AntimycinA3isahomologueoftheantimycincomplex,firstisolatedin1958fromStreptomycesblastimyceticusandco-producedwithantimycinA4.AntimycinA3isamorepolaranalogueofA1andA2.AntimycinA3exhibitsbroad
icalactivityasanantifungal,anthelmintic,insecticidal,antiviralandantitumoractive.Lackofavail
lityoftheindividualantimycincomponentshashinderedgreaterunderstandingofthecommonanduniquemoleculartargetsofthecomponentsoftheantimycincomplex.
AntimycinA3issolublein ethanol,methanol,DMFandDMSO.
CASNumber
522-70-3
MolecularFormula
C26H36N2O9
MolecularWeight
520.6
MechanismofAction
AntimycinA3isapotentinhibitorofrespirationbyinhibitingtheoxidationofubiquinoltoubiquinone.
StorageConditions
-20°C