Kanai, Y. “SLC3 and SLC7 Families of Heteromeric Amino Acid Transporters (HATs) (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database”. IUPHAR/BPS Guide to Pharmacology CITE, Vol. 2019, no. 4, Sept. 2019, doi:10.2218/gtopdb/F141/2019.4.