Corresponds to a region of the PDR/CDR subgroup of ABC transporters comprising extracellular loop 3, transmembrane segment 6 and linker region.

1: Functional Similarities and Differences between Candida albicans Cdr1p and Cdr2p Transporters. Gauthier C, Weber S, Alarco AM, Alqawi O, Daoud R, Georges E, Raymond M; Antimicrob Agents Chemother 2003;47:1543-1554. PMID:12709320