Difference between revisions of "Part:BBa K1189000:Design"
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===Design Notes=== | ===Design Notes=== | ||
− | + | On the iGEM parts registry we found TALA (BBa_K782004) that the Slovenian team synthesized for a previous project. TALEs are very large proteins and take a long time to design and synthesize. Therefore, we decided to use these TALEs to test our system. We also saw this as an opportunity to use and build upon parts made by former iGEM teams. When we sequenced TALA (BBa_K782004), we discovered that it had a small mutated segment. We expected a sequence of AGCAATGGG in the repeat variable di-residue of the second repeat. However, the sequence was actually TCCCACGAC. This meant that the required target sequence at this position was a C, and not a T, as the parts registry web page indicates. The TALE also had a kozak sequence at the front of the sequence, we used PCR to remove the kozak sequence at the front of the TALE, so it would not inhibit the expression | |
Revision as of 22:36, 27 September 2013
TALE-A with a his tag under a lacI promoter
- 10COMPATIBLE WITH RFC[10]
- 12COMPATIBLE WITH RFC[12]
- 21INCOMPATIBLE WITH RFC[21]Illegal BamHI site found at 2654
- 23COMPATIBLE WITH RFC[23]
- 25COMPATIBLE WITH RFC[25]
- 1000COMPATIBLE WITH RFC[1000]
Design Notes
On the iGEM parts registry we found TALA (BBa_K782004) that the Slovenian team synthesized for a previous project. TALEs are very large proteins and take a long time to design and synthesize. Therefore, we decided to use these TALEs to test our system. We also saw this as an opportunity to use and build upon parts made by former iGEM teams. When we sequenced TALA (BBa_K782004), we discovered that it had a small mutated segment. We expected a sequence of AGCAATGGG in the repeat variable di-residue of the second repeat. However, the sequence was actually TCCCACGAC. This meant that the required target sequence at this position was a C, and not a T, as the parts registry web page indicates. The TALE also had a kozak sequence at the front of the sequence, we used PCR to remove the kozak sequence at the front of the TALE, so it would not inhibit the expression
Source
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