ABC transporter; part of the gene cluster that mediates the biosynthesis of echinocandin B, a fungal lipidated cyclic hexapeptide that acts as an antifungal agent (PubMed:22998630). Due to their effectiveness as antifungal agents, echinocandin derivatives can be used for the treatment of human invasive candidiasis (PubMed:22998630). Belongs to the ABC transporter superfamily. ABCC family. Conjugate transporter (TC 3.A.1.208) subfamily.