Difference between revisions of "Part:BBa K1351008"
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<partinfo>BBa_K1351008 short</partinfo> | <partinfo>BBa_K1351008 short</partinfo> | ||
− | Signal peptide (amino acids 1 to 46) of ''Bacillus subtilis'' endonuclease YhcR (UniProt [http://www.uniprot.org/uniprot/P54602 P54602]. YhcR is secreted and covalently anchored to the petidoglycan wall by the sortase YhcS. Despite its signal protein of RR-type, which is typical for proteins exported via the Tat pathway, export of YhcR is not Tat-dependent and seems to function via the Sec pathway (Tjalsma ''et. al.'', 2004). | + | Signal peptide (amino acids 1 to 46) of ''Bacillus subtilis'' endonuclease YhcR (UniProt [http://www.uniprot.org/uniprot/P54602 P54602]). YhcR is secreted and covalently anchored to the petidoglycan wall by the sortase YhcS. Despite its signal protein of RR-type, which is typical for proteins exported via the Tat pathway, export of YhcR is not Tat-dependent and seems to function via the Sec pathway (Tjalsma ''et. al.'', 2004). |
− | A YhcR-based surface display system has been shown to covalently anchor heterologous proteins to the ''B. subtilis'' cell wall (Liew ''et. al.'', 2012). It was used in the [http://2014.igem.org/Team:LMU-Munich/Project/Bakillus BaKillus project] to display pathogen-specific peptides and mediate adhesion of ''B. | + | A YhcR-based surface display system has been shown to covalently anchor heterologous proteins to the ''B. subtilis'' cell wall (Liew ''et. al.'', 2012). It was used in the [http://2014.igem.org/Team:LMU-Munich/Project/Bakillus BaKillus project] to display pathogen-specific peptides and mediate adhesion of ''B. subtilis'' to pathogens. |
It consists of four components: the sortase substrate with a signal peptide (this part), a linker ([https://parts.igem.org/Part:BBa_K1351009 BBa_K1351009]) and a cell wall-anchoring domain ([https://parts.igem.org/Part:BBa_K1351010 BBa_K1351010]) as well as the sortase YhcS itself ([https://parts.igem.org/Part:BBa_K1351011 BBa_K1351011]), whose overexpression increases the efficiency of the surface display. | It consists of four components: the sortase substrate with a signal peptide (this part), a linker ([https://parts.igem.org/Part:BBa_K1351009 BBa_K1351009]) and a cell wall-anchoring domain ([https://parts.igem.org/Part:BBa_K1351010 BBa_K1351010]) as well as the sortase YhcS itself ([https://parts.igem.org/Part:BBa_K1351011 BBa_K1351011]), whose overexpression increases the efficiency of the surface display. | ||
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|suffix with AgeI, SpeI, NotI and PstI: | |suffix with AgeI, SpeI, NotI and PstI: | ||
− | |<span style="color:orange">ACCGGT</span><u>TAA</u>T<span style="color:red">AC<u>TAG</u><u>T</u></span><u>A</u><span style="color:green"><u>G</u> | + | |<span style="color:orange">ACCGGT</span><u>TAA</u>T<span style="color:red">AC<u>TAG</u><u>T</u></span><u>A</u><span style="color:green"><u>G</u>CGGCCG</span><span style="color:blue">CTGCAG</span> |
|} | |} | ||
Sites of restriction enzymes generating compatible overhangs have the same color: | Sites of restriction enzymes generating compatible overhangs have the same color: |
Latest revision as of 16:12, 16 October 2014
Signal peptide of B. subtilis endonuclease YhcR
Signal peptide (amino acids 1 to 46) of Bacillus subtilis endonuclease YhcR (UniProt [http://www.uniprot.org/uniprot/P54602 P54602]). YhcR is secreted and covalently anchored to the petidoglycan wall by the sortase YhcS. Despite its signal protein of RR-type, which is typical for proteins exported via the Tat pathway, export of YhcR is not Tat-dependent and seems to function via the Sec pathway (Tjalsma et. al., 2004).
A YhcR-based surface display system has been shown to covalently anchor heterologous proteins to the B. subtilis cell wall (Liew et. al., 2012). It was used in the [http://2014.igem.org/Team:LMU-Munich/Project/Bakillus BaKillus project] to display pathogen-specific peptides and mediate adhesion of B. subtilis to pathogens.
It consists of four components: the sortase substrate with a signal peptide (this part), a linker (BBa_K1351009) and a cell wall-anchoring domain (BBa_K1351010) as well as the sortase YhcS itself (BBa_K1351011), whose overexpression increases the efficiency of the surface display.
This part was generated in a modified version of RFC25, where a strong Shine Dalgarno Sequence (SD) is included, and has the following prefix and suffix:
prefix with EcoRI, NotI, XbaI, SD and NgoMIV: | GAATTCGCGGCCGCTTCTAGAGTAAGGAGGAGCCGGC |
suffix with AgeI, SpeI, NotI and PstI: | ACCGGTTAATACTAGTAGCGGCCGCTGCAG |
Sites of restriction enzymes generating compatible overhangs have the same color:
EcoRI and PstI in blue, NotI in green, XbaI and SpeI in red, NgoMIV and AgeI in orange. Shine-Dalgarno sequence and stop codons are underlined.
Sequence and Features
- 10COMPATIBLE WITH RFC[10]
- 12COMPATIBLE WITH RFC[12]
- 21COMPATIBLE WITH RFC[21]
- 23COMPATIBLE WITH RFC[23]
- 25COMPATIBLE WITH RFC[25]
- 1000COMPATIBLE WITH RFC[1000]