decreased in adenomas (polyps) and adenocarcinomas of the colon. {ECO:0000269|PubMed:7683425}.
Sequence
Sequence length 764
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Pancreatic secretion
Mineral absorption
  Multifunctional anion exchangers
Defective SLC26A3 causes congenital secretory chloride diarrhea 1 (DIAR1)
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
18
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Congenital secretory diarrhea, chloride type Pathogenic; Likely pathogenic rs1264217866, rs386833449, rs1203528953, rs775664534, rs746758186, rs2535454764, rs1171640656, rs768656789, rs2535456378, rs1794304689, rs2535478180, rs386833491, rs121913030, rs121913032, rs121913033
View all (44 more)
RCV004563871
RCV005040335
RCV001775310
RCV005042624
RCV002466896
View all (56 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Gastrointestinal obstruction Pathogenic rs762034228 RCV001257348
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Hydrops fetalis Pathogenic rs386833476, rs762034228, rs1208952914 RCV001257400
RCV001257348
RCV001257349
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Intestinal obstruction Pathogenic rs386833476, rs1208952914 RCV001257400
RCV001257349
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
CHOLELITHIASIS GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CHRONIC LEFT-SIDED ULCERATIVE COLITIS Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
COLITIS, ULCERATIVE CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Colon adenocarcinoma Benign; Likely benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Achondrogenesis, type IB (disorder) Achondrogenesis BEFREE 15720248
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma Adenocarcinoma BEFREE 7683425, 9717812
★☆☆☆☆
Found in Text Mining only
Adenoma Adenoma BEFREE 10192399, 29286110, 30046015, 31389695
★☆☆☆☆
Found in Text Mining only
Adenoma Adenoma LHGDN 19056765
★☆☆☆☆
Found in Text Mining only
Adenomatous Polyps Adenomatous Polyposis BEFREE 9717812
★☆☆☆☆
Found in Text Mining only
Arthritis Rheumatoid Rheumatoid arthritis Pubtator 23460240 Associate
★☆☆☆☆
Found in Text Mining only
Asthma Asthma BEFREE 28902527, 29972330
★☆☆☆☆
Found in Text Mining only
Autoimmune Diseases Autoimmune Diseases BEFREE 19915573
★☆☆☆☆
Found in Text Mining only
Barrett Esophagus Barrett esophagus Pubtator 18845559 Associate
★☆☆☆☆
Found in Text Mining only
Bartter Disease Bartter syndrome BEFREE 19861545
★☆☆☆☆
Found in Text Mining only