ATP-binding cassette transporter, sub-family G protein that functions as a heterodimer with ATP BINDING CASSETTE TRANSPORTER, SUBFAMILY G, MEMBER 5 in the selective transport of DIETARY CHOLESTEROL and PHYTOSTEROLS into and export out of ENTEROCYTES. It also functions in selective sterol excretion by the liver into bile.

Synonyms: 0, ABCG8 Protein, ATP Binding Cassette Transporter, Sub-Family G, Member 8, Sterolin-2 Protein, Sterolin 2 Protein, ATP Binding Cassette Transporter, Subfamily G, Member 8