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[求助] 老师布置的一个敲除DNA片段的作业,唉,上课一句也没听,虫友指导一下

欲将下列E.coli 基因组中的红色标记的DNA片段删除,设计合成该DNA片段敲除盒的PCR引物(sc (20-nt forward primer specific to pSCI, 5‘-GATCTGGCT TATCGAAATTA-3’), and b (reverse primer that include 50-nt homology extension (b) and 20-nt priming sequence (5‘-GCATGCCTGCAGGTCGACTC -3’) for pSCI as template)


gcttcagctg gaaaaataat cgacaatgcg ctagacgcgg gagtcgaagc gtgtctgtat
gctgtcgtga gtaaacccac aggaaatcgc ttaataagag ctgaagaaag caataacaat
atacgtgatc tgcctgacct tgcagatccc cgggaactac ccacgtcatt gcgcggccag
ccgcgagtac gcactagcag gacccttgcc gagccatccg acttcaatcg tctcacagta
gaattctggt taggtttcaa aacatattgt tttgttaggt cattttctta atctcctatt
cttcatcttt ttacccagtt ccgctttctt gcatcattcc cgcaatggcg ccccttcctc
ggcgaaggct agcgccctgc agggcattat cattgctggt tggtctgctt gccgcaagtt
ttgctttttc ttctttacag ccaggcgcaa ctaccagctc tggccaggat caggtgtgca
caagcctctt ggatgtcatgt tggtagttg atgagtcggg ctccattggc acatcgaact
tcaggaaggt gcggcagttca tcgaagact tcgtgaattc tatgccgatt tctccagagg
acgttcgtgt tgggttaatca cttttgcaa cccgttccaa agttcggtgg aacctgagtg
atccgaaggc tacaaatcct tccttggcta tatcagcagc tagatctcta agctattcaa
caggcgtcac ctacacgcat tacggtcttc aagatgcgaa gaagctgctc tacgacacca
atgctggagc tagaaataac gtacccaagt tggttttggt catgactgac ggcgcaagca
atctcccgtc tcaaacgaga tcttctgctg cagccctgcg tgatgcagga gccatcgtag
ttgtcttggg agtcggctca ggagtcaatt cgagtgagtg caggagtatt gctggctgtt
cgacttcaaa ttgccccagg tacttgcagt caaactggtc aaacgtcacg cagcaggtca
atggtatcat caaggctgca tgcaaagatc tggcaaagga tgcggtgtgt agcgaatgga
gcgaatatgg accttgtgtg ggggaatgtg gcaaagaagg cgtgcagacg agcactcgag
tcgagatatc tccgcagaag ccggggtcac ctccttgccc gacatgtgag gcaccgaggg
gcaggtcttg tgccgagcag cctcccggac ttactcggac gcagccgtgc acgatgccag
tgtgcaaaac ggatgctcat tgcggggagt ttggcgcatg gtctgagtgg agcactacgt
gcggaacggc gacgaggaaa aggcagaggg aaggctacaa cagtccacct gcagccggtg
gtgggctttc ttgcatggaa acagaagctg gtacatccaa tgctgctgag gtagaaaagg
agagcctcat cagtgcaggt gaacaatcag agatgtgggc atcctaaatg gaaacgtcgc
cgccgcgggt ttcgaaaagg tgcggatctt gcatatctgt gaacgaatta tttactaaca
ttggcaaatc atttaccaag catctctggc gcatagcttc ttgaacaaga caacggaatg
tccaactggg gaacagctat attgcgaagt gtggtgttca aaccagaaga gagcacagcg
tcatgtgtat gttagggttg ggcgcctcct ttcccttatt tatcccattt cctccgcctt
catctttccg ccttctctct gtgcgccgta ttttgggtgt tattggtgcc tggcggacat
gaaagagaga ttggcgttat ttgcagcgtg cgcaggccat ggtagggttg gataacactc
attggtgaag cgcaaggcaa cagggccacg tttacctcct ggtggtcaat ggggcagttg
gttctgtcat tggttgttct gtttcaaggg gccggtaatg ggcagcagaa gcttctgcca
gccaccacac aatcgaagca acaaataagg gaggttctgc taacaattgt gcgtagtcat
gattgtaggt aggctccgtt tcgaagatga atgaccggga gcagcctgaa tgaaacttga
ctctcaaaga agggaattca agaaaatacg gtacaccatt ctcacttttt gaggtgcagc
taacgaggac tttttcttag taacggtatg gcatcgtggg agcaaggaac agtgtttgtg
ttgcattgtg agcaccggag gtgtgggtcc tcagaatata gtctgcgagt gggaagacat
taaggaccca agagcctttt attgctgggt agaattcaat gttgttctgg catgtatctt
cgtggacttt tttgtctgtt atatctactc taaagtgagt gaatggttgg acgcattaaa
aagtaatttg cctttcccgt gaggcaaata ttttctggtg ctggaggggt gtgagctctc
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