General Information and Variability Data of DT
DT ID DTD0020
Gene Name SLC10A2
Protein Name Apical sodium-dependent bile acid transporter
Synonyms ASBT; IBAT; ISBT; Ileal Na(+)/bile acid cotransporter; Ileal sodium-dependent bile acid transporter; Ileal sodium/bile acid cotransporter; NTCP2; Na(+)-dependent ileal bile acid transporter; PBAM; SLC10A2; Sodium/taurocholate cotransporting polypeptide, ileal; Solute carrier family 10 member 2
Gene ID
6555
UniProt ID
Q12908
TCDB ID
2.A.28.1.2
DT Family Bile Acid:Na(+) Symporter (BASS) Family ;
Function This transporter plays a critical role in the sodium-dependent reabsorption of bile acids from the lumen of the small intestine.
Genetic Polymorphisms & Epigenetic Regulations of DT
Species-, Tissue- and Disease-specific Protein Abundances of DT
Exogenous Factor Altering DT Activity
Approved Drug(s) Transported by This DT Cholic acid Drug Info Synthesis disorders [ICD-11: 5C52.10] Approved [1]
Deoxycholic acid Drug Info Fat below the chin [ICD-11: 5B80] Approved [2]
Withdrawn, Discontinued or Preclinical Drug(s) Transported by This DT Glycodeoxycholic acid Drug Info Asthma [ICD-11: CA23] Preclinical [1]
Sodium taurocholate Drug Info Type 2 diabetes [ICD-11: 5A11] Preclinical [3]
Taurocholic acid Drug Info Type 2 diabetes [ICD-11: 5A11] Terminated [3]
Endogenous Substrate(s) Bile acids; Bile conjugates; Cholate; Glycochenodeoxycholate
Endogenous Metabolites (EMs) Handled by This DT Bile acid unspecific EM Info Identified using actively drinking cirrhotic patients [4]
Drug-DT Affinity Assessed by Cell Line
Drug(s) with Drug-DT Affinity Data Sodium taurocholate Drug Info Human embryonic kidney cells (HEK293)-ASBT Km = 9.4 microM [3]
Sodium taurocholate Drug Info Monkey kidney fibroblast-like cell (COS)1-ASBT Km = 13.3 microM [5]
Sodium taurocholate Drug Info Monkey kidney fibroblast-like cell (COS)7-ASBT Km = 16 microM [6]
Taurocholic acid Drug Info Human embryonic kidney cells (HEK293)-ASBT Km = 9.4 microM [3]
Taurocholic acid Drug Info Monkey kidney fibroblast-like cell (COS)1-ASBT Km = 13.3 microM [5]
References
1 Expression and transport properties of the human ileal and renal sodium-dependent bile acid transporter. Am J Physiol. 1998 Jan;274(1):G157-69.
2 Functional nanoparticles exploit the bile acid pathway to overcome multiple barriers of the intestinal epithelium for oral insulin delivery. Biomaterials. 2018 Jan;151:13-23.
3 Identification of a region of the ileal-type sodium/bile acid cotransporter interacting with a competitive bile acid transport inhibitor. Biochemistry. 2002 Dec 17;41(50):14916-24.
4 Continued Alcohol Misuse in Human Cirrhosis is Associated with an Impaired Gut-Liver Axis. Alcohol Clin Exp Res. 2017 Nov;41(11):1857-1865.
5 Expression and transport properties of the human ileal and renal sodium-dependent bile acid transporter. Am J Physiol. 1998 Jan;274(1 Pt 1):G157-69.
6 Analysis of the ileal bile acid transporter gene, SLC10A2, in subjects with familial hypertriglyceridemia. Arterioscler Thromb Vasc Biol. 2001 Dec;21(12):2039-45.

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