LOCUS       sequence-408786-        6389 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Express mCherry-MS2x4 (export tag consisting of 4 tandem repeats of 
            MS2 stem-loop aptamer).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6389)
  AUTHORS   Horns F, Martinez JA, Fan C, Haque M, Linton JM, Tobin V, Santat L, 
            Maggiolo AO, Bjorkman PJ, Lois C, Elowitz MB
  TITLE     Engineering RNA export for measurement and manipulation of living 
            cells.
  JOURNAL   Cell. 2023 Jul 10:S0092-8674(23)00689-X. doi: 
            10.1016/j.cell.2023.06.013.
  PUBMED    37437570
REFERENCE   2  (bases 1 to 6389)
  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: "Cell. 2023 
            Jul 10:S0092-8674(23)00689-X. doi: 10.1016/j.cell.2023.06.013."
COMMENT     Sequence Label: pFH2.20_mCherry-MS2x4
FEATURES             Location/Qualifiers
     source          1..6389
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     primer_bind     complement(44..63)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     enhancer        235..614
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        615..818
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     769..789
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     primer_bind     863..882
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        863..881
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     regulatory      923..932
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             929..1639
                     /codon_start=1
                     /product="monomeric derivative of DsRed fluorescent protein
                     (Shaner et al., 2004)"
                     /label=mCherry
                     /note="mammalian codon-optimized"
                     /translation="MVSKGEEDNMAIIKEFMRFKVHMEGSVNGHEFEIEGEGEGRPYEG
                     TQTAKLKVTKGGPLPFAWDILSPQFMYGSKAYVKHPADIPDYLKLSFPEGFKWERVMNF
                     EDGGVVTVTQDSSLQDGEFIYKVKLRGTNFPSDGPVMQKKTMGWEASSERMYPEDGALK
                     GEIKQRLKLKDGGHYDAEVKTTYKAKKPVQLPGAYNVNIKLDITSHNEDYTIVEQYERA
                     EGRHSTGGMDELYK"
     primer_bind     complement(1074..1092)
                     /label=mCherry-R
                     /note="mCherry, reverse primer"
     primer_bind     1342..1361
                     /label=mCherry-F
                     /note="mCherry, forward primer"
     primer_bind     complement(1980..1997)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    1986..2210
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      2256..2684
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(2343..2362)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     2553..2574
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(2693..2713)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     promoter        2698..3027
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     rep_origin      2878..3013
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     primer_bind     2940..2959
                     /label=SV40pro-F
                     /note="SV40 promoter/origin, forward primer"
     CDS             3094..3888
                     /codon_start=1
                     /gene="aph(3')-II (or nptII)"
                     /product="aminoglycoside phosphotransferase from Tn5"
                     /label=NeoR/KanR
                     /note="confers resistance to neomycin, kanamycin, and G418 
                     (Geneticin(R))"
                     /translation="MIEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
                     VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
                     SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
                     GLAPAELFARLKARMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
                     LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     primer_bind     complement(3148..3167)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     3758..3777
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     polyA_signal    4062..4183
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(4099..4118)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     4153..4172
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(4232..4248)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(4232..4248)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(4245..4267)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    4256..4272
                     /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)."
     promoter        complement(join(4280..4286,4287..4304,4305..4310))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    4325..4346
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(4463..4480)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(4634..5222)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4714..4733)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(5393..6184,6185..6253))
                     /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     6016..6035
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(6254..6358)
                     /gene="bla"
                     /label=AmpR promoter
ORIGIN
        1 gacggatcgg gagatctccc gatcccctat ggtgcactct cagtacaatc tgctctgatg
       61 ccgcatagtt aagccagtat ctgctccctg cttgtgtgtt ggaggtcgct gagtagtgcg
      121 cgagcaaaat ttaagctaca acaaggcaag gcttgaccga caattgcatg aagaatctgc
      181 ttagggttag gcgttttgcg ctgcttcgcg atgtacgggc cagatatacg cgttgacatt
      241 gattattgac tagttattaa tagtaatcaa ttacggggtc attagttcat agcccatata
      301 tggagttccg cgttacataa cttacggtaa atggcccgcc tggctgaccg cccaacgacc
      361 cccgcccatt gacgtcaata atgacgtatg ttcccatagt aacgccaata gggactttcc
      421 attgacgtca atgggtggag tatttacggt aaactgccca cttggcagta catcaagtgt
      481 atcatatgcc aagtacgccc cctattgacg tcaatgacgg taaatggccc gcctggcatt
      541 atgcccagta catgacctta tgggactttc ctacttggca gtacatctac gtattagtca
      601 tcgctattac catggtgatg cggttttggc agtacatcaa tgggcgtgga tagcggtttg
      661 actcacgggg atttccaagt ctccacccca ttgacgtcaa tgggagtttg ttttggcacc
      721 aaaatcaacg ggactttcca aaatgtcgta acaactccgc cccattgacg caaatgggcg
      781 gtaggcgtgt acggtgggag gtctatataa gcagagctct ctggctaact agagaaccca
      841 ctgcttactg gcttatcgaa attaatacga ctcactatag ggagacccaa gctggctagc
      901 gtttaaactt aagcttggta ccgccaccat ggtgagcaag ggcgaggagg ataacatggc
      961 catcatcaag gagttcatgc gcttcaaggt gcacatggag ggctccgtga acggccacga
     1021 gttcgagatc gagggcgagg gcgagggccg cccctacgag ggcacccaga ccgccaagct
     1081 gaaggtgacc aagggtggcc ccctgccctt cgcctgggac atcctgtccc ctcagttcat
     1141 gtacggctcc aaggcctacg tgaagcaccc cgccgacatc cccgactact tgaagctgtc
     1201 cttccccgag ggcttcaagt gggagcgcgt gatgaacttc gaggacggcg gcgtggtgac
     1261 cgtgacccag gactcctccc tgcaggacgg cgagttcatc tacaaggtga agctgcgcgg
     1321 caccaacttc ccctccgacg gccccgtaat gcagaagaag accatgggct gggaggcctc
     1381 ctccgagcgg atgtaccccg aggacggcgc cctgaagggc gagatcaagc agaggctgaa
     1441 gctgaaggac ggcggccact acgacgctga ggtcaagacc acctacaagg ccaagaagcc
     1501 cgtgcagctg cccggcgcct acaacgtcaa catcaagttg gacatcacct cccacaacga
     1561 ggactacacc atcgtggaac agtacgaacg cgccgagggc cgccactcca ccggcggcat
     1621 ggacgagctg tacaagtaga agcagtggta tcaacgcaga gttcgtcggc agcgtcggcg
     1681 cgccatttaa atgcggccgc ccgagcccac gagacactct gcgttgatac cactgcttca
     1741 gagtagttga atgagccacg gatccacggg tggaggatca ccccacccga cacttcacaa
     1801 tcaaggggta caatacacaa gggtggagga acaccccacc ctccagacac attacacaga
     1861 aatccaatca aacagaagca ccatcagggc ttctgctacc aaatttatct caaaaaacta
     1921 caacaaggaa tcaccatcag ggattccctc tagagggccc gtttaaaccc gctgatcagc
     1981 ctcgactgtg ccttctagtt gccagccatc tgttgtttgc ccctcccccg tgccttcctt
     2041 gaccctggaa ggtgccactc ccactgtcct ttcctaataa aatgaggaaa ttgcatcgca
     2101 ttgtctgagt aggtgtcatt ctattctggg gggtggggtg gggcaggaca gcaaggggga
     2161 ggattgggaa gacaatagca ggcatgctgg ggatgcggtg ggctctatgg cttctgaggc
     2221 ggaaagaacc agctggggct ctagggggta tccccacgcg ccctgtagcg gcgcattaag
     2281 cgcggcgggt gtggtggtta cgcgcagcgt gaccgctaca cttgccagcg ccctagcgcc
     2341 cgctcctttc gctttcttcc cttcctttct cgccacgttc gccggctttc cccgtcaagc
     2401 tctaaatcgg gggctccctt tagggttccg atttagtgct ttacggcacc tcgaccccaa
     2461 aaaacttgat tagggtgatg gttcacgtag tgggccatcg ccctgataga cggtttttcg
     2521 ccctttgacg ttggagtcca cgttctttaa tagtggactc ttgttccaaa ctggaacaac
     2581 actcaaccct atctcggtct attcttttga tttataaggg attttgccga tttcggccta
     2641 ttggttaaaa aatgagctga tttaacaaaa atttaacgcg aattaattct gtggaatgtg
     2701 tgtcagttag ggtgtggaaa gtccccaggc tccccagcag gcagaagtat gcaaagcatg
     2761 catctcaatt agtcagcaac caggtgtgga aagtccccag gctccccagc aggcagaagt
     2821 atgcaaagca tgcatctcaa ttagtcagca accatagtcc cgcccctaac tccgcccatc
     2881 ccgcccctaa ctccgcccag ttccgcccat tctccgcccc atggctgact aatttttttt
     2941 atttatgcag aggccgaggc cgcctctgcc tctgagctat tccagaagta gtgaggaggc
     3001 ttttttggag gcctaggctt ttgcaaaaag ctcccgggag cttgtatatc cattttcgga
     3061 tctgatcaag agacaggatg aggatcgttt cgcatgattg aacaagatgg attgcacgca
     3121 ggttctccgg ccgcttgggt ggagaggcta ttcggctatg actgggcaca acagacaatc
     3181 ggctgctctg atgccgccgt gttccggctg tcagcgcagg ggcgcccggt tctttttgtc
     3241 aagaccgacc tgtccggtgc cctgaatgaa ctgcaggacg aggcagcgcg gctatcgtgg
     3301 ctggccacga cgggcgttcc ttgcgcagct gtgctcgacg ttgtcactga agcgggaagg
     3361 gactggctgc tattgggcga agtgccgggg caggatctcc tgtcatctca ccttgctcct
     3421 gccgagaaag tatccatcat ggctgatgca atgcggcggc tgcatacgct tgatccggct
     3481 acctgcccat tcgaccacca agcgaaacat cgcatcgagc gagcacgtac tcggatggaa
     3541 gccggtcttg tcgatcagga tgatctggac gaagagcatc aggggctcgc gccagccgaa
     3601 ctgttcgcca ggctcaaggc gcgcatgccc gacggcgagg atctcgtcgt gacccatggc
     3661 gatgcctgct tgccgaatat catggtggaa aatggccgct tttctggatt catcgactgt
     3721 ggccggctgg gtgtggcgga ccgctatcag gacatagcgt tggctacccg tgatattgct
     3781 gaagagcttg gcggcgaatg ggctgaccgc ttcctcgtgc tttacggtat cgccgctccc
     3841 gattcgcagc gcatcgcctt ctatcgcctt cttgacgagt tcttctgagc gggactctgg
     3901 ggttcgaaat gaccgaccaa gcgacgccca acctgccatc acgagatttc gattccaccg
     3961 ccgccttcta tgaaaggttg ggcttcggaa tcgttttccg ggacgccggc tggatgatcc
     4021 tccagcgcgg ggatctcatg ctggagttct tcgcccaccc caacttgttt attgcagctt
     4081 ataatggtta caaataaagc aatagcatca caaatttcac aaataaagca tttttttcac
     4141 tgcattctag ttgtggtttg tccaaactca tcaatgtatc ttatcatgtc tgtataccgt
     4201 cgacctctag ctagagcttg gcgtaatcat ggtcatagct gtttcctgtg tgaaattgtt
     4261 atccgctcac aattccacac aacatacgag ccggaagcat aaagtgtaaa gcctggggtg
     4321 cctaatgagt gagctaactc acattaattg cgttgcgctc actgcccgct ttccagtcgg
     4381 gaaacctgtc gtgccagctg cattaatgaa tcggccaacg cgcggggaga ggcggtttgc
     4441 gtattgggcg ctcttccgct tcctcgctca ctgactcgct gcgctcggtc gttcggctgc
     4501 ggcgagcggt atcagctcac tcaaaggcgg taatacggtt atccacagaa tcaggggata
     4561 acgcaggaaa gaacatgtga gcaaaaggcc agcaaaaggc caggaaccgt aaaaaggccg
     4621 cgttgctggc gtttttccat aggctccgcc cccctgacga gcatcacaaa aatcgacgct
     4681 caagtcagag gtggcgaaac ccgacaggac tataaagata ccaggcgttt ccccctggaa
     4741 gctccctcgt gcgctctcct gttccgaccc tgccgcttac cggatacctg tccgcctttc
     4801 tcccttcggg aagcgtggcg ctttctcata gctcacgctg taggtatctc agttcggtgt
     4861 aggtcgttcg ctccaagctg ggctgtgtgc acgaaccccc cgttcagccc gaccgctgcg
     4921 ccttatccgg taactatcgt cttgagtcca acccggtaag acacgactta tcgccactgg
     4981 cagcagccac tggtaacagg attagcagag cgaggtatgt aggcggtgct acagagttct
     5041 tgaagtggtg gcctaactac ggctacacta gaagaacagt atttggtatc tgcgctctgc
     5101 tgaagccagt taccttcgga aaaagagttg gtagctcttg atccggcaaa caaaccaccg
     5161 ctggtagcgg tggttttttt gtttgcaagc agcagattac gcgcagaaaa aaaggatctc
     5221 aagaagatcc tttgatcttt tctacggggt ctgacgctca gtggaacgaa aactcacgtt
     5281 aagggatttt ggtcatgaga ttatcaaaaa ggatcttcac ctagatcctt ttaaattaaa
     5341 aatgaagttt taaatcaatc taaagtatat atgagtaaac ttggtctgac agttaccaat
     5401 gcttaatcag tgaggcacct atctcagcga tctgtctatt tcgttcatcc atagttgcct
     5461 gactccccgt cgtgtagata actacgatac gggagggctt accatctggc cccagtgctg
     5521 caatgatacc gcgagaccca cgctcaccgg ctccagattt atcagcaata aaccagccag
     5581 ccggaagggc cgagcgcaga agtggtcctg caactttatc cgcctccatc cagtctatta
     5641 attgttgccg ggaagctaga gtaagtagtt cgccagttaa tagtttgcgc aacgttgttg
     5701 ccattgctac aggcatcgtg gtgtcacgct cgtcgtttgg tatggcttca ttcagctccg
     5761 gttcccaacg atcaaggcga gttacatgat cccccatgtt gtgcaaaaaa gcggttagct
     5821 ccttcggtcc tccgatcgtt gtcagaagta agttggccgc agtgttatca ctcatggtta
     5881 tggcagcact gcataattct cttactgtca tgccatccgt aagatgcttt tctgtgactg
     5941 gtgagtactc aaccaagtca ttctgagaat agtgtatgcg gcgaccgagt tgctcttgcc
     6001 cggcgtcaat acgggataat accgcgccac atagcagaac tttaaaagtg ctcatcattg
     6061 gaaaacgttc ttcggggcga aaactctcaa ggatcttacc gctgttgaga tccagttcga
     6121 tgtaacccac tcgtgcaccc aactgatctt cagcatcttt tactttcacc agcgtttctg
     6181 ggtgagcaaa aacaggaagg caaaatgccg caaaaaaggg aataagggcg acacggaaat
     6241 gttgaatact catactcttc ctttttcaat attattgaag catttatcag ggttattgtc
     6301 tcatgagcgg atacatattt gaatgtattt agaaaaataa acaaataggg gttccgcgca
     6361 catttccccg aaaagtgcca cctgacgtc
//
