LOCUS       sequence-339032-        2918 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  QUAS five base pairs upstream of a T7 promoter with a TetO operator.
            Expresses GFP in BL21(DE3) E. coli according to the Q and Tet 
            systems. Contains the ColE1 origin of replication..
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 2918)
  AUTHORS   MacDonald IC, Seamons TR, Emmons JC, Javdan SB, Deans TL
  TITLE     Enhanced regulation of prokaryotic gene expression by a eukaryotic 
            transcriptional activator.
  JOURNAL   Nat Commun. 2021 Jul 5;12(1):4109. doi: 10.1038/s41467-021-24434-9.
  PUBMED    34226549
REFERENCE   2  (bases 1 to 2918)
  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: "2021-07-5"; volume: "12(1):4109. doi"; pages: " 
            10.1038/s41467-021-24434-9"
COMMENT     Sequence Label: QUAS-5-T7-TetO-GFP_ColE1
FEATURES             Location/Qualifiers
     source          1..2918
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     CDS             complement(join(1..792,793..861))
                     /codon_start=1
                     /gene="bla"
                     /product="beta-lactamase"
                     /label=AmpR
                     /note="confers resistance to ampicillin, carbenicillin, and
                     related antibiotics"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     primer_bind     624..643
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(862..966)
                     /gene="bla"
                     /label=AmpR promoter
     promoter        1002..1020
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     protein_bind    1021..1039
                     /gene="tetO"
                     /label=tet operator
                     /bound_moiety="tetracycline repressor TetR"
                     /note="bacterial operator O2 for the tetR and tetA genes"
     CDS             join(1067..1069,1070..1072,1073..1783)
                     /codon_start=1
                     /product="enhanced GFP"
                     /label=EGFP
                     /translation="MVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTL
                     KFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDD
                     GNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIK
                     VNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLL
                     EFVTAAGITLGMDELYK"
     CDS             join(1067..1069,1070..1072,1073..1783)
                     /codon_start=1
                     /product="the original enhanced GFP (Yang et al., 1996)"
                     /label=EGFP
                     /note="mammalian codon-optimized"
                     /translation="MVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTL
                     KFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDD
                     GNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIK
                     VNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLL
                     EFVTAAGITLGMDELYK"
     primer_bind     complement(1112..1133)
                     /label=EGFP-N
                     /note="EGFP, reverse primer"
     primer_bind     complement(1373..1392)
                     /label=EXFP-R
                     /note="For distinguishing EGFP variants, reverse primer"
     primer_bind     1720..1741
                     /label=EGFP-C
                     /note="EGFP, forward primer"
     terminator      1856..1903
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     rep_origin      complement(2137..2725)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(2217..2236)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     terminator      complement(2813..2907)
                     /label=lambda t0 terminator
                     /note="transcription terminator from phage lambda"
ORIGIN
        1 ttaccaatgc ttaatcagtg aggcacctat ctcagcgatc tgtctatttc gttcatccat
       61 agttgcctga ctccccgtcg tgtagataac tacgatacgg gagggcttac catctggccc
      121 cagtgctgca atgataccgc gagacccacg ctcaccggct ccagatttat cagcaataaa
      181 ccagccagcc ggaagggccg agcgcagaag tggtcctgca actttatccg cctccatcca
      241 gtctattaat tgttgccggg aagctagagt aagtagttcg ccagttaata gtttgcgcaa
      301 cgttgttgcc attgctacag gcatcgtggt gtcacgctcg tcgtttggta tggcttcatt
      361 cagctccggt tcccaacgat caaggcgagt tacatgatcc cccatgttgt gcaaaaaagc
      421 ggttagctcc ttcggtcctc cgatcgttgt cagaagtaag ttggccgcag tgttatcact
      481 catggttatg gcagcactgc ataattctct tactgtcatg ccatccgtaa gatgcttttc
      541 tgtgactggt gagtactcaa ccaagtcatt ctgagaatag tgtatgcggc gaccgagttg
      601 ctcttgcccg gcgtcaatac gggataatac cgcgccacat agcagaactt taaaagtgct
      661 catcattgga aaacgttctt cggggcgaaa actctcaagg atcttaccgc tgttgagatc
      721 cagttcgatg taacccactc gtgcacccaa ctgatcttca gcatctttta ctttcaccag
      781 cgtttctggg tgagcaaaaa caggaaggca aaatgccgca aaaaagggaa taagggcgac
      841 acggaaatgt tgaatactca tactcttcct ttttcaatat tattgaagca tttatcaggg
      901 ttattgtctc atgagcggat acatatttga atgtatttag aaaaataaac aaataggggt
      961 tccgcgcgct agcggtaccc gggtaatcgc ttatcccaag gtaatacgac tcactatagg
     1021 tccctatcag tgatagagag tttaacttta agaaggagga gtacatatgg tgagcaaggg
     1081 cgaggagctg ttcaccgggg tggtgcccat cctggtcgag ctggacggcg acgtaaacgg
     1141 ccacaagttc agcgtgtccg gcgagggcga gggcgatgcc acctacggca agctgaccct
     1201 gaagttcatc tgcaccaccg gcaagctgcc cgtgccctgg cccaccctcg tgaccaccct
     1261 gacctacggc gtgcagtgct tcagccgcta ccccgaccac atgaagcagc acgacttctt
     1321 caagtccgcc atgcccgaag gctacgtcca ggagcgcacc atcttcttca aggacgacgg
     1381 caactacaag acccgcgccg aggtgaagtt cgagggcgac accctggtga accgcatcga
     1441 gctgaagggc atcgacttca aggaggacgg caacatcctg gggcacaagc tggagtacaa
     1501 ctacaacagc cacaacgtct atatcatggc cgacaagcag aagaacggca tcaaggtgaa
     1561 cttcaagatc cgccacaaca tcgaggacgg cagcgtgcag ctcgccgacc actaccagca
     1621 gaacaccccc atcggcgacg gccccgtgct gctgcccgac aaccactacc tgagcaccca
     1681 gtccgccctg agcaaagacc ccaacgagaa gcgcgatcac atggtcctgc tggagttcgt
     1741 gaccgccgcc gggatcactc tcggcatgga cgagctgtac aagtccggac tcagatctcg
     1801 agcggcgaac gacgaaaact actctgaaaa ctacgcggac gcgtcttaga agcttctagc
     1861 ataacccctt ggggcctcta aacgggtctt gaggggtttt ttgcctaggg gctgcggcga
     1921 gcggtatcag ctcactcaaa ggcggtacag ctgggcgacg taaaggcggc cgctcttcag
     1981 gatcccctag ggcgttcggc tgcggcgagc ggtatcagct cactcaaagg cggtaatacg
     2041 gttatccaca gaatcagggg ataacgcagg aaagaacatg tgagcaaaag gccagcaaaa
     2101 ggccaggaac cgtaaaaagg ccgcgttgct ggcgtttttc cataggctcc gcccccctga
     2161 cgagcatcac aaaaatcgac gctcaagtca gaggtggcga aacccgacag gactataaag
     2221 ataccaggcg tttccccctg gaagctccct cgtgcgctct cctgttccga ccctgccgct
     2281 taccggatac ctgtccgcct ttctcccttc gggaagcgtg gcgctttctc atagctcacg
     2341 ctgtaggtat ctcagttcgg tgtaggtcgt tcgctccaag ctgggctgtg tgcacgaacc
     2401 ccccgttcag cccgaccgct gcgccttatc cggtaactat cgtcttgagt ccaacccggt
     2461 aagacacgac ttatcgccac tggcagcagc cactggtaac aggattagca gagcgaggta
     2521 tgtaggcggt gctacagagt tcttgaagtg gtggcctaac tacggctaca ctagaaggac
     2581 agtatttggt atctgcgctc tgctgaagcc agttaccttc ggaaaaagag ttggtagctc
     2641 ttgatccggc aaacaaacca ccgctggtag cggtggtttt tttgtttgca agcagcagat
     2701 tacgcgcaga aaaaaaggat ctcaagaaga tcctttgatc ttttctacgg ggtctgacgc
     2761 tcagtggaac gaaaactcac gttaagggat tttggtcatg actagtgctt ggattctcac
     2821 caataaaaaa cgcccggcgg caaccgagcg ttctgaacaa atccagatgg agttctgagg
     2881 tcattactgg atctatcaac aggagtccaa gcgagctc
//
