Difference between revisions of "Part:BBa K1483003:Design"
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Part was designed in RFC25, since it is specifically used for fusion of peptides and proteins. The codon usage was modified for expression in <i>E. coli</i> K12. Common restriction sites were removed. The gene was obtained by <i>in-vitro</i> gene synthesis. | Part was designed in RFC25, since it is specifically used for fusion of peptides and proteins. The codon usage was modified for expression in <i>E. coli</i> K12. Common restriction sites were removed. The gene was obtained by <i>in-vitro</i> gene synthesis. | ||
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<!--[[File:SspGyrBInteinTuebingenMaster.jpg|800px]]--> | <!--[[File:SspGyrBInteinTuebingenMaster.jpg|800px]]--> | ||
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− | The complementary C-intein was generated by solid phase peptide synthesis. The functional part of the C-intein was extended c-terminaly by a linker consisting of aminocaproic acid (also knwon as ε-Ahx), L-lysine and L-cysteine. The lysine was coupled to carboxyfluorescein to allow detection of the peptide and thereby enable labeling of intein-fused proteins. The synthetic peptide can be immobilised on sulfo link beads using the cystein. | + | |
+ | The complementary C-intein was generated by solid-phase peptide synthesis. The functional part of the C-intein was extended c-terminaly by a linker consisting of aminocaproic acid (also knwon as ε-Ahx), L-lysine and L-cysteine. The lysine was coupled to carboxyfluorescein to allow detection of the peptide and thereby enable labeling of intein-fused proteins. The synthetic peptide can be immobilised on sulfo link beads using the cystein. | ||
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[[File:SynPeptideTuebingen1.jpg]] | [[File:SynPeptideTuebingen1.jpg]] | ||
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===Source=== | ===Source=== | ||
− | Intein of DNA gyrase subunit B of the cyanobacterium < | + | Intein of DNA gyrase subunit B of the cyanobacterium <i>Synechocystis spec.</i> PCC6804. The sequence was optimized for codon usage in <i>E. coli</i> K12 and obtained by <i>in-vitro</i> gene synthesis. |
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===References=== | ===References=== | ||
The sequence of the intein protein can be found in the [http://tools.neb.com/inbase/intein.php?name=Ssp+GyrB Intein Database and Registry] | The sequence of the intein protein can be found in the [http://tools.neb.com/inbase/intein.php?name=Ssp+GyrB Intein Database and Registry] |
Latest revision as of 21:52, 14 October 2014
Ssp GyrB Split Intein
- 10COMPATIBLE WITH RFC[10]
- 12COMPATIBLE WITH RFC[12]
- 21COMPATIBLE WITH RFC[21]
- 23COMPATIBLE WITH RFC[23]
- 25COMPATIBLE WITH RFC[25]
- 1000COMPATIBLE WITH RFC[1000]
Design Notes
Part was designed in RFC25, since it is specifically used for fusion of peptides and proteins. The codon usage was modified for expression in E. coli K12. Common restriction sites were removed. The gene was obtained by in-vitro gene synthesis.
The complementary C-intein was generated by solid-phase peptide synthesis. The functional part of the C-intein was extended c-terminaly by a linker consisting of aminocaproic acid (also knwon as ε-Ahx), L-lysine and L-cysteine. The lysine was coupled to carboxyfluorescein to allow detection of the peptide and thereby enable labeling of intein-fused proteins. The synthetic peptide can be immobilised on sulfo link beads using the cystein.
Source
Intein of DNA gyrase subunit B of the cyanobacterium Synechocystis spec. PCC6804. The sequence was optimized for codon usage in E. coli K12 and obtained by in-vitro gene synthesis.
References
The sequence of the intein protein can be found in the [http://tools.neb.com/inbase/intein.php?name=Ssp+GyrB Intein Database and Registry]