LOCUS       sequence-181371-        5710 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Bacterial expression of SF2.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 5710)
  AUTHORS   Huang X, Zheng M, Wang P, Mok BW, Liu S, Lau SY, Chen P, Liu YC, Liu
            H, Chen Y, Song W, Yuen KY, Chen H
  TITLE     An NS-segment exonic splicing enhancer regulates influenza A virus 
            replication in mammalian cells.
  JOURNAL   Nat Commun. 2017 Mar 21;8:14751. doi: 10.1038/ncomms14751.
  PUBMED    28323816
REFERENCE   2  (bases 1 to 5710)
  AUTHORS   .
  TITLE     Direct Submission
  JOURNAL   Exported Dec 15, 2025 from SnapGene Server 8.0.1
            https://www.snapgene.com
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Nat 
            Commun."; date: "2017-03-21"; volume: "8:14751. doi"; pages: " 
            10.1038/ncomms14751"
COMMENT     Sequence Label: pGEX6P-1-SF2
FEATURES             Location/Qualifiers
     source          1..5710
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     promoter        join(183..188,189..204,205..211)
                     /label=tac promoter
                     /note="strong E. coli promoter; hybrid between the trp and 
                     lac UV5 promoters"
     protein_bind    219..235
                     /label=lac operator
                     /bound_moiety="lac repressor encoded by lacI"
                     /note="The lac repressor binds to the lac operator to 
                     inhibit transcription in E. coli. This inhibition can be 
                     relieved by adding lactose or 
                     isopropyl-beta-D-thiogalactopyranoside (IPTG)."
     CDS             258..911
                     /codon_start=1
                     /product="glutathione S-transferase from Schistosoma 
                     japonicum"
                     /label=GST
                     /translation="MSPILGYWKIKGLVQPTRLLLEYLEEKYEEHLYERDEGDKWRNKK
                     FELGLEFPNLPYYIDGDVKLTQSMAIIRYIADKHNMLGGCPKERAEISMLEGAVLDIRY
                     GVSRIAYSKDFETLKVDFLSKLPEMLKMFEDRLCHKTYLNGDHVTHPDFMLYDALDVVL
                     YMDPMCLDAFPKLVCFKKRIEAIPQIDKYLKSSKYIAWPLQGWQATFGGGDHPPK"
     primer_bind     869..891
                     /label=pGEX 5'
                     /note="pGEX vectors, Glutathione-S-transferase, forward 
                     primer"
     CDS             918..941
                     /codon_start=1
                     /product="recognition and cleavage site for human 
                     rhinovirus 3C and PreScission proteases"
                     /label=HRV 3C site
                     /translation="LEVLFQGP"
     primer_bind     complement(1760..1782)
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     primer_bind     complement(1927..1945)
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        2013..2117
                     /gene="bla"
                     /label=AmpR promoter
     CDS             join(2118..2186,2187..2978)
                     /codon_start=1
                     /gene="bla"
                     /product="beta-lactamase"
                     /label=AmpR
                     /note="confers resistance to ampicillin, carbenicillin, and
                     related antibiotics"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRVDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPAAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     primer_bind     complement(2336..2355)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     rep_origin      3149..3737
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     3638..3657
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     3891..3908
                     /label=L4440
                     /note="L4440 vector, forward primer"
     promoter        3981..4058
                     /gene="lacI (mutant)"
                     /label=lacIq promoter
                     /note="In the lacIq allele, a single base change in the 
                     promoter boosts expression of the lacI gene about 10-fold."
     CDS             4059..5141
                     /codon_start=1
                     /gene="lacI"
                     /product="lac repressor"
                     /label=lacI
                     /note="The lac repressor binds to the lac operator to 
                     inhibit transcription in E. coli. This inhibition can be 
                     relieved by adding lactose or 
                     isopropyl-beta-D-thiogalactopyranoside (IPTG)."
                     /translation="MKPVTLYDVAEYAGVSYQTVSRVVNQASHVSAKTREKVEAAMAEL
                     NYIPNRVAQQLAGKQSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGV
                     EACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLDVSDQTPINSIIFSH
                     EDGTRLGVEHLVALGHQQIALLAGPLSSVSARLRLAGWHKYLTRNQIQPIAEREGDWSA
                     MSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSC
                     YIPPSTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPR
                     ALADSLMQLARQVSRLESGQ"
     primer_bind     complement(4078..4097)
                     /label=LacI-R
                     /note="LacI, reverse primer"
     protein_bind    5154..5175
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     promoter        join(5190..5195,5196..5213,5214..5220)
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    5228..5244
                     /label=lac operator
                     /bound_moiety="lac repressor encoded by lacI"
                     /note="The lac repressor binds to the lac operator to 
                     inhibit transcription in E. coli. This inhibition can be 
                     relieved by adding lactose or 
                     isopropyl-beta-D-thiogalactopyranoside (IPTG)."
     primer_bind     5252..5268
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     5252..5268
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     CDS             join(5264..5710,1..81)
                     /codon_start=1
                     /gene="lacZ fragment"
                     /product="LacZ-alpha fragment of beta-galactosidase"
                     /label=lacZ-alpha
                     /translation="MTMITDSLAVVLQRRDWENPGVTQLNRLAAHPPFASWRNSEEART
                     DRPSQQLRSLNGEWRFAWFPAPEAVPESWLECDLPEADTVVVPSNWQMHGYDAPIYTNV
                     TYPITVNPPFVPTENPTGCYSLTFNVDESWLQEGQTRIIFDGVGITLSTARCTNASGVR
                     QPSEAVVWLCRS"
     primer_bind     complement(5284..5301)
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     complement(5284..5300)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(5293..5315)
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
ORIGIN
        1 acgttatcga ctgcacggtg caccaatgct tctggcgtca ggcagccatc ggaagctgtg
       61 gtatggctgt gcaggtcgta aatcactgca taattcgtgt cgctcaaggc gcactcccgt
      121 tctggataat gttttttgcg ccgacatcat aacggttctg gcaaatattc tgaaatgagc
      181 tgttgacaat taatcatcgg ctcgtataat gtgtggaatt gtgagcggat aacaatttca
      241 cacaggaaac agtattcatg tcccctatac taggttattg gaaaattaag ggccttgtgc
      301 aacccactcg acttcttttg gaatatcttg aagaaaaata tgaagagcat ttgtatgagc
      361 gcgatgaagg tgataaatgg cgaaacaaaa agtttgaatt gggtttggag tttcccaatc
      421 ttccttatta tattgatggt gatgttaaat taacacagtc tatggccatc atacgttata
      481 tagctgacaa gcacaacatg ttgggtggtt gtccaaaaga gcgtgcagag atttcaatgc
      541 ttgaaggagc ggttttggat attagatacg gtgtttcgag aattgcatat agtaaagact
      601 ttgaaactct caaagttgat tttcttagca agctacctga aatgctgaaa atgttcgaag
      661 atcgtttatg tcataaaaca tatttaaatg gtgatcatgt aacccatcct gacttcatgt
      721 tgtatgacgc tcttgatgtt gttttataca tggacccaat gtgcctggat gcgttcccaa
      781 aattagtttg ttttaaaaaa cgtattgaag ctatcccaca aattgataag tacttgaaat
      841 ccagcaagta tatagcatgg cctttgcagg gctggcaagc cacgtttggt ggtggcgacc
      901 atcctccaaa atcggatctg gaagttctgt tccaggggcc cctgggatcc tcgggaggtg
      961 gtgtgattcg tggccccgca gggaacaacg attgccgcat ctacgtgggt aacttacctc
     1021 cagacatccg aaccaaggac attgaggacg tgttctacaa atacggcgct atccgcgaca
     1081 tcgacctcaa gaatcgccgc gggggaccgc ccttcgcctt cgttgagttc gaggacccgc
     1141 gagacgcgga agacgcggtg tatggtcgcg acggctatga ttacgatggg taccgtctgc
     1201 gggtggagtt tcctcgaagc ggccgtggaa caggccgagg cggcggcggg ggtggaggtg
     1261 gcggagctcc ccgaggtcgc tatggccccc catccaggcg gtctgaaaac agagtggttg
     1321 tctctggact gcctccaagt ggaagttggc aggatttaaa ggatcacatg cgtgaagcag
     1381 gtgatgtatg ttatgctgat gtttaccgag atggcactgg tgtcgtggag tttgtacgga
     1441 aagaagatat gacctatgca gttcgaaaac tggataacac taagtttaga tctcatgagg
     1501 gagaaactgc ctacatccgg gttaaagttg atgggcccag aagtccaagt tatggaagat
     1561 ctcgatctcg aagccgtagt cgtagcagaa gccgtagcag aagcaacagc aggagtcgca
     1621 gttactcccc aaggagaagc agaggatcac cacgctattc tccccgtcat agcagatctc
     1681 gctctcgtac ataactcgag cggccgcatc gtgactgact gacgatctgc ctcgcgcgtt
     1741 tcggtgatga cggtgaaaac ctctgacaca tgcagctccc ggagacggtc acagcttgtc
     1801 tgtaagcgga tgccgggagc agacaagccc gtcagggcgc gtcagcgggt gttggcgggt
     1861 gtcggggcgc agccatgacc cagtcacgta gcgatagcgg agtgtataat tcttgaagac
     1921 gaaagggcct cgtgatacgc ctatttttat aggttaatgt catgataata atggtttctt
     1981 agacgtcagg tggcactttt cggggaaatg tgcgcggaac ccctatttgt ttatttttct
     2041 aaatacattc aaatatgtat ccgctcatga gacaataacc ctgataaatg cttcaataat
     2101 attgaaaaag gaagagtatg agtattcaac atttccgtgt cgcccttatt cccttttttg
     2161 cggcattttg ccttcctgtt tttgctcacc cagaaacgct ggtgaaagta aaagatgctg
     2221 aagatcagtt gggtgcacga gtgggttaca tcgaactgga tctcaacagc ggtaagatcc
     2281 ttgagagttt tcgccccgaa gaacgttttc caatgatgag cacttttaaa gttctgctat
     2341 gtggcgcggt attatcccgt gttgacgccg ggcaagagca actcggtcgc cgcatacact
     2401 attctcagaa tgacttggtt gagtactcac cagtcacaga aaagcatctt acggatggca
     2461 tgacagtaag agaattatgc agtgctgcca taaccatgag tgataacact gcggccaact
     2521 tacttctgac aacgatcgga ggaccgaagg agctaaccgc ttttttgcac aacatggggg
     2581 atcatgtaac tcgccttgat cgttgggaac cggagctgaa tgaagccata ccaaacgacg
     2641 agcgtgacac cacgatgcct gcagcaatgg caacaacgtt gcgcaaacta ttaactggcg
     2701 aactacttac tctagcttcc cggcaacaat taatagactg gatggaggcg gataaagttg
     2761 caggaccact tctgcgctcg gcccttccgg ctggctggtt tattgctgat aaatctggag
     2821 ccggtgagcg tgggtctcgc ggtatcattg cagcactggg gccagatggt aagccctccc
     2881 gtatcgtagt tatctacacg acggggagtc aggcaactat ggatgaacga aatagacaga
     2941 tcgctgagat aggtgcctca ctgattaagc attggtaact gtcagaccaa gtttactcat
     3001 atatacttta gattgattta aaacttcatt tttaatttaa aaggatctag gtgaagatcc
     3061 tttttgataa tctcatgacc aaaatccctt aacgtgagtt ttcgttccac tgagcgtcag
     3121 accccgtaga aaagatcaaa ggatcttctt gagatccttt ttttctgcgc gtaatctgct
     3181 gcttgcaaac aaaaaaacca ccgctaccag cggtggtttg tttgccggat caagagctac
     3241 caactctttt tccgaaggta actggcttca gcagagcgca gataccaaat actgtccttc
     3301 tagtgtagcc gtagttaggc caccacttca agaactctgt agcaccgcct acatacctcg
     3361 ctctgctaat cctgttacca gtggctgctg ccagtggcga taagtcgtgt cttaccgggt
     3421 tggactcaag acgatagtta ccggataagg cgcagcggtc gggctgaacg gggggttcgt
     3481 gcacacagcc cagcttggag cgaacgacct acaccgaact gagataccta cagcgtgagc
     3541 tatgagaaag cgccacgctt cccgaaggga gaaaggcgga caggtatccg gtaagcggca
     3601 gggtcggaac aggagagcgc acgagggagc ttccaggggg aaacgcctgg tatctttata
     3661 gtcctgtcgg gtttcgccac ctctgacttg agcgtcgatt tttgtgatgc tcgtcagggg
     3721 ggcggagcct atggaaaaac gccagcaacg cggccttttt acggttcctg gccttttgct
     3781 ggccttttgc tcacatgttc tttcctgcgt tatcccctga ttctgtggat aaccgtatta
     3841 ccgcctttga gtgagctgat accgctcgcc gcagccgaac gaccgagcgc agcgagtcag
     3901 tgagcgagga agcggaagag cgcctgatgc ggtattttct ccttacgcat ctgtgcggta
     3961 tttcacaccg cataaattcc gacaccatcg aatggtgcaa aacctttcgc ggtatggcat
     4021 gatagcgccc ggaagagagt caattcaggg tggtgaatgt gaaaccagta acgttatacg
     4081 atgtcgcaga gtatgccggt gtctcttatc agaccgtttc ccgcgtggtg aaccaggcca
     4141 gccacgtttc tgcgaaaacg cgggaaaaag tggaagcggc gatggcggag ctgaattaca
     4201 ttcccaaccg cgtggcacaa caactggcgg gcaaacagtc gttgctgatt ggcgttgcca
     4261 cctccagtct ggccctgcac gcgccgtcgc aaattgtcgc ggcgattaaa tctcgcgccg
     4321 atcaactggg tgccagcgtg gtggtgtcga tggtagaacg aagcggcgtc gaagcctgta
     4381 aagcggcggt gcacaatctt ctcgcgcaac gcgtcagtgg gctgatcatt aactatccgc
     4441 tggatgacca ggatgccatt gctgtggaag ctgcctgcac taatgttccg gcgttatttc
     4501 ttgatgtctc tgaccagaca cccatcaaca gtattatttt ctcccatgaa gacggtacgc
     4561 gactgggcgt ggagcatctg gtcgcattgg gtcaccagca aatcgcgctg ttagcgggcc
     4621 cattaagttc tgtctcggcg cgtctgcgtc tggctggctg gcataaatat ctcactcgca
     4681 atcaaattca gccgatagcg gaacgggaag gcgactggag tgccatgtcc ggttttcaac
     4741 aaaccatgca aatgctgaat gagggcatcg ttcccactgc gatgctggtt gccaacgatc
     4801 agatggcgct gggcgcaatg cgcgccatta ccgagtccgg gctgcgcgtt ggtgcggata
     4861 tctcggtagt gggatacgac gataccgaag acagctcatg ttatatcccg ccgtcaacca
     4921 ccatcaaaca ggattttcgc ctgctggggc aaaccagcgt ggaccgcttg ctgcaactct
     4981 ctcagggcca ggcggtgaag ggcaatcagc tgttgcccgt ctcactggtg aaaagaaaaa
     5041 ccaccctggc gcccaatacg caaaccgcct ctccccgcgc gttggccgat tcattaatgc
     5101 agctggcacg acaggtttcc cgactggaaa gcgggcagtg agcgcaacgc aattaatgtg
     5161 agttagctca ctcattaggc accccaggct ttacacttta tgcttccggc tcgtatgttg
     5221 tgtggaattg tgagcggata acaatttcac acaggaaaca gctatgacca tgattacgga
     5281 ttcactggcc gtcgttttac aacgtcgtga ctgggaaaac cctggcgtta cccaacttaa
     5341 tcgccttgca gcacatcccc ctttcgccag ctggcgtaat agcgaagagg cccgcaccga
     5401 tcgcccttcc caacagttgc gcagcctgaa tggcgaatgg cgctttgcct ggtttccggc
     5461 accagaagcg gtgccggaaa gctggctgga gtgcgatctt cctgaggccg atactgtcgt
     5521 cgtcccctca aactggcaga tgcacggtta cgatgcgccc atctacacca acgtaaccta
     5581 tcccattacg gtcaatccgc cgtttgttcc cacggagaat ccgacgggtt gttactcgct
     5641 cacatttaat gttgatgaaa gctggctaca ggaaggccag acgcgaatta tttttgatgg
     5701 cgttggaatt
//
