Gene Information
Gene NameSLC44A2
OrganismHomo sapiens (Human)
Gene Length706
Protein NamesCholine transporter-like protein 2 (Solute carrier family 44 member 2)
Target NameNA
Target TypeNA
Gene Age680 ( ENSG00000129353 )
Evolutionary StageEukaryota
AlphaFoldDBQ8IWA5
Gene CardSLC44A2
Uniprot IDQ8IWA5
PfamPF04515
In ASDno
Allosteric Predictionyes (0.318868592)
Ortholog in AnimalsAlpaca_ SLC44A2 ( ortholog_one2one )
Dog_ SLC44A2 ( ortholog_one2one )
GuineaPig_ SLC44A2 ( ortholog_one2one )
Macaque_ SLC44A2 ( ortholog_one2one )
Mouse_ Slc44a2 ( ortholog_one2one )
Pig_ SLC44A2 ( ortholog_one2one )
Rat_ Slc44a2 ( ortholog_one2one )
Rabbit_ SLC44A2 ( ortholog_one2one )
OhnologsSLC44A5, SLC44A4
ParalogsSLC44A4, SLC44A1, SLC44A5, SLC44A3
TissueNA
Tissue SpecificityPresent in supporting cells of the inner ear (at protein level). Only isoform 3 is expressed in inner ear vestibular tissue. {ECO:0000269|PubMed:14973250, ECO:0000269|PubMed:20665236}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs2288904 
Subcellular location [CC]Membrane {ECO:0000250};
Multi-pass membrane protein {ECO:0000250}.
Mouse PG classificationNA
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