LOCUS       sequence-78272-e        6261 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 6261)
  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 6261)
  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-FLAG-Lin28B
FEATURES             Location/Qualifiers
     source          1..6261
                     /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"
     CDS             898..921
                     /codon_start=1
                     /product="FLAG(R) epitope tag, followed by an enterokinase 
                     cleavage site"
                     /label=FLAG
                     /translation="DYKDDDDK"
     promoter        complement(1813..1831)
                     /label=SP6 promoter
                     /note="promoter for bacteriophage SP6 RNA polymerase"
     primer_bind     complement(1814..1831)
                     /label=SP6
                     /note="SP6 promoter, forward primer"
     primer_bind     complement(1851..1868)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    1857..2081
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      2127..2555
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(2214..2233)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     2424..2445
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(2564..2584)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     promoter        2569..2899
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     rep_origin      2750..2885
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     primer_bind     2812..2831
                     /label=SV40pro-F
                     /note="SV40 promoter/origin, forward primer"
     CDS             2966..3760
                     /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(3020..3039)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     3630..3649
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     polyA_signal    3934..4055
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(3971..3990)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     4025..4044
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(4104..4120)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(4104..4120)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(4117..4139)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    4128..4144
                     /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(4152..4158,4159..4176,4177..4182))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    4197..4218
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(4335..4352)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(4506..5094)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4586..4605)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(5265..6056,6057..6125))
                     /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     5888..5907
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(6126..6230)
                     /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 gcttatggac
      901 tacaaagacg atgacgataa aggatccatg gccgaaggcg gggctagcaa aggtggtgga
      961 gaagagcccg ggaagctgcc ggagccggca gaggaggaat cccaggtttt gcgcggaact
     1021 ggccactgta agtggttcaa tgtgcgcatg ggatttggat tcatctccat gataaaccga
     1081 gagggaagcc ccttggatat tccagtcgat gtatttgtac accaaagcaa actattcatg
     1141 gaaggattta gaagcctaaa agaaggagaa ccagtggaat tcacatttaa aaaatcttcc
     1201 aaaggccttg agtcaatacg ggtaacagga cctggtggga gcccctgttt aggaagtgaa
     1261 agaagaccca aagggaagac actacagaaa agaaaaccaa agggagatag atgctacaac
     1321 tgtggtggcc ttgatcatca tgctaaggaa tgtagtctac ctcctcagcc aaagaagtgc
     1381 cattactgtc agagcatcat gcacatggtg gcaaactgcc cacataaaaa tgttgcacag
     1441 ccacccgcga gttctcaggg aagacaggaa gcagaatccc agccatgcac ttcaactctc
     1501 cctcgagaag tgggaggcgg gcatggctgt acatcaccac cgtttcctca ggaggctagg
     1561 gcagagatct cagaacggtc aggcaggtca cctcaagaag cttcctccac gaagtcatct
     1621 atagcaccag aagagcaaag caaaaagggg ccttcagtcc aaaaaaggaa aaagacataa
     1681 caggtcttct tcatatgttc tttcctttac ccggttgcaa agtctacctc atgcaagtat
     1741 aggggaacag tatttcacaa gcagtagctg acctgggagc ggccgctcga gcatgcatct
     1801 agagggccct attctatagt gtcacctaaa tgctagagct cgctgatcag cctcgactgt
     1861 gccttctagt tgccagccat ctgttgtttg cccctccccc gtgccttcct tgaccctgga
     1921 aggtgccact cccactgtcc tttcctaata aaatgaggaa attgcatcgc attgtctgag
     1981 taggtgtcat tctattctgg ggggtggggt ggggcaggac agcaaggggg aggattggga
     2041 agacaatagc aggcatgctg gggatgcggt gggctctatg gcttctgagg cggaaagaac
     2101 cagctggggc tctagggggt atccccacgc gccctgtagc ggcgcattaa gcgcggcggg
     2161 tgtggtggtt acgcgcagcg tgaccgctac acttgccagc gccctagcgc ccgctccttt
     2221 cgctttcttc ccttcctttc tcgccacgtt cgccggcttt ccccgtcaag ctctaaatcg
     2281 gggcatccct ttagggttcc gatttagtgc tttacggcac ctcgacccca aaaaacttga
     2341 ttagggtgat ggttcacgta gtgggccatc gccctgatag acggtttttc gccctttgac
     2401 gttggagtcc acgttcttta atagtggact cttgttccaa actggaacaa cactcaaccc
     2461 tatctcggtc tattcttttg atttataagg gattttgggg atttcggcct attggttaaa
     2521 aaatgagctg atttaacaaa aatttaacgc gaattaattc tgtggaatgt gtgtcagtta
     2581 gggtgtggaa agtccccagg ctccccaggc aggcagaagt atgcaaagca tgcatctcaa
     2641 ttagtcagca accaggtgtg gaaagtcccc aggctcccca gcaggcagaa gtatgcaaag
     2701 catgcatctc aattagtcag caaccatagt cccgccccta actccgccca tcccgcccct
     2761 aactccgccc agttccgccc attctccgcc ccatggctga ctaatttttt ttatttatgc
     2821 agaggccgag gccgcctctg cctctgagct attccagaag tagtgaggag gcttttttgg
     2881 aggcctaggc ttttgcaaaa agctcccggg agcttgtata tccattttcg gatctgatca
     2941 agagacagga tgaggatcgt ttcgcatgat tgaacaagat ggattgcacg caggttctcc
     3001 ggccgcttgg gtggagaggc tattcggcta tgactgggca caacagacaa tcggctgctc
     3061 tgatgccgcc gtgttccggc tgtcagcgca ggggcgcccg gttctttttg tcaagaccga
     3121 cctgtccggt gccctgaatg aactgcagga cgaggcagcg cggctatcgt ggctggccac
     3181 gacgggcgtt ccttgcgcag ctgtgctcga cgttgtcact gaagcgggaa gggactggct
     3241 gctattgggc gaagtgccgg ggcaggatct cctgtcatct caccttgctc ctgccgagaa
     3301 agtatccatc atggctgatg caatgcggcg gctgcatacg cttgatccgg ctacctgccc
     3361 attcgaccac caagcgaaac atcgcatcga gcgagcacgt actcggatgg aagccggtct
     3421 tgtcgatcag gatgatctgg acgaagagca tcaggggctc gcgccagccg aactgttcgc
     3481 caggctcaag gcgcgcatgc ccgacggcga ggatctcgtc gtgacccatg gcgatgcctg
     3541 cttgccgaat atcatggtgg aaaatggccg cttttctgga ttcatcgact gtggccggct
     3601 gggtgtggcg gaccgctatc aggacatagc gttggctacc cgtgatattg ctgaagagct
     3661 tggcggcgaa tgggctgacc gcttcctcgt gctttacggt atcgccgctc ccgattcgca
     3721 gcgcatcgcc ttctatcgcc ttcttgacga gttcttctga gcgggactct ggggttcgaa
     3781 atgaccgacc aagcgacgcc caacctgcca tcacgagatt tcgattccac cgccgccttc
     3841 tatgaaaggt tgggcttcgg aatcgttttc cgggacgccg gctggatgat cctccagcgc
     3901 ggggatctca tgctggagtt cttcgcccac cccaacttgt ttattgcagc ttataatggt
     3961 tacaaataaa gcaatagcat cacaaatttc acaaataaag catttttttc actgcattct
     4021 agttgtggtt tgtccaaact catcaatgta tcttatcatg tctgtatacc gtcgacctct
     4081 agctagagct tggcgtaatc atggtcatag ctgtttcctg tgtgaaattg ttatccgctc
     4141 acaattccac acaacatacg agccggaagc ataaagtgta aagcctgggg tgcctaatga
     4201 gtgagctaac tcacattaat tgcgttgcgc tcactgcccg ctttccagtc gggaaacctg
     4261 tcgtgccagc tgcattaatg aatcggccaa cgcgcgggga gaggcggttt gcgtattggg
     4321 cgctcttccg cttcctcgct cactgactcg ctgcgctcgg tcgttcggct gcggcgagcg
     4381 gtatcagctc actcaaaggc ggtaatacgg ttatccacag aatcagggga taacgcagga
     4441 aagaacatgt gagcaaaagg ccagcaaaag gccaggaacc gtaaaaaggc cgcgttgctg
     4501 gcgtttttcc ataggctccg cccccctgac gagcatcaca aaaatcgacg ctcaagtcag
     4561 aggtggcgaa acccgacagg actataaaga taccaggcgt ttccccctgg aagctccctc
     4621 gtgcgctctc ctgttccgac cctgccgctt accggatacc tgtccgcctt tctcccttcg
     4681 ggaagcgtgg cgctttctca atgctcacgc tgtaggtatc tcagttcggt gtaggtcgtt
     4741 cgctccaagc tgggctgtgt gcacgaaccc cccgttcagc ccgaccgctg cgccttatcc
     4801 ggtaactatc gtcttgagtc caacccggta agacacgact tatcgccact ggcagcagcc
     4861 actggtaaca ggattagcag agcgaggtat gtaggcggtg ctacagagtt cttgaagtgg
     4921 tggcctaact acggctacac tagaaggaca gtatttggta tctgcgctct gctgaagcca
     4981 gttaccttcg gaaaaagagt tggtagctct tgatccggca aacaaaccac cgctggtagc
     5041 ggtggttttt ttgtttgcaa gcagcagatt acgcgcagaa aaaaaggatc tcaagaagat
     5101 cctttgatct tttctacggg gtctgacgct cagtggaacg aaaactcacg ttaagggatt
     5161 ttggtcatga gattatcaaa aaggatcttc acctagatcc ttttaaatta aaaatgaagt
     5221 tttaaatcaa tctaaagtat atatgagtaa acttggtctg acagttacca atgcttaatc
     5281 agtgaggcac ctatctcagc gatctgtcta tttcgttcat ccatagttgc ctgactcccc
     5341 gtcgtgtaga taactacgat acgggagggc ttaccatctg gccccagtgc tgcaatgata
     5401 ccgcgagacc cacgctcacc ggctccagat ttatcagcaa taaaccagcc agccggaagg
     5461 gccgagcgca gaagtggtcc tgcaacttta tccgcctcca tccagtctat taattgttgc
     5521 cgggaagcta gagtaagtag ttcgccagtt aatagtttgc gcaacgttgt tgccattgct
     5581 acaggcatcg tggtgtcacg ctcgtcgttt ggtatggctt cattcagctc cggttcccaa
     5641 cgatcaaggc gagttacatg atcccccatg ttgtgcaaaa aagcggttag ctccttcggt
     5701 cctccgatcg ttgtcagaag taagttggcc gcagtgttat cactcatggt tatggcagca
     5761 ctgcataatt ctcttactgt catgccatcc gtaagatgct tttctgtgac tggtgagtac
     5821 tcaaccaagt cattctgaga atagtgtatg cggcgaccga gttgctcttg cccggcgtca
     5881 atacgggata ataccgcgcc acatagcaga actttaaaag tgctcatcat tggaaaacgt
     5941 tcttcggggc gaaaactctc aaggatctta ccgctgttga gatccagttc gatgtaaccc
     6001 actcgtgcac ccaactgatc ttcagcatct tttactttca ccagcgtttc tgggtgagca
     6061 aaaacaggaa ggcaaaatgc cgcaaaaaag ggaataaggg cgacacggaa atgttgaata
     6121 ctcatactct tcctttttca atattattga agcatttatc agggttattg tctcatgagc
     6181 ggatacatat ttgaatgtat ttagaaaaat aaacaaatag gggttccgcg cacatttccc
     6241 cgaaaagtgc cacctgacgt c
//
