LOCUS       sequence-78277-e        5708 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  synthetic circular DNA
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 5708)
  AUTHORS   Heo I, Joo C, Cho J, Ha M, Han J, Kim VN
  TITLE     Lin28 mediates the terminal uridylation of let-7 precursor MicroRNA.
  JOURNAL   Mol Cell. 2008 Oct 24;32(2):276-84. doi: 
            10.1016/j.molcel.2008.09.014.
  PUBMED    18951094
REFERENCE   2  (bases 1 to 5708)
  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"; doi: 
            "10.1016/j.molcel.2008.09"; journalName: "Mol Cell"; date: 
            "2008-10-24- 24"; volume: "32"; issue: "2"; pages: "276-84"
COMMENT     Sequence Label: pcDNA3-pri-let-7e
FEATURES             Location/Qualifiers
     source          1..5708
                     /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"
     promoter        complement(1260..1278)
                     /label=SP6 promoter
                     /note="promoter for bacteriophage SP6 RNA polymerase"
     primer_bind     complement(1261..1278)
                     /label=SP6
                     /note="SP6 promoter, forward primer"
     primer_bind     complement(1298..1315)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    1304..1528
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      1574..2002
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(1661..1680)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     1871..1892
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(2011..2031)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     promoter        2016..2346
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     rep_origin      2197..2332
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     primer_bind     2259..2278
                     /label=SV40pro-F
                     /note="SV40 promoter/origin, forward primer"
     CDS             2413..3207
                     /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(2467..2486)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     3077..3096
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     polyA_signal    3381..3502
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(3418..3437)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     3472..3491
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(3551..3567)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(3551..3567)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(3564..3586)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    3575..3591
                     /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(3599..3605,3606..3623,3624..3629))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    3644..3665
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(3782..3799)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(3953..4541)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4033..4052)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(4712..5503,5504..5572))
                     /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     5335..5354
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(5573..5677)
                     /gene="bla"
                     /label=AmpR promoter
ORIGIN
        1 gacggatcgg gagatctccc gatcccctat ggtcgactct 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 atgggtggac 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 gcttggtacc
      901 gagctcggat cctcatccct ggtcctcctg gtccctgtct gtctgtctgt cgggtctgtc
      961 cacctgccgc gccccccggg ctgaggtagg aggttgtata gttgaggagg acacccaagg
     1021 agatcactat acggcctcct agctttcccc aggctgcgcc ctgcacggga cggggcccgg
     1081 cggggacccc cagccccact cagggaccct tagccccact gggctgcccc agggaccctg
     1141 ggaggaagag ccgggctctt ttctgtcctt gtccctgcat cccctccttc ccctgaaatc
     1201 tgttttcctt ccctgtctgt ctccatctct gcctcgagca tgcatctaga gggccctatt
     1261 ctatagtgtc acctaaatgc tagagctcgc tgatcagcct cgactgtgcc ttctagttgc
     1321 cagccatctg ttgtttgccc ctcccccgtg ccttccttga ccctggaagg tgccactccc
     1381 actgtccttt cctaataaaa tgaggaaatt gcatcgcatt gtctgagtag gtgtcattct
     1441 attctggggg gtggggtggg gcaggacagc aagggggagg attgggaaga caatagcagg
     1501 catgctgggg atgcggtggg ctctatggct tctgaggcgg aaagaaccag ctggggctct
     1561 agggggtatc cccacgcgcc ctgtagcggc gcattaagcg cggcgggtgt ggtggttacg
     1621 cgcagcgtga ccgctacact tgccagcgcc ctagcgcccg ctcctttcgc tttcttccct
     1681 tcctttctcg ccacgttcgc cggctttccc cgtcaagctc taaatcgggg catcccttta
     1741 gggttccgat ttagtgcttt acggcacctc gaccccaaaa aacttgatta gggtgatggt
     1801 tcacgtagtg ggccatcgcc ctgatagacg gtttttcgcc ctttgacgtt ggagtccacg
     1861 ttctttaata gtggactctt gttccaaact ggaacaacac tcaaccctat ctcggtctat
     1921 tcttttgatt tataagggat tttggggatt tcggcctatt ggttaaaaaa tgagctgatt
     1981 taacaaaaat ttaacgcgaa ttaattctgt ggaatgtgtg tcagttaggg tgtggaaagt
     2041 ccccaggctc cccaggcagg cagaagtatg caaagcatgc atctcaatta gtcagcaacc
     2101 aggtgtggaa agtccccagg ctccccagca ggcagaagta tgcaaagcat gcatctcaat
     2161 tagtcagcaa ccatagtccc gcccctaact ccgcccatcc cgcccctaac tccgcccagt
     2221 tccgcccatt ctccgcccca tggctgacta atttttttta tttatgcaga ggccgaggcc
     2281 gcctctgcct ctgagctatt ccagaagtag tgaggaggct tttttggagg cctaggcttt
     2341 tgcaaaaagc tcccgggagc ttgtatatcc attttcggat ctgatcaaga gacaggatga
     2401 ggatcgtttc gcatgattga acaagatgga ttgcacgcag gttctccggc cgcttgggtg
     2461 gagaggctat tcggctatga ctgggcacaa cagacaatcg gctgctctga tgccgccgtg
     2521 ttccggctgt cagcgcaggg gcgcccggtt ctttttgtca agaccgacct gtccggtgcc
     2581 ctgaatgaac tgcaggacga ggcagcgcgg ctatcgtggc tggccacgac gggcgttcct
     2641 tgcgcagctg tgctcgacgt tgtcactgaa gcgggaaggg actggctgct attgggcgaa
     2701 gtgccggggc aggatctcct gtcatctcac cttgctcctg ccgagaaagt atccatcatg
     2761 gctgatgcaa tgcggcggct gcatacgctt gatccggcta cctgcccatt cgaccaccaa
     2821 gcgaaacatc gcatcgagcg agcacgtact cggatggaag ccggtcttgt cgatcaggat
     2881 gatctggacg aagagcatca ggggctcgcg ccagccgaac tgttcgccag gctcaaggcg
     2941 cgcatgcccg acggcgagga tctcgtcgtg acccatggcg atgcctgctt gccgaatatc
     3001 atggtggaaa atggccgctt ttctggattc atcgactgtg gccggctggg tgtggcggac
     3061 cgctatcagg acatagcgtt ggctacccgt gatattgctg aagagcttgg cggcgaatgg
     3121 gctgaccgct tcctcgtgct ttacggtatc gccgctcccg attcgcagcg catcgccttc
     3181 tatcgccttc ttgacgagtt cttctgagcg ggactctggg gttcgaaatg accgaccaag
     3241 cgacgcccaa cctgccatca cgagatttcg attccaccgc cgccttctat gaaaggttgg
     3301 gcttcggaat cgttttccgg gacgccggct ggatgatcct ccagcgcggg gatctcatgc
     3361 tggagttctt cgcccacccc aacttgttta ttgcagctta taatggttac aaataaagca
     3421 atagcatcac aaatttcaca aataaagcat ttttttcact gcattctagt tgtggtttgt
     3481 ccaaactcat caatgtatct tatcatgtct gtataccgtc gacctctagc tagagcttgg
     3541 cgtaatcatg gtcatagctg tttcctgtgt gaaattgtta tccgctcaca attccacaca
     3601 acatacgagc cggaagcata aagtgtaaag cctggggtgc ctaatgagtg agctaactca
     3661 cattaattgc gttgcgctca ctgcccgctt tccagtcggg aaacctgtcg tgccagctgc
     3721 attaatgaat cggccaacgc gcggggagag gcggtttgcg tattgggcgc tcttccgctt
     3781 cctcgctcac tgactcgctg cgctcggtcg ttcggctgcg gcgagcggta tcagctcact
     3841 caaaggcggt aatacggtta tccacagaat caggggataa cgcaggaaag aacatgtgag
     3901 caaaaggcca gcaaaaggcc aggaaccgta aaaaggccgc gttgctggcg tttttccata
     3961 ggctccgccc ccctgacgag catcacaaaa atcgacgctc aagtcagagg tggcgaaacc
     4021 cgacaggact ataaagatac caggcgtttc cccctggaag ctccctcgtg cgctctcctg
     4081 ttccgaccct gccgcttacc ggatacctgt ccgcctttct cccttcggga agcgtggcgc
     4141 tttctcaatg ctcacgctgt aggtatctca gttcggtgta ggtcgttcgc tccaagctgg
     4201 gctgtgtgca cgaacccccc gttcagcccg accgctgcgc cttatccggt aactatcgtc
     4261 ttgagtccaa cccggtaaga cacgacttat cgccactggc agcagccact ggtaacagga
     4321 ttagcagagc gaggtatgta ggcggtgcta cagagttctt gaagtggtgg cctaactacg
     4381 gctacactag aaggacagta tttggtatct gcgctctgct gaagccagtt accttcggaa
     4441 aaagagttgg tagctcttga tccggcaaac aaaccaccgc tggtagcggt ggtttttttg
     4501 tttgcaagca gcagattacg cgcagaaaaa aaggatctca agaagatcct ttgatctttt
     4561 ctacggggtc tgacgctcag tggaacgaaa actcacgtta agggattttg gtcatgagat
     4621 tatcaaaaag gatcttcacc tagatccttt taaattaaaa atgaagtttt aaatcaatct
     4681 aaagtatata tgagtaaact tggtctgaca gttaccaatg cttaatcagt gaggcaccta
     4741 tctcagcgat ctgtctattt cgttcatcca tagttgcctg actccccgtc gtgtagataa
     4801 ctacgatacg ggagggctta ccatctggcc ccagtgctgc aatgataccg cgagacccac
     4861 gctcaccggc tccagattta tcagcaataa accagccagc cggaagggcc gagcgcagaa
     4921 gtggtcctgc aactttatcc gcctccatcc agtctattaa ttgttgccgg gaagctagag
     4981 taagtagttc gccagttaat agtttgcgca acgttgttgc cattgctaca ggcatcgtgg
     5041 tgtcacgctc gtcgtttggt atggcttcat tcagctccgg ttcccaacga tcaaggcgag
     5101 ttacatgatc ccccatgttg tgcaaaaaag cggttagctc cttcggtcct ccgatcgttg
     5161 tcagaagtaa gttggccgca gtgttatcac tcatggttat ggcagcactg cataattctc
     5221 ttactgtcat gccatccgta agatgctttt ctgtgactgg tgagtactca accaagtcat
     5281 tctgagaata gtgtatgcgg cgaccgagtt gctcttgccc ggcgtcaata cgggataata
     5341 ccgcgccaca tagcagaact ttaaaagtgc tcatcattgg aaaacgttct tcggggcgaa
     5401 aactctcaag gatcttaccg ctgttgagat ccagttcgat gtaacccact cgtgcaccca
     5461 actgatcttc agcatctttt actttcacca gcgtttctgg gtgagcaaaa acaggaaggc
     5521 aaaatgccgc aaaaaaggga ataagggcga cacggaaatg ttgaatactc atactcttcc
     5581 tttttcaata ttattgaagc atttatcagg gttattgtct catgagcgga tacatatttg
     5641 aatgtattta gaaaaataaa caaatagggg ttccgcgcac atttccccga aaagtgccac
     5701 ctgacgtc
//
