LOCUS       sequence-317263-        5061 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Mammalian expression plasmid for SARS-CoV-2 ORF3a protein.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 5061)
  TITLE     SARS-CoV-2 protein Mammalian expression constructs, tagged, for 
            protein expression and/or purification
REFERENCE   2  (bases 1 to 5061)
  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-m4133717
FEATURES             Location/Qualifiers
     source          1..5061
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     enhancer        1..304
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        306..508
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     459..479
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     regulatory      577..586
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             1408..1428
                     /codon_start=1
                     /product="tobacco etch virus (TEV) protease recognition and
                     cleavage site"
                     /label=TEV site
                     /translation="ENLYFQS"
     CDS             1429..1455
                     /codon_start=1
                     /product="HA (human influenza hemagglutinin) epitope tag"
                     /label=HA
                     /translation="YPYDVPDYA"
     polyA_signal    1508..1629
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(1519..1538)
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     1573..1592
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     terminator      1744..1790
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     terminator      1820..1956
                     /label=rrnG terminator
                     /note="transcription terminator from the E. coli ribosomal 
                     RNA rrnG operon (Albrechtsen et al., 1991)"
     misc_feature    2001..2072
                     /label=3' beta-globin insulator
                     /note="insulator downstream of the human beta-globin locus 
                     (Farrell et al., 2002)"
     rep_origin      complement(2298..2886)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(2378..2397)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             join(3632..3700,3701..4492)
                     /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(3850..3869)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     terminator      4505..4641
                     /label=rrnG terminator
                     /note="transcription terminator from the E. coli ribosomal 
                     RNA rrnG operon (Albrechtsen et al., 1991)"
     misc_feature    4793..4864
                     /label=5' beta-globin insulator
                     /note="insulator upstream of the human beta-globin locus 
                     (Farrell et al., 2002)"
     terminator      complement(4869..4915)
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     polyA_signal    4933..4981
                     /note="synthetic polyadenylation signal"
ORIGIN
        1 cgttacataa cttacggtaa atggcccgcc tggctgaccg cccaacgacc cccgcccatt
       61 gacgtcaata atgacgtatg ttcccatagt aacgccaata gggactttcc attgacgtca
      121 atgggtggag tatttacggt aaactgccca cttggcagta catcaagtgt atcatatgcc
      181 aagtacgccc cctattgacg tcaatgacgg taaatggccc gcctggcatt atgcccagta
      241 catgacctta tgggactttc ctacttggca gtacatctac gtattagtca tcgctattac
      301 catgctgatg cggttttggc agtacatcaa tgggcgtgga tagcggtttg actcacgggg
      361 atttccaagt ctccacccca ttgacgtcaa tgggagtttg ttttggcacc aaaatcaacg
      421 ggactttcca aaatgtcgta acaactccgc cccattgacg caaatgggcg gtaggcgtgt
      481 acggtgggag gtctatataa gcagagctgg tttagtgaac cgtcagatca gatctttgtc
      541 gatcctacca tccactcgac acacccgcca gcggccgcca ccatggattt gtttatgaga
      601 atcttcacaa ttggaactgt aactttgaag caaggtgaaa tcaaggatgc tactccttca
      661 gattttgttc gcgctactgc aacgataccg atacaagcct cactcccttt cggatggctt
      721 attgttggcg ttgcacttct tgctgttttt cagagcgctt ccaaaatcat aaccctcaaa
      781 aagagatggc aactagcact ctccaagggt gttcactttg tttgcaactt gctgttgttg
      841 tttgtaacag tttactcaca ccttttgctc gttgctgctg gccttgaagc cccttttctc
      901 tatctttatg ctttagtcta cttcttgcag agtataaact ttgtaagaat aataatgagg
      961 ctttggcttt gctggaaatg ccgttccaaa aacccattac tttatgatgc caactatttt
     1021 ctttgctggc atactaattg ttacgactat tgtatacctt acaatagtgt aacttcttca
     1081 attgtcatta cttcaggtga tggcacaaca agtcctattt ctgaacatga ctaccagatt
     1141 ggtggttata ctgaaaaatg ggaatctgga gtaaaagact gtgttgtatt acacagttac
     1201 ttcacttcag actattacca gctgtactca actcaattga gtacagacac tggtgttgaa
     1261 catgttacct tcttcatcta caataaaatt gttgatgagc ctgaagaaca tgtccaaatt
     1321 cacacaatcg acggttcatc cggagttgtt aatccagtaa tggaaccaat ttatgatgaa
     1381 ccgacgacga ctactagcgt gcctttggaa aacctttact ttcagtcgta cccctatgac
     1441 gtaccagatt atgcgtaagc tagcttgact gactgagata cagcgtacct tcagctcaca
     1501 gacatgataa gatacattga tgagtttgga caaaccacaa ctagaatgca gtgaaaaaaa
     1561 tgctttattt gtgaaatttg tgatgctatt gctttatttg taaccattat aagctgcaat
     1621 aaacaagtta acaacaacaa ttgcattcat tttatgtttc aggttcaggg ggaggtgtgg
     1681 gaggtttttt aaagcaagta aaacctctac aaatgtggta ttggcccatc tctatcggta
     1741 tcgtagcata accccttggg gcctctaaac gggtcttgag gggttttttg tgcccctcgg
     1801 gccggattgc tatctaccgg cattggcgca gaaaaaaatg cctgatgcga cgctgcgcgt
     1861 cttatactcc cacatatgcc agattcagca acggatacgg cttccccaac ttgcccactt
     1921 ccatacgtgt cctccttacc agaaatttat ccttaaggtc gtcagctatc ctgcaggcga
     1981 tctctcgatt tcgatcaaga cattccttta atggtctttt ctggacacca ctaggggtca
     2041 gaagtagttc atcaaacttt cttccctccc taatctcatt ggttaccttg ggctatcgaa
     2101 acttaattaa ccagtcaagt cagctacttg gcgagatcga cttgtctggg tttcgactac
     2161 gctcagaatt gcgtcagtca agttcgatct ggtccttgct attgcacccg ttctccgatt
     2221 acgagtttca tttaaatcat gtgagcaaaa ggccagcaaa aggccaggaa ccgtaaaaag
     2281 gccgcgttgc tggcgttttt ccataggctc cgcccccctg acgagcatca caaaaatcga
     2341 cgctcaagtc agaggtggcg aaacccgaca ggactataaa gataccaggc gtttccccct
     2401 ggaagctccc tcgtgcgctc tcctgttccg accctgccgc ttaccggata cctgtccgcc
     2461 tttctccctt cgggaagcgt ggcgctttct catagctcac gctgtaggta tctcagttcg
     2521 gtgtaggtcg ttcgctccaa gctgggctgt gtgcacgaac cccccgttca gcccgaccgc
     2581 tgcgccttat ccggtaacta tcgtcttgag tccaacccgg taagacacga cttatcgcca
     2641 ctggcagcag ccactggtaa caggattagc agagcgaggt atgtaggcgg tgctacagag
     2701 ttcttgaagt ggtggcctaa ctacggctac actagaagaa cagtatttgg tatctgcgct
     2761 ctgctgaagc cagttacctt cggaaaaaga gttggtagct cttgatccgg caaacaaacc
     2821 accgctggta gcggtggttt ttttgtttgc aagcagcaga ttacgcgcag aaaaaaagga
     2881 tctcaagaag atcctttgat cttttctacg gggtctgacg ctcagtggaa cgaaaactca
     2941 cgttaaggga ttttggtcat gagattatca aaaaggatct tcacctagat ccttttaaat
     3001 taaaaatgaa gttttaaatc aatctaaagt atatatgagt aaacttggtc tgacagttac
     3061 caatgcttaa tcagtgaggc acctatctca gcgatctgtc tatttcgttc atccatagtt
     3121 gcatttaaat ttccgaactc tccaaggccc tcgtcggaaa atcttcaaac ctttcgtccg
     3181 atccatcttg caggctacct ctcgaacgaa ctatcgcaag tctcttggcc ggccttgcgc
     3241 cttggctatt gcttggcagc gcctatcgcc aggtattact ccaatcccga atatccgaga
     3301 tcgggatcac ccgagagaag ttcaacctac atcctcaatc ccgatctatc cgagatccga
     3361 ggaatatcga aatcggggcg cgcctggtgt accgagaacg atcctctcag tgcgagtctc
     3421 gacgatccat atcgttgctt ggcagtcagc cagtcggaat ccagcttggg acccaggaag
     3481 tccaatcgtc agatattgta ctcaagcctg gtcacggcag cgtaccgatc tgtttaaacc
     3541 tagatattga tagtctgatc ggtcaacgta taatcgagtc ctagcttttg caaacatcta
     3601 tcaagagaca ggatcagcag gaggctttcg catgagtatt caacatttcc gtgtcgccct
     3661 tattcccttt tttgcggcat tttgccttcc tgtttttgct cacccagaaa cgctggtgaa
     3721 agtaaaagat gctgaagatc agttgggtgc gcgagtgggt tacatcgaac tggatctcaa
     3781 cagcggtaag atccttgaga gttttcgccc cgaagaacgc tttccaatga tgagcacttt
     3841 taaagttctg ctatgtggcg cggtattatc ccgtattgac gccgggcaag agcaactcgg
     3901 tcgccgcata cactattctc agaatgactt ggttgagtat tcaccagtca cagaaaagca
     3961 tcttacggat ggcatgacag taagagaatt atgcagtgct gccataacca tgagtgataa
     4021 cactgcggcc aacttacttc tgacaacgat tggaggaccg aaggagctaa ccgctttttt
     4081 gcacaacatg ggggatcatg taactcgcct tgatcgttgg gaaccggagc tgaatgaagc
     4141 cataccaaac gacgagcgtg acaccacgat gcctgtagca atggcaacaa ccttgcgtaa
     4201 actattaact ggcgaactac ttactctagc ttcccggcaa cagttgatag actggatgga
     4261 ggcggataaa gttgcaggac cacttctgcg ctcggccctt ccggctggct ggtttattgc
     4321 tgataaatct ggagccggtg agcgtgggtc tcgcggtatc attgcagcac tggggccaga
     4381 tggtaagccc tcccgtatcg tagttatcta cacgacgggg agtcaggcaa ctatggatga
     4441 acgaaataga cagatcgctg agataggtgc ctcactgatt aagcattggt aaccgattct
     4501 aggtgcattg gcgcagaaaa aaatgcctga tgcgacgctg cgcgtcttat actcccacat
     4561 atgccagatt cagcaacgga tacggcttcc ccaacttgcc cacttccata cgtgtcctcc
     4621 ttaccagaaa tttatcctta agatcccgaa tcgtttaaac tcgactctgg ctctatcgaa
     4681 tctccgtcgt ttcgagctta cgcgaacagc cgtggcgctc atttgctcgt cgggcatcga
     4741 atctcgtcag ctatcgtcag cttacctttt tggcagcgat cgcggctccc gacatcttgg
     4801 accattagct ccacaggtat cttcttccct ctagtggtca taacagcagc ttcagctacc
     4861 tctcaattca aaaaacccct caagacccgt ttagaggccc caaggggtta tgctatcaat
     4921 cgttgcgtta cacacacaaa aaaccaacac acatccatct tcgatggata gcgattttat
     4981 tatctaactg ctgatcgagt gtagccagat ctagtaatca attacggggt cattagttca
     5041 tagcccatat atggagttcc g
//
