Cycloheximide cryst. pure (10700-GRP)

Glutarimide antibiotic isolated from Streptomyces griseus; active against fungi and yeasts, but not against bacteria. Inhibits eukaryotic protein synthesis by blocking the translocation step in the elongation cycle (1,3,8). Blocks translation of mRNA on cytosolic but not on mitochondrial or chloroplast ribosomes (2,4,6).