Isomigrastatin is an analogue of migrastatin, an organic compound that naturally occurs in the Streptomyces platensis bacteria. Isomigrastatin has shown promise as a drug in the treatment of cancer. A laboratory synthesis was reported in 2007. Isomigrastatin is an analogue of migrastatin, an organic compound that naturally occurs in the Streptomyces platensis bacteria. Isomigrastatin has shown promise as a drug in the treatment of cancer. A laboratory synthesis was reported in 2007.