Molecular Formula: C
52H
98N
16O
13 Molecular Weight: 1155.43392
InChIKey: YKQOSKADJPQZHB-QNPLFGSASA-N
Cyclic polypeptide antibiotic from Bacillus colistinus. It is composed of Polymyxins E1 and E2 (or Colistins A, B, and C) which act as detergents on cell membranes. Colistin is less toxic than Polymyxin B, but otherwise similar; the methanesulfonate is used orally.
From: MeSH