LOCUS       sequence-295746-        8159 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Mammalian expression plasmid for SARS-CoV-2 3'-to-5' exonuclease.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 8159)
  TITLE     SARS-CoV-2 protein Mammalian expression constructs, tagged, for 
            protein expression and/or purification
REFERENCE   2  (bases 1 to 8159)
  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"
COMMENT     Sequence Label: pGBW-m4134478
FEATURES             Location/Qualifiers
     source          1..8159
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     CDS             1583..1603
                     /codon_start=1
                     /product="tobacco etch virus (TEV) protease recognition and
                     cleavage site"
                     /label=TEV site
                     /translation="ENLYFQS"
     CDS             1604..1630
                     /codon_start=1
                     /product="HA (human influenza hemagglutinin) epitope tag"
                     /label=HA
                     /translation="YPYDVPDYA"
     polyA_signal    1699..1820
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(1710..1729)
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     1764..1783
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     terminator      1935..1981
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     terminator      2011..2147
                     /label=rrnG terminator
                     /note="transcription terminator from the E. coli ribosomal 
                     RNA rrnG operon (Albrechtsen et al., 1991)"
     misc_feature    2192..2263
                     /label=3' beta-globin insulator
                     /note="insulator downstream of the human beta-globin locus 
                     (Farrell et al., 2002)"
     rep_origin      complement(2489..3077)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(2569..2588)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     promoter        3577..4786
                     /label=UbC promoter
                     /note="human ubiquitin C promoter"
     primer_bind     4623..4642
                     /label=hUBCpro-F
                     /note="Human Ubiquitin C (UbC) promoter, forward primer"
     CDS             4790..5818
                     /codon_start=1
                     /product="hygromycin B phosphotransferase"
                     /label=HygR
                     /note="confers resistance to hygromycin"
                     /translation="MGKKPELTATSVEKFLIEKFDSVSDLMQLSEGEESRAFSFDVGGR
                     GYVLRVNSCADGFYKDRYVYRHFASAALPIPEVLDIGEFSESLTYCISRRAQGVTLQDL
                     PETELPAVLQPVAEAMDAIAAADLSQTSGFGPFGPQGIGQYTTWRDFICAIADPHVYHW
                     QTVMDDTVSASVAQALDELMLWAEDCPEVRHLVHADFGSNNVLTDNGRITAVIDWSEAM
                     FGDSQYEVANIFFWRPWLACMEQQTRYFERRHPELAGSPRLRAYMLRIGLDQLYQSLVD
                     GNFDDAAWAQGRCDAIVRSGAGTVGRTQIARRSAAVWTDGCVEVLADSGNRRPSTRPRA
                     KE"
     polyA_signal    5845..5893
                     /note="synthetic polyadenylation signal"
     CDS             join(6159..6227,6228..7019)
                     /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     complement(6377..6396)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     terminator      7032..7168
                     /label=rrnG terminator
                     /note="transcription terminator from the E. coli ribosomal 
                     RNA rrnG operon (Albrechtsen et al., 1991)"
     misc_feature    7313..7384
                     /label=5' beta-globin insulator
                     /note="insulator upstream of the human beta-globin locus 
                     (Farrell et al., 2002)"
     terminator      complement(7389..7435)
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     polyA_signal    7453..7501
                     /note="synthetic polyadenylation signal"
     enhancer        7582..7885
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        7887..8089
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     8040..8060
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     regulatory      join(8158..8159,1..8)
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
ORIGIN
        1 caccatggaa aatgtaacag gactctttaa agattgtagt aaggtaatca ctgggttaca
       61 tcctacacag gcacctacac acctcagtgt tgacactaaa ttcaaaactg aaggtttatg
      121 tgttgacata cctggcatac ctaaggacat gacctataga agactcatct ctatgatggg
      181 ttttaaaatg aattatcaag ttaatggtta ccctaacatg tttatcaccc gcgaagaagc
      241 tataagacat gtacgtgcat ggattggctt cgatgtcgag gggtgtcatg ctactagaga
      301 agctgttggt accaatttac ctttacagct aggtttttct acaggtgtta acctagttgc
      361 tgtacctaca ggttatgttg atacacctaa taatacagat ttttccagag ttagtgctaa
      421 accaccgcct ggagatcaat ttaaacacct cataccactt atgtacaaag gacttccttg
      481 gaatgtagtg cgtataaaga ttgtacaaat gttaagtgac acacttaaaa atctctctga
      541 cagagtcgta tttgtcttat gggcacatgg ctttgagttg acatctatga agtattttgt
      601 gaaaatagga cctgagcgca cctgttgtct atgtgataga cgtgccacat gcttttccac
      661 tgcttcagac acttatgcct gttggcatca ttctattgga tttgattacg tctataatcc
      721 gtttatgatt gatgttcaac aatggggttt tacaggtaac ctacaaagca accatgatct
      781 gtattgtcaa gtccatggta atgcacatgt agctagttgt gatgcaatca tgactaggtg
      841 tctagctgtc cacgagtgct ttgttaagcg tgttgactgg actattgaat atcctataat
      901 tggtgatgaa ctgaagatta atgcggcttg tagaaaggtt caacacatgg ttgttaaagc
      961 tgcattatta gcagacaaat tcccagttct tcacgacatt ggtaacccta aagctattaa
     1021 gtgtgtacct caagctgatg tagaatggaa gttctatgat gcacagcctt gtagtgacaa
     1081 agcttataaa atagaagaat tattctattc ttatgccaca cattctgaca aattcacaga
     1141 tggtgtatgc ctattttgga attgcaatgt cgatagatat cctgctaatt ccattgtttg
     1201 tagatttgac actagagtgc tatctaacct taacttgcct ggttgtgatg gtggcagttt
     1261 gtatgtaaat aaacatgcat tccacacacc agcttttgat aaaagtgctt ttgttaattt
     1321 aaaacaatta ccatttttct attactctga cagtccatgt gagtctcatg gaaaacaagt
     1381 agtgtcagat atagattatg taccactaaa gtctgctacg tgtataacac gttgcaattt
     1441 aggtggtgct gtctgtagac atcatgctaa tgagtacaga ttgtatctcg atgcttataa
     1501 catgatgatc tcagctggct ttagcttgtg ggtttacaaa caatttgata cttataacct
     1561 ctggaacact tttacaagac ttgaaaacct ttactttcag tcgtacccct atgacgtacc
     1621 agattatgcg taaggatccg caggcctctg ctagcttgac tgactgagat acagcgtacc
     1681 ttcagctcac agacatgata agatacattg atgagtttgg acaaaccaca actagaatgc
     1741 agtgaaaaaa atgctttatt tgtgaaattt gtgatgctat tgctttattt gtaaccatta
     1801 taagctgcaa taaacaagtt aacaacaaca attgcattca ttttatgttt caggttcagg
     1861 gggaggtgtg ggaggttttt taaagcaagt aaaacctcta caaatgtggt attggcccat
     1921 ctctatcggt atcgtagcat aaccccttgg ggcctctaaa cgggtcttga ggggtttttt
     1981 gtgcccctcg ggccggattg ctatctaccg gcattggcgc agaaaaaaat gcctgatgcg
     2041 acgctgcgcg tcttatactc ccacatatgc cagattcagc aacggatacg gcttccccaa
     2101 cttgcccact tccatacgtg tcctccttac cagaaattta tccttaaggt cgtcagctat
     2161 cctgcaggcg atctctcgat ttcgatcaag acattccttt aatggtcttt tctggacacc
     2221 actaggggtc agaagtagtt catcaaactt tcttccctcc ctaatctcat tggttacctt
     2281 gggctatcga aacttaatta accagtcaag tcagctactt ggcgagatcg acttgtctgg
     2341 gtttcgacta cgctcagaat tgcgtcagtc aagttcgatc tggtccttgc tattgcaccc
     2401 gttctccgat tacgagtttc atttaaatca tgtgagcaaa aggccagcaa aaggccagga
     2461 accgtaaaaa ggccgcgttg ctggcgtttt tccataggct ccgcccccct gacgagcatc
     2521 acaaaaatcg acgctcaagt cagaggtggc gaaacccgac aggactataa agataccagg
     2581 cgtttccccc tggaagctcc ctcgtgcgct ctcctgttcc gaccctgccg cttaccggat
     2641 acctgtccgc ctttctccct tcgggaagcg tggcgctttc tcatagctca cgctgtaggt
     2701 atctcagttc ggtgtaggtc gttcgctcca agctgggctg tgtgcacgaa ccccccgttc
     2761 agcccgaccg ctgcgcctta tccggtaact atcgtcttga gtccaacccg gtaagacacg
     2821 acttatcgcc actggcagca gccactggta acaggattag cagagcgagg tatgtaggcg
     2881 gtgctacaga gttcttgaag tggtggccta actacggcta cactagaaga acagtatttg
     2941 gtatctgcgc tctgctgaag ccagttacct tcggaaaaag agttggtagc tcttgatccg
     3001 gcaaacaaac caccgctggt agcggtggtt tttttgtttg caagcagcag attacgcgca
     3061 gaaaaaaagg atctcaagaa gatcctttga tcttttctac ggggtctgac gctcagtgga
     3121 acgaaaactc acgttaaggg attttggtca tgagattatc aaaaaggatc ttcacctaga
     3181 tccttttaaa ttaaaaatga agttttaaat caatctaaag tatatatgag taaacttggt
     3241 ctgacagtta ccaatgctta atcagtgagg cacctatctc agcgatctgt ctatttcgtt
     3301 catccatagt tgcatttaaa tttccgaact ctccaaggcc ctcgtcggaa aatcttcaaa
     3361 cctttcgtcc gatccatctt gcaggctacc tctcgaacga actatcgcaa gtctcttggc
     3421 cggccttgcg ccttggctat tgcttggcag cgcctatcgc caggtattac tccaatcccg
     3481 aatatccgag atcgggatca cccgagagaa gttcaaccta catcctcaat cccgatctat
     3541 ccgagatccg aggaatatcg aaatcggggc gcgcctggcc tccgcgccgg gttttggcgc
     3601 ctcccgcggg cgcccccctc gtcacggcga gcgctgccac gtcagacgaa gggcgcagga
     3661 gcgtcctgat ccttccgccc ggacgctcag gacagcggcc cgctgctcat aagactcggc
     3721 cttagaaccc cagtatcagc agaaggacat tttaggacgg gacttgggtg actctagggc
     3781 actggttttc tttccagaga gcggaacagg cgaggaaaag tagtcccttc tcggcgattc
     3841 tgcggaggga tctccgtggg gcggtgaacg ccgatgatta tataaggacg cgccgggtgt
     3901 ggcacagcta gttccgtcgc agccgggatt tgggtcgcgg ttcttgtttg tggatcgctg
     3961 tgatcgtcac ttggtgagta gcgggctgct gggctggccg gggctttcgt ggccgccggg
     4021 ccgctcggtg ggacggaagc gtgtggagag accgccaagg gctgtagtct gggtccgcga
     4081 gcaaggttgc cctgaactgg gggttggggg gagcgcagca aaatggcggc tgttcccgag
     4141 tcttgaatgg aagacgcttg tgaggcgggc tgtgaggtcg ttgaaacaag gtggggggca
     4201 tggtgggcgg caagaaccca aggtcttgag cccttcgcta atgcgggaaa gctcttattc
     4261 gggtgagatg ggctgggcac catctgggga ccctgacgtg aagtttgtca ctgactggag
     4321 aactcggttt gtcgtctgtt gcgggggcgg cagttatggc ggtgccgttg ggcagtgcac
     4381 ccgtaccttt gggagcgcgc gccctcgtcg tgtcgtgacg tcacccgttc tgttggctta
     4441 taatgcaggg tggggccacc tgccggtagg tgtgcggtag gcttttctcc gtcgcaggac
     4501 gcagggttcg ggcctagggt aggctctcct gaatcgacag gcgccggacc tctggtgagg
     4561 ggagggataa gtgaggcgtc agtttctttg gtcggtttta tgtacctatc ttcttaagta
     4621 gctgaagctc cggttttgaa ctatgcgctc ggggttggcg agtgtgtttt gtgaagtttt
     4681 ttaggcacct tttgaaatgt aatcatttgg gtcaatatgt aattttcagt gttagacttg
     4741 taaattgtcc gctaaattct ggccgttttt ggcttttttg ttagacaaca tgggtaaaaa
     4801 gcctgaactc accgcgacgt ctgtcgagaa gtttctgatc gaaaagttcg acagcgtctc
     4861 cgacctgatg cagctctcgg agggcgaaga atctcgtgct ttcagcttcg atgtaggagg
     4921 gcgtggatat gtcctgcggg taaatagctg cgccgatggt ttctacaaag atcgttatgt
     4981 ttatcggcac tttgcatccg ccgcgctccc gattccggaa gtgcttgaca ttggggagtt
     5041 cagcgagagc ctgacctatt gcatctcccg ccgtgcacag ggtgtcacgt tgcaagacct
     5101 gcctgaaacc gaactgcccg ctgttctgca gccggtcgcg gaggcaatgg atgccatcgc
     5161 tgccgccgat cttagccaga cgagcgggtt cggcccattc ggaccgcaag gaatcggtca
     5221 atacactaca tggcgtgatt tcatatgcgc gattgctgat ccccatgtgt atcactggca
     5281 aactgtgatg gacgacaccg tcagtgcgtc cgtcgcgcag gctctcgatg agctgatgct
     5341 ttgggccgag gactgccccg aagtccggca cctcgtgcac gcggatttcg gctccaacaa
     5401 tgtcctgacg gacaatggcc gcataacagc ggtcattgac tggagcgagg cgatgttcgg
     5461 ggattcccaa tacgaggtcg ccaacatctt cttctggagg ccgtggttgg cttgtatgga
     5521 gcagcagacg cgctacttcg agcggaggca tccggagctt gcaggatcgc cccggctccg
     5581 ggcgtatatg ctccgcattg gtcttgacca actctatcag agcttggttg acggcaattt
     5641 cgatgatgca gcttgggcgc agggtcgatg cgacgcaatc gtccgatccg gagccgggac
     5701 tgtcgggcgt acacaaatcg cccgcagaag cgccgccgtc tggaccgatg gctgtgtaga
     5761 agtactcgcc gatagtggaa accgacgccc cagcactcgt ccgagggcaa aggaataagc
     5821 tagtatgtaa gcctagtctt agataataaa atcgctatcc atcgaagatg gatgtgtgtt
     5881 ggttttttgt gtgtgtaacg ctaggcgcgc ctggtgtacc gagaacgatc ctctcagtgc
     5941 gagtctcgac gatccatatc gttgcttggc agtcagccag tcggaatcca gcttgggacc
     6001 caggaagtcc aatcgtcaga tattgtactc aagcctggtc acggcagcgt accgatctgt
     6061 ttaaacctag atattgatag tctgatcggt caacgtataa tcgagtccta gcttttgcaa
     6121 acatctatca agagacagga tcagcaggag gctttcgcat gagtattcaa catttccgtg
     6181 tcgcccttat tccctttttt gcggcatttt gccttcctgt ttttgctcac ccagaaacgc
     6241 tggtgaaagt aaaagatgct gaagatcagt tgggtgcgcg agtgggttac atcgaactgg
     6301 atctcaacag cggtaagatc cttgagagtt ttcgccccga agaacgcttt ccaatgatga
     6361 gcacttttaa agttctgcta tgtggcgcgg tattatcccg tattgacgcc gggcaagagc
     6421 aactcggtcg ccgcatacac tattctcaga atgacttggt tgagtattca ccagtcacag
     6481 aaaagcatct tacggatggc atgacagtaa gagaattatg cagtgctgcc ataaccatga
     6541 gtgataacac tgcggccaac ttacttctga caacgattgg aggaccgaag gagctaaccg
     6601 cttttttgca caacatgggg gatcatgtaa ctcgccttga tcgttgggaa ccggagctga
     6661 atgaagccat accaaacgac gagcgtgaca ccacgatgcc tgtagcaatg gcaacaacct
     6721 tgcgtaaact attaactggc gaactactta ctctagcttc ccggcaacag ttgatagact
     6781 ggatggaggc ggataaagtt gcaggaccac ttctgcgctc ggcccttccg gctggctggt
     6841 ttattgctga taaatctgga gccggtgagc gtgggtctcg cggtatcatt gcagcactgg
     6901 ggccagatgg taagccctcc cgtatcgtag ttatctacac gacggggagt caggcaacta
     6961 tggatgaacg aaatagacag atcgctgaga taggtgcctc actgattaag cattggtaac
     7021 cgattctagg tgcattggcg cagaaaaaaa tgcctgatgc gacgctgcgc gtcttatact
     7081 cccacatatg ccagattcag caacggatac ggcttcccca acttgcccac ttccatacgt
     7141 gtcctcctta ccagaaattt atccttaaga tcgtttaaac tcgactctgg ctctatcgaa
     7201 tctccgtcgt ttcgagctta cgcgaacagc cgtggcgctc atttgctcgt cgggcatcga
     7261 atctcgtcag ctatcgtcag cttacctttt tggcagcgat cgcggctccc gacatcttgg
     7321 accattagct ccacaggtat cttcttccct ctagtggtca taacagcagc ttcagctacc
     7381 tctcaattca aaaaacccct caagacccgt ttagaggccc caaggggtta tgctatcaat
     7441 cgttgcgtta cacacacaaa aaaccaacac acatccatct tcgatggata gcgattttat
     7501 tatctaactg ctgatcgagt gtagccagat ctagtaatca attacggggt cattagttca
     7561 tagcccatat atggagttcc gcgttacata acttacggta aatggcccgc ctggctgacc
     7621 gcccaacgac ccccgcccat tgacgtcaat aatgacgtat gttcccatag taacgccaat
     7681 agggactttc cattgacgtc aatgggtgga gtatttacgg taaactgccc acttggcagt
     7741 acatcaagtg tatcatatgc caagtacgcc ccctattgac gtcaatgacg gtaaatggcc
     7801 cgcctggcat tatgcccagt acatgacctt atgggacttt cctacttggc agtacatcta
     7861 cgtattagtc atcgctatta ccatgctgat gcggttttgg cagtacatca atgggcgtgg
     7921 atagcggttt gactcacggg gatttccaag tctccacccc attgacgtca atgggagttt
     7981 gttttggcac caaaatcaac gggactttcc aaaatgtcgt aacaactccg ccccattgac
     8041 gcaaatgggc ggtaggcgtg tacggtggga ggtctatata agcagagctg gtttagtgaa
     8101 ccgtcagatc agatctttgt cgatcctacc atccactcga cacacccgcc agcggccgc
//
