Definition of colicin in English:

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colicin

Pronunciation: /ˈkäləsin/ /-ˌsēn/

noun

Biology
A bacteriocin produced by a coliform bacterium.
Example sentences
  • For example, certain protein receptors are common to a colicin and a virulent phage; others, like the fig product, can adsorb a bacteriocin, virulent phages of distinct origins, and even a temperate phage.
  • This structure shows some similarities with that of the pore-forming domain of colicins and the diphtheria toxin, which agrees with the ability of Bcl - 2 proteins to form ion channels in synthetic lipid bilayers.
  • These proteins, which inhibit the cytotoxic activity of the E colicin DNase proteins, preventing the death of the colicin-producing bacteria, have 60% sequence homology and have the same three-dimensional structure.

Origin

1940s: from French colicine (from coli, denoting a bacterium) + -in1.

For editors and proofreaders

Syllabification: col·i·cin

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