Oligomycin A is an inhibitor of the ATPase by blocking its proton channel (Fo subunit) to uncouple oxidative phosphorylation all ATP-dependent reactions. Oligomycin A shows anti-fungal activity.

[1] Ramió-Lluch L, et al. Oligomycin A-induced inhibition of mitochondrial ATP-synthase activity suppresses boar sperm motility and in vitro capacitation achievement without modifying overall sperm energy levels. Reprod Fertil Dev. 2014; 26(6):883-897.
[2] Jastroch M, Divakaruni AS, Mookerjee S, Treberg JR, Brand MD (2010). "Mitochondrial proton and electron leaks". Essays in Biochemistry. 47 (1): 53–67. doi:10.1042/bse0470053. PMC 3122475. PMID 20533900.