Difference between revisions of "Part:BBa K1631002"
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When lysis protein for Colicin-E3(BBa_) is co-expressed, Colicin-E3 is released to environment and kill other strain. | When lysis protein for Colicin-E3(BBa_) is co-expressed, Colicin-E3 is released to environment and kill other strain. | ||
− | + | Colicins are type of bacteriocin produced by Escherichia coli. | |
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===Usage and Biology=== | ===Usage and Biology=== | ||
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+ | Colicins are a cytotoxins which are released to environment and kill other related strains. | ||
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+ | Release of colicin involves one protein; Colicin Lysis Protein (ColL). Colicin lysis protein allows colicins to be released. The mechanism how the colicin lysis protein allows colicin release has not been fully elucidated, but it is sure that this protein raise membrane permiability and cause quasilysis.[2] After Colicin released, they diffuse through the medium and bind to the receptor on the target cell membrane. Then, they are imported to the cytoplasm or cytoplasmic membrane of target cell by Tol-system or Ton-system. (If you want to know the mechanism of the Colicin import, see [2]) | ||
+ | Colicin producing cells also express Colicin Immunity Protein (ColI) in order to protect themselves from cytotoxity of colicin. | ||
+ | |||
+ | Colicins have variety cytotoxity such as DNase activity, RNase activity or Pore forming across inner membrane. | ||
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Revision as of 04:17, 13 September 2015
Translational unit of Colicin-E3
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 released to environment and kill other strain.
Colicins are type of bacteriocin produced by Escherichia coli.
Sequence and Features
Assembly Compatibility:
- 10COMPATIBLE WITH RFC[10]
- 12COMPATIBLE WITH RFC[12]
- 21INCOMPATIBLE WITH RFC[21]Illegal BglII site found at 1526
- 23COMPATIBLE WITH RFC[23]
- 25INCOMPATIBLE WITH RFC[25]Illegal NgoMIV site found at 489
Illegal AgeI site found at 241
Illegal AgeI site found at 1507
Illegal AgeI site found at 1612 - 1000COMPATIBLE WITH RFC[1000]