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Unless otherwise stated all data on this page refer to the human proteins. Gene information is provided for human (Hs), mouse (Mm) and rat (Rn).
This family of ‘half-transporters’ act as homo- or heterodimers; particularly ABCG5 and ABCG8 are thought to be obligate heterodimers. They are associated with cellular export of sterols and phospholipids, as well as exogenous drugs (ABCG2).
1. Kerr ID, Haider AJ, Gelissen IC. (2011) The ABCG family of membrane-associated transporters: you don't have to be big to be mighty. Br. J. Pharmacol., 164 (7): 1767-79. [PMID:21175590]
2. Lee JY, Kinch LN, Borek DM, Wang J, Wang J, Urbatsch IL, Xie XS, Grishin NV, Cohen JC, Otwinowski Z et al.. (2016) Crystal structure of the human sterol transporter ABCG5/ABCG8. Nature, 533 (7604): 561-4. [PMID:27144356]
3. Ozvegy C, Litman T, Szakács G, Nagy Z, Bates S, Váradi A, Sarkadi B. (2001) Functional characterization of the human multidrug transporter, ABCG2, expressed in insect cells. Biochem. Biophys. Res. Commun., 285 (1): 111-7. [PMID:11437380]
Database page citation:
ABCG subfamily. Accessed on 26/04/2017. IUPHAR/BPS Guide to PHARMACOLOGY, http://www.guidetopharmacology.org/GRAC/FamilyDisplayForward?familyId=155.
Concise Guide to PHARMACOLOGY citation:
Alexander SPH, Kelly E, Marrion N, Peters JA, Benson HE, Faccenda E, Pawson AJ, Sharman JL, Southan C, Davies JA and CGTP Collaborators (2015) The Concise Guide to PHARMACOLOGY 2015/16: Transporters. Br J Pharmacol. 172: 6110-6202.