Gene Symbol: Abcg5
Description: ATP binding cassette subfamily G member 5
Alias: ATP-binding cassette sub-family G member 5, ATP-binding cassette sub-family G (WHITE) member 5 (sterolin 1), ATP-binding cassette, sub-family G (WHITE), member 5 (sterolin 1), ATP-binding cassette, subfamily G (WHITE), member 5, sterolin 1
Species: rat
Products:     Abcg5

Top Publications

  1. Berge K, Tian H, Graf G, Yu L, Grishin N, Schultz J, et al. Accumulation of dietary cholesterol in sitosterolemia caused by mutations in adjacent ABC transporters. Science. 2000;290:1771-5 pubmed
    ..of the adenosine triphosphate (ATP)-binding cassette (ABC) transporter family (six mutations in ABCG8 and one in ABCG5) in nine patients with sitosterolemia...
  2. Graf G, Yu L, Li W, Gerard R, Tuma P, Cohen J, et al. ABCG5 and ABCG8 are obligate heterodimers for protein trafficking and biliary cholesterol excretion. J Biol Chem. 2003;278:48275-82 pubmed
    b>ABCG5 (G5) and ABCG8 (G8) are ATP-binding cassette (ABC) transporters that limit intestinal absorption and promote biliary excretion of neutral sterols...
  3. Lee M, Lu K, Hazard S, Yu H, Shulenin S, Hidaka H, et al. Identification of a gene, ABCG5, important in the regulation of dietary cholesterol absorption. Nat Genet. 2001;27:79-83 pubmed
    ..H.L. et al., manuscript submitted). We now report that a new member of the ABC transporter family, ABCG5, is mutant in nine unrelated sitosterolemia patients.
  4. Lu K, Lee M, Hazard S, Brooks Wilson A, Hidaka H, Kojima H, et al. Two genes that map to the STSL locus cause sitosterolemia: genomic structure and spectrum of mutations involving sterolin-1 and sterolin-2, encoded by ABCG5 and ABCG8, respectively. Am J Hum Genet. 2001;69:278-90 pubmed
    ..Recently, we reported that a novel member of the ABC-transporter family, named "sterolin-1" and encoded by ABCG5, is mutated in 9 unrelated families with sitosterolemia; in the remaining 25 families, no mutations in sterolin-1 ..
  5. Graf G, Li W, Gerard R, Gelissen I, White A, Cohen J, et al. Coexpression of ATP-binding cassette proteins ABCG5 and ABCG8 permits their transport to the apical surface. J Clin Invest. 2002;110:659-69 pubmed
    ..To determine the site of action of ABCG5 and ABCG8, we expressed recombinant, epitope-tagged mouse ABCG5 and ABCG8 in cultured cells...
  6. Yu H, Pandit B, Klett E, Lee M, Lu K, Helou K, et al. The rat STSL locus: characterization, chromosomal assignment, and genetic variations in sitosterolemic hypertensive rats. BMC Cardiovasc Disord. 2003;3:4 pubmed
    ..b>ABCG5 and ABCG8 (encoding sterolin-1 and sterolin-2 respectively) have been shown to be responsible for causing ..
  7. Klett E, Lu K, Kosters A, Vink E, Lee M, Altenburg M, et al. A mouse model of sitosterolemia: absence of Abcg8/sterolin-2 results in failure to secrete biliary cholesterol. BMC Med. 2004;2:5 pubmed
    Mutations in either of two genes comprising the STSL locus, ATP-binding cassette (ABC)-transporters ABCG5 (encoding sterolin-1) and ABCG8 (encoding sterolin-2), result in sitosterolemia, a rare autosomal recessive disorder of sterol ..
  8. Scoggan K, Gruber H, Lariviere K. A missense mutation in the Abcg5 gene causes phytosterolemia in SHR, stroke-prone SHR, and WKY rats. J Lipid Res. 2003;44:911-6 pubmed
    Sitosterolemia is an autosomal recessive disorder caused by mutations in the ABCG5 or ABCG8 half-transporter genes...
  9. Yu L, Hammer R, Li Hawkins J, von Bergmann K, Lutjohann D, Cohen J, et al. Disruption of Abcg5 and Abcg8 in mice reveals their crucial role in biliary cholesterol secretion. Proc Natl Acad Sci U S A. 2002;99:16237-42 pubmed
    ..In patients with sitosterolemia, mutations in either of two ATP-binding cassette (ABC) half-transporters, ABCG5 or ABCG8, lead to reduced secretion of sterols into bile, implicating these transporters in this process...

More Information


  1. Apro J, Beckman L, Angelin B, Rudling M. Influence of dietary sugar on cholesterol and bile acid metabolism in the rat: Marked reduction of hepatic Abcg5/8 expression following sucrose ingestion. Biochem Biophys Res Commun. 2015;461:592-7 pubmed publisher
    ..Both diets strongly reduced the hepatic - but not the intestinal - mRNA levels of Abcg5 and Abcg8...
  2. Lally S, Owens D, Tomkin G. The different effect of pioglitazone as compared to insulin on expression of hepatic and intestinal genes regulating post-prandial lipoproteins in diabetes. Atherosclerosis. 2007;193:343-51 pubmed
    ..In diabetic animals, HMGCoA reductase, MTTP and NPC1L1 mRNA were significantly elevated (p<0.02) and ABCG5 and ABCG8 were significantly reduced (p<0.02) in the liver...
  3. Hamada T, Kodama Y, Goto H, Yoshida T, Imaizumi K, Ikeda I. Missense mutation in Abcg5 in SHRSP rats does not accelerate intestinal absorption of plant sterols: comparison with Wistar rats. Biosci Biotechnol Biochem. 2009;73:361-5 pubmed
    ..rats (SHRSP) deposit plant sterols in their bodies and have a mutation in ATP binding cassette transporter G5 (Abcg5)...
  4. Hoekstra M, Out R, Kruijt J, Van Eck M, Van Berkel T. Diet induced regulation of genes involved in cholesterol metabolism in rat liver parenchymal and Kupffer cells. J Hepatol. 2005;42:400-7 pubmed
    ..Kupffer cells, however, showed a highly adaptive response with a 2- to 9-fold induction of SR-BI, ABCA1, and ABCG5/G8, and an 82-fold induction in CYP7A1 mRNA expression, respectively...
  5. Wang Z, Stalcup L, Harvey B, Weber J, Chloupkova M, Dumont M, et al. Purification and ATP hydrolysis of the putative cholesterol transporters ABCG5 and ABCG8. Biochemistry. 2006;45:9929-39 pubmed
    Mutations in the ATP-binding cassette (ABC) transporters ABCG5 and ABCG8 lead to sitosterolemia, a disorder characterized by sterol accumulation and premature atherosclerosis...
  6. Hamada T, Kodama Y, Imaizumi K, Ikeda I. Missense mutation of Abcg5 in stroke-prone spontaneously hypertensive rats does not influence lymphatic sitosterol absorption regardless of the dose: comparison with Wistar rats. Biosci Biotechnol Biochem. 2009;73:2777-8 pubmed
    ..hypertensive rats (SHRSPs), a strain having a missense mutation in ATP binding cassette transporter g5 (Abcg5), and Wistar rats, a normal strain...
  7. Gälman C, Bonde Y, Matasconi M, Angelin B, Rudling M. Dramatically increased intestinal absorption of cholesterol following hypophysectomy is normalized by thyroid hormone. Gastroenterology. 2008;134:1127-36 pubmed publisher
    ..Hypopituitarism is associated with dyslipidemia, and feeding hypophysectomized rats cholesterol induces severe hypercholesterolemia. This study aimed to unravel further how hypophysectomy alters cholesterol and bile acid metabolism...
  8. Lee J, Kinch L, Borek D, Wang J, Wang J, Urbatsch I, et al. Crystal structure of the human sterol transporter ABCG5/ABCG8. Nature. 2016;533:561-4 pubmed publisher
    ATP binding cassette (ABC) transporters play critical roles in maintaining sterol balance in higher eukaryotes. The ABCG5/ABCG8 heterodimer (G5G8) mediates excretion of neutral sterols in liver and intestines...
  9. Herlan L, Schulz A, Schulte L, Schulz H, Hübner N, Kreutz R. Novel candidate genes for impaired nephron development in a rat model with inherited nephron deficit and albuminuria. Clin Exp Pharmacol Physiol. 2015;42:1051-8 pubmed publisher
    ..e. E19.0/E19.5, and week 4 of postnatal life when nephrogenesis is completed. Seven genes including Abcg5, Ab1-233, Efcab11, Fntb, Gpx2, Lrrn3, and Rtn1 were assigned on RNO6 and their differential expression was ..
  10. Kato M, Ito Y, Tanaka Y, Sato M, Imaizumi K, Inoue N, et al. SHRSP/Izm and WKY/NCrlCrlj rats having a missense mutation in Abcg5 deposited plant sterols in the body, but did not change their biliary secretion and lymphatic absorption-comparison with Jcl:Wistar and WKY/Izm rats. Biosci Biotechnol Biochem. 2012;76:660-4 pubmed
    ..hypertensive rats (SHRSP)/Sea and Wistar Kyoto (WKY)/NCrlCrlj rats that had a missense mutation in the Abcg5 cDNA sequence that coded for ATP-binding cassette transporter (ABC) G5...
  11. Macias R, Jimenez S, Serrano M, Monte M, Marin J. Effect of maternal cholestasis and treatment with ursodeoxycholic acid on the expression of genes involved in the secretion of biliary lipids by the neonatal rat liver. Life Sci. 2006;79:1014-9 pubmed
    ..Mrp1 and Mrp3), that of phospholipid flippase Mdr2 was not changed, whereas that of cholesterol transporter Abcg5/Abcg8 was impaired...
  12. Souidi M, Tissandie E, Grandcolas L, Grison S, Paquet F, Voisin P, et al. Chronic contamination with 137cesium in rat: effect on liver cholesterol metabolism. Int J Toxicol. 2006;25:493-7 pubmed
    ..05; 20%, p < 0.05, respectively), whereas transporter adenosine triphosphate-binding cassette transporter G5 (ABCG5) is decreased (42%, p < .05). In addition, cytochrome P450 27A1 (CYP27A1) activity is increased (34%, p < ...
  13. Coy D, Wooton Kee C, Yan B, Sabeva N, Su K, GRAF G, et al. ABCG5/ABCG8-independent biliary cholesterol excretion in lactating rats. Am J Physiol Gastrointest Liver Physiol. 2010;299:G228-35 pubmed publisher
    ..cassette (ABC) transporters multidrug resistance protein 2 (Mdr2), Abcb11 [bile salt export pump (Bsep)], and Abcg5/Abcg8 heterodimers are essential for the biliary secretion of phospholipids, bile acids, and cholesterol, ..
  14. Chen J, Batta A, Zheng S, Fitzgibbon W, Ullian M, Yu H, et al. The missense mutation in Abcg5 gene in spontaneously hypertensive rats (SHR) segregates with phytosterolemia but not hypertension. BMC Genet. 2005;6:40 pubmed
    ..Mutations in ABCG5 or ABCG8, comprising the sitosterolemia locus, STSL, are now known to cause this disease...
  15. Bloks V, Bakker Van Waarde W, Verkade H, Kema I, Wolters H, Vink E, et al. Down-regulation of hepatic and intestinal Abcg5 and Abcg8 expression associated with altered sterol fluxes in rats with streptozotocin-induced diabetes. Diabetologia. 2004;47:104-12 pubmed
    ..The aim of this study was to evaluate whether altered expression of the ATP-Binding Cassette half-transporters Abcg5 and Abcg8, recently implicated in control of both hepatobiliary cholesterol secretion and intestinal cholesterol ..
  16. Engel T, Bode G, Lueken A, Knop M, Kannenberg F, Nofer J, et al. Expression and functional characterization of ABCG1 splice variant ABCG1(666). FEBS Lett. 2006;580:4551-9 pubmed
    ..Our results support that ABCG1(666) may in fact be the most prominent form of functional ABCG1 expressed in the human...