Chiba/Making Marimo

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[[Chiba|Introduction]] | [[Chiba/Project_Design|Project Design]] ( [[Chiba/Engeneering_Flagella|1.Affinity Tag]] | [[Chiba/Communication|2.Communication Module]] | [[Chiba/Quorum_Sensing|3.Size Control]] ) |  [[Chiba/Making Marimo|Making Marimos]] |  [[Chiba/Goal|Our Goal]]<br>
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[[Chiba|Home]]<br>
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<span style="font-size:120%;font-weight:bold;">[[Chiba/Introduction|Introduction]] | [[Chiba/Project_Design|Project Design]] ( [[Chiba/Engeneering_Flagella|1.Affinity Tag]] | [[Chiba/Communication|2.Communication Module]] | [[Chiba/Quorum_Sensing|3.Size Control]] ) |  [[Chiba/Making Marimo|Making Marimos]] |  [[Chiba/Goal|Our Goal]]</span><br>
[[Chiba/Acknowledgements|Acknowledgements]] | [[Chiba/Team_Members|Team Members]] | [http://chem.tf.chiba-u.jp/igem/ iGEM Chiba Website] | [[Chiba/Members_Only|メンバ連絡簿]]  
[[Chiba/Acknowledgements|Acknowledgements]] | [[Chiba/Team_Members|Team Members]] | [http://chem.tf.chiba-u.jp/igem/ iGEM Chiba Website] | [[Chiba/Members_Only|メンバ連絡簿]]  
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==Making Marimos==
==Making Marimos==
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[[Image:final.gif|frame|center|'''Fig1.''' Scheme of final gene cuircuit for Bacteria Marimo.]]<br>
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[[Image:final.gif|frame|center|'''Fig. 26''' Scheme of final gene cuircuit for Bacteria Marimo.]]<br>
==Parts Construction==
==Parts Construction==
Because we found that FliC code includes restriction enzyme(EcoRI,SpeI,PstI) which is used in Biobrick, we divided into plasmid of FliC and one of signal, and aimed the double transformation.
Because we found that FliC code includes restriction enzyme(EcoRI,SpeI,PstI) which is used in Biobrick, we divided into plasmid of FliC and one of signal, and aimed the double transformation.
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===[[Chiba/Flagella/FliC-his_generator|FliC-His generator]]===
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===[[Chiba/Flagella/FliC-his_generator|Moving FliC-His generator]]===
====Experiment====
====Experiment====
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[[Image:FliC-His ligation.jpg|frame|Fig2.Ligation Strategy]]
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[[Image:FliC-His ligation.jpg|frame|'''Fig. 27''' Moving FliC-generators into p15A plasmid (not biobricked yet!)]]
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*We regulate His-tagged FliC by lux promoter. Namely, if LuxR is expressed, bacteria can express FliC by Quorum Seinsing.<br>
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*We regulate the expression of His-tagged FliC by lux promoter. Namely, if LuxR is expressed, bacteria can express FliC ''via'' Quorum Seinsing.<br>
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*Because the gene circuit of Quorum Sensing is on vector of colEI, we can use FliC and Quorum Sensing by using vector of p15A and do double transformation.
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*Because the Quorum Sensing device is on ColE1-type vector, we need to export the FliC unit into the plasmids with compatible origins such as p15A.
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====Results====
====Results====
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First attempt to import FliC-His generator into p15A vector (see Fig).<br>
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First attempt to import FliC-His generator into p15A vector (see Fig. 2).<br>
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Communication units are on ColE1 type plasmids. <br>
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*Communication units are on ColE1 type plasmids. To make this ''stickly FliC'' construct compatible with communication circuits, this is an absolute necessity.....<br>
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To make this ''stickly FliC'' construct compatible with communication circuits, this is an absolute necessity.....
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*Not yet (as of 10/26/2007). The first ligation sucked. Cloning is still underway.<br>
===[[Chiba/Flagella/FliC-His_Biobrick|FliC-his biobrick]]===
===[[Chiba/Flagella/FliC-His_Biobrick|FliC-his biobrick]]===
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====Experiment====
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====Coming Soon====
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*Making Biobrick version of Flic-His and other stickly-FliCs. unfortunately, FliC has many EcoRI,SpeI,PstI sites. We have to eliminate them one by one by site-directed mutagenesis.
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*'''Making Biobrick version of Flic-His and other stickly-FliCs.''' Unfortunately, Many forbidden sites for Biobrick production throughout the FliC gene. We are now eliminating them one by one by site-directed mutagenesis (ExSite PCR method).
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====Results====
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Not yet (as of 10/26/2007). The first ligation sucked. <br>
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Cloning is still underway -->
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Latest revision as of 05:23, 27 October 2007

Chiba logo.png

Home
Introduction | Project Design ( 1.Affinity Tag | 2.Communication Module | 3.Size Control ) | Making Marimos | Our Goal
Acknowledgements | Team Members | [http://chem.tf.chiba-u.jp/igem/ iGEM Chiba Website] | メンバ連絡簿

Making Marimos

Fig. 26 Scheme of final gene cuircuit for Bacteria Marimo.

Parts Construction

Because we found that FliC code includes restriction enzyme(EcoRI,SpeI,PstI) which is used in Biobrick, we divided into plasmid of FliC and one of signal, and aimed the double transformation.

Moving FliC-His generator

Experiment

Fig. 27 Moving FliC-generators into p15A plasmid (not biobricked yet!)
  • We regulate the expression of His-tagged FliC by lux promoter. Namely, if LuxR is expressed, bacteria can express FliC via Quorum Seinsing.
  • Because the Quorum Sensing device is on ColE1-type vector, we need to export the FliC unit into the plasmids with compatible origins such as p15A.

Results

First attempt to import FliC-His generator into p15A vector (see Fig. 2).

  • Communication units are on ColE1 type plasmids. To make this stickly FliC construct compatible with communication circuits, this is an absolute necessity.....
  • Not yet (as of 10/26/2007). The first ligation sucked. Cloning is still underway.

FliC-his biobrick

Coming Soon

  • Making Biobrick version of Flic-His and other stickly-FliCs. Unfortunately, Many forbidden sites for Biobrick production throughout the FliC gene. We are now eliminating them one by one by site-directed mutagenesis (ExSite PCR method).