Colicin-E3 cleave 16SrRNA at a specific site.
This activity is inhibited by immunity protein for Colicin-E3(BBa_).
When lysis protein for Colicin-E3(BBa_) is co-expressed, Colicin-E3 is emited to environment and kill other strain.
Colicin is a type of bacteriocin produced by Escherichia coli.