Nourseothricin (Streptothricin) Sulfate is a broad-spectrum Streptothricin antibiotic and peptidyl nucleoside derived from Streptomyces noursei. Structurally, itis a streptolidine ring bound through carbon 1 of a 4-o-acetyl,N-poly-lysinylated glucosamine. It is used as a selection agent for genetically modified bacteria, yeast, plants, fungi, and protozoa. The polycationic antibiotic is a mixture of several streptothricins, mainly D and F.
Nourseothricin (Streptothricin) Sulfate is soluble in water.
