Gene Information
Gene NameSLC6A20
OrganismHomo sapiens (Human)
Gene Length592
Protein NamesSodium- and chloride-dependent transporter XTRP3 (Sodium/imino-acid transporter 1) (Solute carrier family 6 member 20) (Transporter rB21A homolog)
Target NameNA
Target TypeNA
Gene Age544 ( ENSG00000163817 )
Evolutionary StageEumetazoa
AlphaFoldDBQ9NP91
Gene CardSLC6A20
Uniprot IDQ9NP91
PfamPF00209
In ASDno
Allosteric Predictionno (-0.763024407)
Ortholog in AnimalsAlpaca_ SLC6A20 ( ortholog_one2one )
Dog_ SLC6A20 ( ortholog_one2one )
Macaque_ SLC6A20 ( ortholog_one2one )
Mouse_ Slc6a20b ( ortholog_one2many )
Mouse_ Slc6a20a ( ortholog_one2many )
Pig_ SLC6A20 ( ortholog_one2one )
Rat_ Slc6a20 ( ortholog_one2many )
Rat_ RGD1566368 ( ortholog_one2many )
Rabbit_ SLC6A20 ( ortholog_one2one )
OhnologsSLC6A15, SLC6A19
ParalogsSLC6A9, SLC6A2, SLC6A18, SLC6A7, SLC6A4, SLC6A16, SLC6A8, SLC6A5, SLC6A14, SLC6A6, SLC6A15, SLC6A13, SLC6A11, SLC6A19, SLC6A1, SLC6A17, SLC6A12, SLC6A3
Tissueduodenum, small.intestine
Tissue SpecificityKidney and small intestine. Expressed in the S3 segment of the proximal tubule. Expressed in neurons (PubMed:33428810). {ECO:0000269|PubMed:19033659, ECO:0000269|PubMed:33428810, ECO:0000269|PubMed:9932288}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs2271615  rs17279437 
Subcellular location [CC]Apical cell membrane {ECO:0000250|UniProtKB:Q8VDB9};
Multi-pass membrane protein {ECO:0000250|UniProtKB:Q8VDB9}. Note=Located in the apical brush border membrane of kidney proximal tubule cells and in the apical membrane of enterocytes lining the intestinal villi. {ECO:0000250|UniProtKB:Q8VDB9}.
Mouse PG classificationNA
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