ABC transporter; part of the gene cluster that mediate the biosynthesis of KK-1, a novel cyclic decapeptide compound with potent antifungal activity (PubMed:29686660). Is probably directly involved in the secretion of KK-1 (Probable). Belongs to the ABC transporter superfamily. ABCB family. Multidrug resistance exporter (TC 3.A.1.201) subfamily.