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Part:BBa_M31511

Designed by: Michael Lee   Group: BE.109 Instructors BE.109 2006 MIT 20.109 Spring07 MIT 20.109 Fall07   (2007-02-25)

This is a refactored M13K07 genome. This is only the section between the unique HpaI site in Gene II and the unique BamHI site in Gene III. This part was designed to remove as much overlap as possible between genetic elements so that individual genes could be modified without worrying about affecting other sections of the genome.

I attempted to remove all overlapping sites in this section of the genome. What I did was copy the overlapping section (usually an RBS and/or promoter overlapping the previous ORF) and repeat it. I changed the wobble positions of every other codon on the ORF’s so that they wouldn’t homologously recombine with the repeated sequence. Additionally, as was done on the T7.1 refactoring, I added two new cut sites between the separated genes. I chose to keep the overlap between the gene VIII promoter and gene IX RBS (and the resulting mixed order of genetic elements) changing that order seemed to be a much more significant change than the others.

Overlapping Areas Added Restriction Sites Modified sequence
Gene V Promoter/RBS - Gene X ORF AflII (CTTAAG); ApaI (GGGCCC) ccaacgAcctgaTtggtaCaatgaAccagtActtaaGatcgcCtaaCTTAA GGGCCCaacgtcctgactggtataatgagccagttcttaaaatcgcataa
Gene VII RBS - Gene V ORF BmtI (GCTAGC); BssHII (GCGCGC) gttccAgctaaAtaaGCTAGCGCGCgttccggctaagtaa
Gene VIII Promoter/IX RBS/ORF – Gene VII ORF KpnI (GGTACC); NcoI (CCATGG) aatTtccgtCgtactCtgtttTgcgctCggtatTatcgcCgggggCcaaagGtga GGTACCATGGaatctccgttgtactttgtttcgcgcttggtataatcgctgggggtcaaag
Gene VIII RBS/ORF – Gene IX ORF NheI (GCTAGC); MfeI (CAATTG) taatGgaaacCtcctcTtgaGCTAGCAATTGtaatggaaacttcctcatga
Gene III Promoter – Gene VIII ORF BclI (TGATCA); BglII (AGATCT) aattcacTtcgaaGgcaagTtgaTGATCAGATCTaattcacctcgaaagcaagctga
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