LOCUS       sequence-297370-        7176 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Mammalian expression plasmid for SARS-CoV-2 E (envelope).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7176)
  TITLE     SARS-CoV-2 protein Mammalian expression constructs, tagged, for 
            protein expression and/or purification
REFERENCE   2  (bases 1 to 7176)
  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-m4252919
FEATURES             Location/Qualifiers
     source          1..7176
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     CDS             230..250
                     /codon_start=1
                     /product="tobacco etch virus (TEV) protease recognition and
                     cleavage site"
                     /label=TEV site
                     /translation="ENLYFQS"
     CDS             599..616
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     polyA_signal    709..830
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(720..739)
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     774..793
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     terminator      945..991
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     terminator      1021..1157
                     /label=rrnG terminator
                     /note="transcription terminator from the E. coli ribosomal 
                     RNA rrnG operon (Albrechtsen et al., 1991)"
     misc_feature    1202..1273
                     /label=3' beta-globin insulator
                     /note="insulator downstream of the human beta-globin locus 
                     (Farrell et al., 2002)"
     rep_origin      complement(1499..2087)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(1579..1598)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     promoter        2587..3796
                     /label=UbC promoter
                     /note="human ubiquitin C promoter"
     primer_bind     3633..3652
                     /label=hUBCpro-F
                     /note="Human Ubiquitin C (UbC) promoter, forward primer"
     CDS             3800..4828
                     /codon_start=1
                     /product="hygromycin B phosphotransferase"
                     /label=HygR
                     /note="confers resistance to hygromycin"
                     /translation="MGKKPELTATSVEKFLIEKFDSVSDLMQLSEGEESRAFSFDVGGR
                     GYVLRVNSCADGFYKDRYVYRHFASAALPIPEVLDIGEFSESLTYCISRRAQGVTLQDL
                     PETELPAVLQPVAEAMDAIAAADLSQTSGFGPFGPQGIGQYTTWRDFICAIADPHVYHW
                     QTVMDDTVSASVAQALDELMLWAEDCPEVRHLVHADFGSNNVLTDNGRITAVIDWSEAM
                     FGDSQYEVANIFFWRPWLACMEQQTRYFERRHPELAGSPRLRAYMLRIGLDQLYQSLVD
                     GNFDDAAWAQGRCDAIVRSGAGTVGRTQIARRSAAVWTDGCVEVLADSGNRRPSTRPRA
                     KE"
     polyA_signal    4855..4903
                     /note="synthetic polyadenylation signal"
     CDS             join(5169..5237,5238..6029)
                     /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(5387..5406)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     terminator      6042..6178
                     /label=rrnG terminator
                     /note="transcription terminator from the E. coli ribosomal 
                     RNA rrnG operon (Albrechtsen et al., 1991)"
     misc_feature    6330..6401
                     /label=5' beta-globin insulator
                     /note="insulator upstream of the human beta-globin locus 
                     (Farrell et al., 2002)"
     terminator      complement(6406..6452)
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     polyA_signal    6470..6518
                     /note="synthetic polyadenylation signal"
     enhancer        6599..6902
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        6904..7106
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     7057..7077
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
ORIGIN
        1 caccatgtac tcattcgttt cggaagagac aggtacgtta atagttaata gcgtacttct
       61 ttttcttgct ttcgtggtat tcttgctagt tacactagcc atccttactg cgcttcgatt
      121 gtgtgcgtac tgctgcaata ttgttaacgt gagtcttgta aaaccttctt tttacgttta
      181 ctctcgtgtt aaaaatctga attcttctag agttcctgat cttctggtcg aaaaccttta
      241 ctttcagtcg atgagtgaca aaatcattca tctaaccgat gactcctttg atacagacgt
      301 gttgaaggcc gatggtgcga tactggtaga tttctgggct gaatggtgtg gcccgtgcaa
      361 gatgatcgca cccattctgg acgagatcgc cgacgagtat caaggaaaat taactgtcgc
      421 taagcttaat atagatcaga acccagggac ggcacctaaa tacggcatca ggggaatacc
      481 taccctcctg ctctttaaga atggggaagt tgccgcgaca aaagtgggag ccctgtctaa
      541 gggccagcta aaagagttct tggacgctaa cctggcaggt tcaggctcgg ggcacatgca
      601 ccatcaccat caccatagca gcgggctcgt gccacgcggc taaggatccg caggcctctg
      661 ctagcttgac tgactgagat acagcgtacc ttcagctcac agacatgata agatacattg
      721 atgagtttgg acaaaccaca actagaatgc agtgaaaaaa atgctttatt tgtgaaattt
      781 gtgatgctat tgctttattt gtaaccatta taagctgcaa taaacaagtt aacaacaaca
      841 attgcattca ttttatgttt caggttcagg gggaggtgtg ggaggttttt taaagcaagt
      901 aaaacctcta caaatgtggt attggcccat ctctatcggt atcgtagcat aaccccttgg
      961 ggcctctaaa cgggtcttga ggggtttttt gtgcccctcg ggccggattg ctatctaccg
     1021 gcattggcgc agaaaaaaat gcctgatgcg acgctgcgcg tcttatactc ccacatatgc
     1081 cagattcagc aacggatacg gcttccccaa cttgcccact tccatacgtg tcctccttac
     1141 cagaaattta tccttaaggt cgtcagctat cctgcaggcg atctctcgat ttcgatcaag
     1201 acattccttt aatggtcttt tctggacacc actaggggtc agaagtagtt catcaaactt
     1261 tcttccctcc ctaatctcat tggttacctt gggctatcga aacttaatta accagtcaag
     1321 tcagctactt ggcgagatcg acttgtctgg gtttcgacta cgctcagaat tgcgtcagtc
     1381 aagttcgatc tggtccttgc tattgcaccc gttctccgat tacgagtttc atttaaatca
     1441 tgtgagcaaa aggccagcaa aaggccagga accgtaaaaa ggccgcgttg ctggcgtttt
     1501 tccataggct ccgcccccct gacgagcatc acaaaaatcg acgctcaagt cagaggtggc
     1561 gaaacccgac aggactataa agataccagg cgtttccccc tggaagctcc ctcgtgcgct
     1621 ctcctgttcc gaccctgccg cttaccggat acctgtccgc ctttctccct tcgggaagcg
     1681 tggcgctttc tcatagctca cgctgtaggt atctcagttc ggtgtaggtc gttcgctcca
     1741 agctgggctg tgtgcacgaa ccccccgttc agcccgaccg ctgcgcctta tccggtaact
     1801 atcgtcttga gtccaacccg gtaagacacg acttatcgcc actggcagca gccactggta
     1861 acaggattag cagagcgagg tatgtaggcg gtgctacaga gttcttgaag tggtggccta
     1921 actacggcta cactagaaga acagtatttg gtatctgcgc tctgctgaag ccagttacct
     1981 tcggaaaaag agttggtagc tcttgatccg gcaaacaaac caccgctggt agcggtggtt
     2041 tttttgtttg caagcagcag attacgcgca gaaaaaaagg atctcaagaa gatcctttga
     2101 tcttttctac ggggtctgac gctcagtgga acgaaaactc acgttaaggg attttggtca
     2161 tgagattatc aaaaaggatc ttcacctaga tccttttaaa ttaaaaatga agttttaaat
     2221 caatctaaag tatatatgag taaacttggt ctgacagtta ccaatgctta atcagtgagg
     2281 cacctatctc agcgatctgt ctatttcgtt catccatagt tgcatttaaa tttccgaact
     2341 ctccaaggcc ctcgtcggaa aatcttcaaa cctttcgtcc gatccatctt gcaggctacc
     2401 tctcgaacga actatcgcaa gtctcttggc cggccttgcg ccttggctat tgcttggcag
     2461 cgcctatcgc caggtattac tccaatcccg aatatccgag atcgggatca cccgagagaa
     2521 gttcaaccta catcctcaat cccgatctat ccgagatccg aggaatatcg aaatcggggc
     2581 gcgcctggcc tccgcgccgg gttttggcgc ctcccgcggg cgcccccctc gtcacggcga
     2641 gcgctgccac gtcagacgaa gggcgcagga gcgtcctgat ccttccgccc ggacgctcag
     2701 gacagcggcc cgctgctcat aagactcggc cttagaaccc cagtatcagc agaaggacat
     2761 tttaggacgg gacttgggtg actctagggc actggttttc tttccagaga gcggaacagg
     2821 cgaggaaaag tagtcccttc tcggcgattc tgcggaggga tctccgtggg gcggtgaacg
     2881 ccgatgatta tataaggacg cgccgggtgt ggcacagcta gttccgtcgc agccgggatt
     2941 tgggtcgcgg ttcttgtttg tggatcgctg tgatcgtcac ttggtgagta gcgggctgct
     3001 gggctggccg gggctttcgt ggccgccggg ccgctcggtg ggacggaagc gtgtggagag
     3061 accgccaagg gctgtagtct gggtccgcga gcaaggttgc cctgaactgg gggttggggg
     3121 gagcgcagca aaatggcggc tgttcccgag tcttgaatgg aagacgcttg tgaggcgggc
     3181 tgtgaggtcg ttgaaacaag gtggggggca tggtgggcgg caagaaccca aggtcttgag
     3241 cccttcgcta atgcgggaaa gctcttattc gggtgagatg ggctgggcac catctgggga
     3301 ccctgacgtg aagtttgtca ctgactggag aactcggttt gtcgtctgtt gcgggggcgg
     3361 cagttatggc ggtgccgttg ggcagtgcac ccgtaccttt gggagcgcgc gccctcgtcg
     3421 tgtcgtgacg tcacccgttc tgttggctta taatgcaggg tggggccacc agccggtagg
     3481 tgtgcggtag gcttttctcc gtcgcaggac gcagggttcg ggcctagggt aggctctcct
     3541 gaatcgacag gcgccggacc tctggtgagg ggagggataa gtgaggcgtc agtttctttg
     3601 gtcggtttta tgtacctatc ttcttaagta gctgaagctc cggttttgaa ctatgcgctc
     3661 ggggttggcg agtgtgtttt gtgaagtttt ttaggcacct tttgaaatgt aatcatttgg
     3721 gtcaatatgt aattttcagt gttagacttg taaattgtcc gctaaattct ggccgttttt
     3781 ggcttttttg ttagacaaca tgggtaaaaa gcctgaactc accgcgacgt ctgtcgagaa
     3841 gtttctgatc gaaaagttcg acagcgtctc cgacctgatg cagctctcgg agggcgaaga
     3901 atctcgtgct ttcagcttcg atgtaggagg gcgtggatat gtcctgcggg taaatagctg
     3961 cgccgatggt ttctacaaag atcgttatgt ttatcggcac tttgcatccg ccgcgctccc
     4021 gattccggaa gtgcttgaca ttggggagtt cagcgagagc ctgacctatt gcatctcccg
     4081 ccgtgcacag ggtgtcacgt tgcaagacct gcctgaaacc gaactgcccg ctgttctgca
     4141 gccggtcgcg gaggcaatgg atgccatcgc tgccgccgat cttagccaga cgagcgggtt
     4201 cggcccattc ggaccgcaag gaatcggtca atacactaca tggcgtgatt tcatatgcgc
     4261 gattgctgat ccccatgtgt atcactggca aactgtgatg gacgacaccg tcagtgcgtc
     4321 cgtcgcgcag gctctcgatg agctgatgct ttgggccgag gactgccccg aagtccggca
     4381 cctcgtgcac gcggatttcg gctccaacaa tgtcctgacg gacaatggcc gcataacagc
     4441 ggtcattgac tggagcgagg cgatgttcgg ggattcccaa tacgaggtcg ccaacatctt
     4501 cttctggagg ccgtggttgg cttgtatgga gcagcagacg cgctacttcg agcggaggca
     4561 tccggagctt gcaggatcgc cccggctccg ggcgtatatg ctccgcattg gtcttgacca
     4621 actctatcag agcttggttg acggcaattt cgatgatgca gcttgggcgc agggtcgatg
     4681 cgacgcaatc gtccgatccg gagccgggac tgtcgggcgt acacaaatcg cccgcagaag
     4741 cgccgccgtc tggaccgatg gctgtgtaga agtactcgcc gatagtggaa accgacgccc
     4801 cagcactcgt ccgagggcaa aggaataagc tagtatgtaa gcctagtctt agataataaa
     4861 atcgctatcc atcgaagatg gatgtgtgtt ggttttttgt gtgtgtaacg ctaggcgcgc
     4921 ctggtgtacc gagaacgatc ctctcagtgc gagtctcgac gatccatatc gttgcttggc
     4981 agtcagccag tcggaatcca gcttgggacc caggaagtcc aatcgtcaga tattgtactc
     5041 aagcctggtc acggcagcgt accgatctgt ttaaacctag atattgatag tctgatcggt
     5101 caacgtataa tcgagtccta gcttttgcaa acatctatca agagacagga tcagcaggag
     5161 gctttcgcat gagtattcaa catttccgtg tcgcccttat tccctttttt gcggcatttt
     5221 gccttcctgt ttttgctcac ccagaaacgc tggtgaaagt aaaagatgct gaagatcagt
     5281 tgggtgcgcg agtgggttac atcgaactgg atctcaacag cggtaagatc cttgagagtt
     5341 ttcgccccga agaacgcttt ccaatgatga gcacttttaa agttctgcta tgtggcgcgg
     5401 tattatcccg tattgacgcc gggcaagagc aactcggtcg ccgcatacac tattctcaga
     5461 atgacttggt tgagtattca ccagtcacag aaaagcatct tacggatggc atgacagtaa
     5521 gagaattatg cagtgctgcc ataaccatga gtgataacac tgcggccaac ttacttctga
     5581 caacgattgg aggaccgaag gagctaaccg cttttttgca caacatgggg gatcatgtaa
     5641 ctcgccttga tcgttgggaa ccggagctga atgaagccat accaaacgac gagcgtgaca
     5701 ccacgatgcc tgtagcaatg gcaacaacct tgcgtaaact attaactggc gaactactta
     5761 ctctagcttc ccggcaacag ttgatagact ggatggaggc ggataaagtt gcaggaccac
     5821 ttctgcgctc ggcccttccg gctggctggt ttattgctga taaatctgga gccggtgagc
     5881 gtgggtctcg cggtatcatt gcagcactgg ggccagatgg taagccctcc cgtatcgtag
     5941 ttatctacac gacggggagt caggcaacta tggatgaacg aaatagacag atcgctgaga
     6001 taggtgcctc actgattaag cattggtaac cgattctagg tgcattggcg cagaaaaaaa
     6061 tgcctgatgc gacgctgcgc gtcttatact cccacatatg ccagattcag caacggatac
     6121 ggcttcccca acttgcccac ttccatacgt gtcctcctta ccagaaattt atccttaaga
     6181 tcccgaatcg tttaaactcg actctggctc tatcgaatct ccgtcgtttc gagcttacgc
     6241 gaacagccgt ggcgctcatt tgctcgtcgg gcatcgaatc tcgtcagcta tcgtcagctt
     6301 acctttttgg cagcgatcgc ggctcccgac atcttggacc attagctcca caggtatctt
     6361 cttccctcta gtggtcataa cagcagcttc agctacctct caattcaaaa aacccctcaa
     6421 gacccgttta gaggccccaa ggggttatgc tatcaatcgt tgcgttacac acacaaaaaa
     6481 ccaacacaca tccatcttcg atggatagcg attttattat ctaactgctg atcgagtgta
     6541 gccagatcta gtaatcaatt acggggtcat tagttcatag cccatatatg gagttccgcg
     6601 ttacataact tacggtaaat ggcccgcctg gctgaccgcc caacgacccc cgcccattga
     6661 cgtcaataat gacgtatgtt cccatagtaa cgccaatagg gactttccat tgacgtcaat
     6721 gggtggagta tttacggtaa actgcccact tggcagtaca tcaagtgtat catatgccaa
     6781 gtacgccccc tattgacgtc aatgacggta aatggcccgc ctggcattat gcccagtaca
     6841 tgaccttatg ggactttcct acttggcagt acatctacgt attagtcatc gctattacca
     6901 tgctgatgcg gttttggcag tacatcaatg ggcgtggata gcggtttgac tcacggggat
     6961 ttccaagtct ccaccccatt gacgtcaatg ggagtttgtt ttggcaccaa aatcaacggg
     7021 actttccaaa atgtcgtaac aactccgccc cattgacgca aatgggcggt aggcgtgtac
     7081 ggtgggaggt ctatataagc agagctggtt tagtgaaccg tcagatcaga tctttgtcga
     7141 tcctaccatc cactcgacac acccgccagc ggccgc
//
