Background:

Aranciamycin A is an anthracyclic antibiotic that has been found inStreptomyces.¹It is active againstM. bovisandB. subtilis(MICs = 30 and 7.5 µM, respectively) but notS. aureus, E. coli, P. aeruginosa,orC. albicans(MICs = >30 µM for all).

1.Khalil, Z.G., Raju, R., Piggott, A.M., et al.Aranciamycins I and J, antimycobacterial anthracyclines from an Australian marine-derived Streptomyces spJ. Nat. Prod.78(4)949-952(2015)