colicin

(redirected from colicins)
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col·i·cin

(kol'i-sin),
Bacteriocin produced by strains of Escherichia coli and by other enterobacteria (Shigella and Salmonella) that carry the necessary plasmids. Many are toxic to related bacterial strains and bind to specific cellular receptors interfering with normal function.
[(Escherichia) coli + bacteriocin]

colicin

(kŏl′ĭ-sĭn, kō′lĭ-)
n.
Any of various antibacterial proteins produced by certain strains of E. coli that inhibit or kill closely related species or strains of bacteria.

col·i·cin

(kol'i-sin)
Bacteriocin produced by strains of Escherichia coli and other enterobacteria.
[(Escherichia) coli + bacteriocin]
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References in periodicals archive ?
Mutagenic scan of the H-N-H motif of colicin E9: implications for the mechanistic enzymology of colicins, homing enzymes and apoptotic endonucleases.
Sequence homology analysis has revealed that Usp shares homology with nuclease-type bacteriocins such as colicin E9 and pyocin AP41.
Tandem overproduction and characterisation of the nuclease domain of colicin E9 and its cognate inhibitor protein Im9.
Purified colicin as cytotoxic agent of neoplasia: comparative study with crude colicin.
The bacteriocins from gram negative bacteria which have received the most attention are the colicins (produced by Escherichia coli) of which a larger number exist (Joklik and Willet, 1976).