Difference between revisions of "Part:BBa K4197022"
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<partinfo>BBa_K4197022 short</partinfo> | <partinfo>BBa_K4197022 short</partinfo> | ||
− | + | Red fuorescent protein mScarlet-I expressed with a constitutive promoter of <i>E. coli</i>. | |
<html> | <html> | ||
<h2>Introduction</h2> | <h2>Introduction</h2> | ||
− | <p> | + | <p>This part is composed of the gene coding for the mScarlet-I (<a href="https://parts.igem.org/Part:BBa_K2333414">BBa_K2333414</a>), a red fluorescent protein. It also contains the gene coding for the 800 first bp of the ihfB promoter, which was used to express mScarlet-I. This promoter has been identified as a constitutive <i>E. coli</i> promoter (Weglenska et al., 1996). It is often used by researchers of the Toulouse Biotechnology Institute to express recombinant fluorescent proteins in <i>E. coli</i> (Barthe et al., 2020), as it is strong enough to allow correct expression and weak enough to avoid inclusion bodies.</p> |
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<h2>Construction</h2> | <h2>Construction</h2> | ||
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− | < | + | <p>The objective of the INSA-UPS 2022 team was to use ihfB800 promoter to express mScarlet-I into <i>E. coli</i> Tuner (DE3) cells. |
− | + | The functionality of the promoter and protein were confirmed as the mScarlet was successfully expressed (see <a href="https://parts.igem.org/Part:BBa_K4197020">BBa_K4197020</a> and <a href="https://parts.igem.org/Part:BBa_K4197021">BBa_K4197021</a>). | |
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− | + | <h2>References</h2> | |
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+ | <p>More information about the project for which the part was created:<a href="https://2022.igem.wiki/toulouse-insa-ups/index.html"> DAISY (INSA-UPS 2022)</a> </p> | ||
− | + | <p>Other parts of fluorescent proteins with ihfB800:<br> | |
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− | + | - <a href="https://parts.igem.org/Part:BBa_K4197012">mRFP1</a><br> | |
− | < | + | - <a href="https://parts.igem.org/Part:BBa_K4197013">mTagBFP</a><br> |
− | < | + | </p> |
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<ol> | <ol> | ||
<i> | <i> | ||
− | <li> | + | <li>Wȩgleńska, A., Jacob, B., & Sirko, A. (1996). Transcriptional pattern of Escherichia coli ihfB (himD) gene expression. Gene, 181(1-2), 85–88. https://doi.org/10.1016/s0378-1119(96)00468-4</li> |
− | <li> | + | <li>Barthe, M., Tchouanti, J., Gomes, P. H., Bideaux, C., Lestrade, D., Graham, C., Steyer, J.-P., Meleard, S., Harmand, J., Gorret, N., Cocaign-Bousquet, M., & Enjalbert, B. (2020). Availability of the Molecular Switch XylR Controls Phenotypic Heterogeneity and Lag Duration during Escherichia coli Adaptation from Glucose to Xylose. mBio, 11(6), Article e02938-20. https://doi.org/10.1128/mbio.02938-20</i> |
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− | </i> | + | |
</ol> | </ol> | ||
</html> | </html> |
Revision as of 16:56, 8 October 2022
mSCARLET-I under control of ihfB800 promoter
Red fuorescent protein mScarlet-I expressed with a constitutive promoter of E. coli.
Introduction
This part is composed of the gene coding for the mScarlet-I (BBa_K2333414), a red fluorescent protein. It also contains the gene coding for the 800 first bp of the ihfB promoter, which was used to express mScarlet-I. This promoter has been identified as a constitutive E. coli promoter (Weglenska et al., 1996). It is often used by researchers of the Toulouse Biotechnology Institute to express recombinant fluorescent proteins in E. coli (Barthe et al., 2020), as it is strong enough to allow correct expression and weak enough to avoid inclusion bodies.
Construction
The objective of the INSA-UPS 2022 team was to use ihfB800 promoter to express mScarlet-I into E. coli Tuner (DE3) cells. The functionality of the promoter and protein were confirmed as the mScarlet was successfully expressed (see BBa_K4197020 and BBa_K4197021).
References
More information about the project for which the part was created: DAISY (INSA-UPS 2022)
Other parts of fluorescent proteins with ihfB800:
- mRFP1
- mTagBFP
- Wȩgleńska, A., Jacob, B., & Sirko, A. (1996). Transcriptional pattern of Escherichia coli ihfB (himD) gene expression. Gene, 181(1-2), 85–88. https://doi.org/10.1016/s0378-1119(96)00468-4
- Barthe, M., Tchouanti, J., Gomes, P. H., Bideaux, C., Lestrade, D., Graham, C., Steyer, J.-P., Meleard, S., Harmand, J., Gorret, N., Cocaign-Bousquet, M., & Enjalbert, B. (2020). Availability of the Molecular Switch XylR Controls Phenotypic Heterogeneity and Lag Duration during Escherichia coli Adaptation from Glucose to Xylose. mBio, 11(6), Article e02938-20. https://doi.org/10.1128/mbio.02938-20
Sequence and Features
- 10INCOMPATIBLE WITH RFC[10]Illegal EcoRI site found at 1520
Illegal XbaI site found at 1505
Illegal PstI site found at 213
Illegal PstI site found at 224
Illegal PstI site found at 342 - 12INCOMPATIBLE WITH RFC[12]Illegal EcoRI site found at 1520
Illegal PstI site found at 213
Illegal PstI site found at 224
Illegal PstI site found at 342
Illegal NotI site found at 1512 - 21INCOMPATIBLE WITH RFC[21]Illegal EcoRI site found at 1520
- 23INCOMPATIBLE WITH RFC[23]Illegal EcoRI site found at 1520
Illegal XbaI site found at 1505
Illegal PstI site found at 213
Illegal PstI site found at 224
Illegal PstI site found at 342 - 25INCOMPATIBLE WITH RFC[25]Illegal EcoRI site found at 1520
Illegal XbaI site found at 1505
Illegal PstI site found at 213
Illegal PstI site found at 224
Illegal PstI site found at 342
Illegal AgeI site found at 329
Illegal AgeI site found at 1475 - 1000COMPATIBLE WITH RFC[1000]