Peptides of about 20 amino acid residues with antimicrobial activity, found in amphibian skin. Probably have membrane insertion and lytic properties. Sequence related to melittin.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Magainin — Magainins are proteins found in Xenopus laevis.[1] References ^ MeSH Magainins …   Wikipedia

  • Beta-peptide — β peptides consist of β amino acids, which have their amino group bonded to the β carbon rather than the α carbon as in the 20 standard biological amino acids. The only commonly naturally occurring β amino acid is β alanine; although it is used… …   Wikipedia

  • ma|gain|in — «muh GAY nihn», noun. any one of a group of broad spectrum antibiotics obtained from secretions in the skin of certain species of frogs: »The magainins…kill bacteria, funguses, the yeast that often infects AIDS patients, and protozoans like those …   Useful english dictionary

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