LOCUS       sequence-301643-        8239 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Mammalian expression plasmid for dimeric soluble ACE2 high affinity 
            variant 2.4 (IgG1-Fc fusion).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 8239)
  AUTHORS   Chan KK, Dorosky D, Sharma P, Abbasi SA, Dye JM, Kranz DM, Herbert 
            AS, Procko E
  TITLE     Engineering human ACE2 to optimize binding to the spike protein of 
            SARS coronavirus 2.
  JOURNAL   Science. 2020 Sep 4;369(6508):1261-1265. doi: 
            10.1126/science.abc0870. Epub 2020 Aug 4.
  PUBMED    32753553
REFERENCE   2  (bases 1 to 8239)
  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: 
            "10.1126/science.abc0870"; journalName: "Science"; date: "2020-09-4-
            4"; volume: "369"; issue: "6508"; pages: "1261-1265"
COMMENT     Sequence Label: pcDNA3-sACE2v2.4(732)-IgG1
FEATURES             Location/Qualifiers
     source          1..8239
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     enhancer        1..380
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        381..584
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     535..555
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     primer_bind     629..648
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        629..647
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     primer_bind     complement(3596..3613)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    3602..3826
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      3872..4300
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(3959..3978)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     4169..4190
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(4309..4329)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     promoter        4314..4643
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     rep_origin      4494..4629
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     primer_bind     4556..4575
                     /label=SV40pro-F
                     /note="SV40 promoter/origin, forward primer"
     CDS             4710..5504
                     /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(4764..4783)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     5374..5393
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     polyA_signal    5678..5799
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(5715..5734)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     5769..5788
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(5848..5864)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(5848..5864)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(5861..5883)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    5872..5888
                     /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(5896..5902,5903..5920,5921..5926))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    5941..5962
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(6079..6096)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(6250..6838)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(6330..6349)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(7009..7800,7801..7869))
                     /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     7632..7651
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(7870..7974)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     complement(8049..8068)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
ORIGIN
        1 gacattgatt attgactagt tattaatagt aatcaattac ggggtcatta gttcatagcc
       61 catatatgga gttccgcgtt acataactta cggtaaatgg cccgcctggc tgaccgccca
      121 acgacccccg cccattgacg tcaataatga cgtatgttcc catagtaacg ccaataggga
      181 ctttccattg acgtcaatgg gtggagtatt tacggtaaac tgcccacttg gcagtacatc
      241 aagtgtatca tatgccaagt acgcccccta ttgacgtcaa tgacggtaaa tggcccgcct
      301 ggcattatgc ccagtacatg accttatggg actttcctac ttggcagtac atctacgtat
      361 tagtcatcgc tattaccatg gtgatgcggt tttggcagta catcaatggg cgtggatagc
      421 ggtttgactc acggggattt ccaagtctcc accccattga cgtcaatggg agtttgtttt
      481 ggcaccaaaa tcaacgggac tttccaaaat gtcgtaacaa ctccgcccca ttgacgcaaa
      541 tgggcggtag gcgtgtacgg tgggaggtct atataagcag agctctctgg ctaactagag
      601 aacccactgc ttactggctt atcgaaatta atacgactca ctatagggag acccaagctg
      661 gctagcgcca ccatgtcaag ctcttcctgg ctccttctca gccttgttgc tgtaactgct
      721 gctcagtcca ccattgagga acaggccaag tactttttgg acaagtttaa ccacgaagcc
      781 gaagacctgt tctatcaaag ttcacttgct tcttggaatt ataacaccaa tattactgaa
      841 gagaatgtcc aaaacatgaa taatgctggg gacaaatggt ctgccttttt aaaggaacag
      901 tccacaactg cccaaatgta tccactacaa gaaattcaga atctcacagt caagcttcag
      961 ctgcaggctc ttcagcaaaa tgggtcttca gtgctctcag aagacaagag caaacggttg
     1021 aacacaattc taaatacaat gagcaccatc tacagtactg gaaaagtttg taacccagat
     1081 aatccacaag aatgcttatt acttgaacca ggtttgaatg aaataatggc aaacagttta
     1141 gactacaatg agaggctctg ggcttgggaa agctggagat ctgaggtcgg caagcagctg
     1201 aggccattat atgaagagta tgtggtcttg aaaaatgaga tggcaagagc aaatcattat
     1261 gaggactatg gggattattg gagaggagac tatgaagtaa atggggtaga tggctatgac
     1321 tacagccgcg gccagttgat tgaagatgtg gaacatacct ttgaagagat taaaccatta
     1381 tatgaacatc ttcatgccta tgtgagggca aagttgatga atgcctatcc ttcctatatc
     1441 agtccaattg gatgcctccc tgctcatttg cttggtgata tgtggggtag attttggaca
     1501 aatctgtact ctttgacagt tccctttgga cagaaaccaa acatagatgt tactgatgca
     1561 atggtggacc aggcctggga tgcacagaga atattcaagg aggccgagaa gttctttgta
     1621 tctgttggtc ttcctaatat gactcaagga ttctgggaat attccatgct aacggaccca
     1681 ggaaatgttc agaaagcagt ctgccatccc acagcttggg acctggggaa gggcgacttc
     1741 aggattctta tgtgcacaaa ggtgacaatg gacgacttcc tgacagctca tcatgagatg
     1801 gggcatatcc agtatgatat ggcatatgct gcacaacctt ttctgctaag aaatggagct
     1861 aatgaaggat tccatgaagc tgttggggaa atcatgtcac tttctgcagc cacacctaag
     1921 catttaaaat ccattggtct tctgtcaccc gattttcaag aagacaatga aacagaaata
     1981 aacttcctgc tcaaacaagc actcacgatt gttgggactc tgccatttac ttacatgtta
     2041 gagaagtgga ggtggatggt ctttaaaggg gaaattccca aagaccagtg gatgaaaaag
     2101 tggtgggaga tgaagcgaga gatagttggg gtggtggaac ctgtgcccca tgatgaaaca
     2161 tactgtgacc ccgcatctct gttccatgtt tctaatgatt actcattcat tcgatattac
     2221 acaaggaccc tttaccaatt ccagtttcaa gaagcacttt gtcaagcagc taaacatgaa
     2281 ggccctctgc acaaatgtga catctcaaac tctacagaag ctggacagaa actgttcaat
     2341 atgctgaggc ttggaaaatc agaaccctgg accctagcat tggaaaatgt tgtaggagca
     2401 aagaacatga atgtaaggcc actgctcaac tactttgagc ccttatttac ctggctgaaa
     2461 gaccagaaca agaattcttt tgtgggatgg agtaccgact ggagtccata tgcagaccaa
     2521 agcatcaaag tgaggataag cctaaaatca gctcttggag ataaagcata tgaatggaac
     2581 gacaatgaaa tgtacctgtt ccgatcatct gttgcatatg ctatgaggca gtacttttta
     2641 aaagtaaaaa atcagatgat tctttttggg gaggaggatg tgcgagtggc taatttgaaa
     2701 ccaagaatct cctttaattt ctttgtcact gcacctaaaa atgtgtctga tatcattcct
     2761 agaactgaag ttgaaaaggc catcaggatg tcccggagcc gtatcaatga tgctttccgt
     2821 ctgaatgaca acagcctaga gtttctgggg atacagccaa cacttggatc cgacaaaact
     2881 cacacatgcc caccgtgccc agcacctgaa ctcctggggg gaccgtcagt cttcctcttc
     2941 cccccaaaac ccaaggacac cctcatgatc tcccggaccc ctgaggtcac atgcgtggtg
     3001 gtggacgtga gccacgaaga ccctgaggtc aagttcaact ggtacgtgga cggcgtggag
     3061 gtgcataatg ccaagacaaa gccgcgggag gagcagtaca acagcacgta ccgtgtggtc
     3121 agcgtcctca ccgtcctgca ccaggactgg ctgaatggca aggagtacaa gtgcaaggtc
     3181 tccaacaaag ccctcccagc ccccatcgag aaaaccatct ccaaagccaa agggcagccc
     3241 cgagaaccac aggtgtacac cctgccccca tcccgggagg agatgaccaa gaaccaggtc
     3301 agcctgacct gcctggtcaa aggcttctat cccagcgaca tcgccgtgga gtgggagagc
     3361 aatgggcagc cggagaacaa ctacaagacc acgcctcccg tgctggactc cgacggctcc
     3421 ttcttcctct acagcaagct caccgtggac aagagcaggt ggcagcaggg gaacgtcttc
     3481 tcatgctccg tgatgcacga ggctctgcac aaccactaca cgcagaagag cctctccctg
     3541 tctccgggta aatgataact cgagtctaga gggcccgttt aaacccgctg atcagcctcg
     3601 actgtgcctt ctagttgcca gccatctgtt gtttgcccct cccccgtgcc ttccttgacc
     3661 ctggaaggtg ccactcccac tgtcctttcc taataaaatg aggaaattgc atcgcattgt
     3721 ctgagtaggt gtcattctat tctggggggt ggggtggggc aggacagcaa gggggaggat
     3781 tgggaagaca atagcaggca tgctggggat gcggtgggct ctatggcttc tgaggcggaa
     3841 agaaccagct ggggctctag ggggtatccc cacgcgccct gtagcggcgc attaagcgcg
     3901 gcgggtgtgg tggttacgcg cagcgtgacc gctacacttg ccagcgccct agcgcccgct
     3961 cctttcgctt tcttcccttc ctttctcgcc acgttcgccg gctttccccg tcaagctcta
     4021 aatcgggggc tccctttagg gttccgattt agtgctttac ggcacctcga ccccaaaaaa
     4081 cttgattagg gtgatggttc acgtagtggg ccatcgccct gatagacggt ttttcgccct
     4141 ttgacgttgg agtccacgtt ctttaatagt ggactcttgt tccaaactgg aacaacactc
     4201 aaccctatct cggtctattc ttttgattta taagggattt tgccgatttc ggcctattgg
     4261 ttaaaaaatg agctgattta acaaaaattt aacgcgaatt aattctgtgg aatgtgtgtc
     4321 agttagggtg tggaaagtcc ccaggctccc cagcaggcag aagtatgcaa agcatgcatc
     4381 tcaattagtc agcaaccagg tgtggaaagt ccccaggctc cccagcaggc agaagtatgc
     4441 aaagcatgca tctcaattag tcagcaacca tagtcccgcc cctaactccg cccatcccgc
     4501 ccctaactcc gcccagttcc gcccattctc cgccccatgg ctgactaatt ttttttattt
     4561 atgcagaggc cgaggccgcc tctgcctctg agctattcca gaagtagtga ggaggctttt
     4621 ttggaggcct aggcttttgc aaaaagctcc cgggagcttg tatatccatt ttcggatctg
     4681 atcaagagac aggatgagga tcgtttcgca tgattgaaca agatggattg cacgcaggtt
     4741 ctccggccgc ttgggtggag aggctattcg gctatgactg ggcacaacag acaatcggct
     4801 gctctgatgc cgccgtgttc cggctgtcag cgcaggggcg cccggttctt tttgtcaaga
     4861 ccgacctgtc cggtgccctg aatgaactgc aggacgaggc agcgcggcta tcgtggctgg
     4921 ccacgacggg cgttccttgc gcagctgtgc tcgacgttgt cactgaagcg ggaagggact
     4981 ggctgctatt gggcgaagtg ccggggcagg atctcctgtc atctcacctt gctcctgccg
     5041 agaaagtatc catcatggct gatgcaatgc ggcggctgca tacgcttgat ccggctacct
     5101 gcccattcga ccaccaagcg aaacatcgca tcgagcgagc acgtactcgg atggaagccg
     5161 gtcttgtcga tcaggatgat ctggacgaag agcatcaggg gctcgcgcca gccgaactgt
     5221 tcgccaggct caaggcgcgc atgcccgacg gcgaggatct cgtcgtgacc catggcgatg
     5281 cctgcttgcc gaatatcatg gtggaaaatg gccgcttttc tggattcatc gactgtggcc
     5341 ggctgggtgt ggcggaccgc tatcaggaca tagcgttggc tacccgtgat attgctgaag
     5401 agcttggcgg cgaatgggct gaccgcttcc tcgtgcttta cggtatcgcc gctcccgatt
     5461 cgcagcgcat cgccttctat cgccttcttg acgagttctt ctgagcggga ctctggggtt
     5521 cgaaatgacc gaccaagcga cgcccaacct gccatcacga gatttcgatt ccaccgccgc
     5581 cttctatgaa aggttgggct tcggaatcgt tttccgggac gccggctgga tgatcctcca
     5641 gcgcggggat ctcatgctgg agttcttcgc ccaccccaac ttgtttattg cagcttataa
     5701 tggttacaaa taaagcaata gcatcacaaa tttcacaaat aaagcatttt tttcactgca
     5761 ttctagttgt ggtttgtcca aactcatcaa tgtatcttat catgtctgta taccgtcgac
     5821 ctctagctag agcttggcgt aatcatggtc atagctgttt cctgtgtgaa attgttatcc
     5881 gctcacaatt ccacacaaca tacgagccgg aagcataaag tgtaaagcct ggggtgccta
     5941 atgagtgagc taactcacat taattgcgtt gcgctcactg cccgctttcc agtcgggaaa
     6001 cctgtcgtgc cagctgcatt aatgaatcgg ccaacgcgcg gggagaggcg gtttgcgtat
     6061 tgggcgctct tccgcttcct cgctcactga ctcgctgcgc tcggtcgttc ggctgcggcg
     6121 agcggtatca gctcactcaa aggcggtaat acggttatcc acagaatcag gggataacgc
     6181 aggaaagaac atgtgagcaa aaggccagca aaaggccagg aaccgtaaaa aggccgcgtt
     6241 gctggcgttt ttccataggc tccgcccccc tgacgagcat cacaaaaatc gacgctcaag
     6301 tcagaggtgg cgaaacccga caggactata aagataccag gcgtttcccc ctggaagctc
     6361 cctcgtgcgc tctcctgttc cgaccctgcc gcttaccgga tacctgtccg cctttctccc
     6421 ttcgggaagc gtggcgcttt ctcatagctc acgctgtagg tatctcagtt cggtgtaggt
     6481 cgttcgctcc aagctgggct gtgtgcacga accccccgtt cagcccgacc gctgcgcctt
     6541 atccggtaac tatcgtcttg agtccaaccc ggtaagacac gacttatcgc cactggcagc
     6601 agccactggt aacaggatta gcagagcgag gtatgtaggc ggtgctacag agttcttgaa
     6661 gtggtggcct aactacggct acactagaag aacagtattt ggtatctgcg ctctgctgaa
     6721 gccagttacc ttcggaaaaa gagttggtag ctcttgatcc ggcaaacaaa ccaccgctgg
     6781 tagcggtggt ttttttgttt gcaagcagca gattacgcgc agaaaaaaag gatctcaaga
     6841 agatcctttg atcttttcta cggggtctga cgctcagtgg aacgaaaact cacgttaagg
     6901 gattttggtc atgagattat caaaaaggat cttcacctag atccttttaa attaaaaatg
     6961 aagttttaaa tcaatctaaa gtatatatga gtaaacttgg tctgacagtt accaatgctt
     7021 aatcagtgag gcacctatct cagcgatctg tctatttcgt tcatccatag ttgcctgact
     7081 ccccgtcgtg tagataacta cgatacggga gggcttacca tctggcccca gtgctgcaat
     7141 gataccgcga gacccacgct caccggctcc agatttatca gcaataaacc agccagccgg
     7201 aagggccgag cgcagaagtg gtcctgcaac tttatccgcc tccatccagt ctattaattg
     7261 ttgccgggaa gctagagtaa gtagttcgcc agttaatagt ttgcgcaacg ttgttgccat
     7321 tgctacaggc atcgtggtgt cacgctcgtc gtttggtatg gcttcattca gctccggttc
     7381 ccaacgatca aggcgagtta catgatcccc catgttgtgc aaaaaagcgg ttagctcctt
     7441 cggtcctccg atcgttgtca gaagtaagtt ggccgcagtg ttatcactca tggttatggc
     7501 agcactgcat aattctctta ctgtcatgcc atccgtaaga tgcttttctg tgactggtga
     7561 gtactcaacc aagtcattct gagaatagtg tatgcggcga ccgagttgct cttgcccggc
     7621 gtcaatacgg gataataccg cgccacatag cagaacttta aaagtgctca tcattggaaa
     7681 acgttcttcg gggcgaaaac tctcaaggat cttaccgctg ttgagatcca gttcgatgta
     7741 acccactcgt gcacccaact gatcttcagc atcttttact ttcaccagcg tttctgggtg
     7801 agcaaaaaca ggaaggcaaa atgccgcaaa aaagggaata agggcgacac ggaaatgttg
     7861 aatactcata ctcttccttt ttcaatatta ttgaagcatt tatcagggtt attgtctcat
     7921 gagcggatac atatttgaat gtatttagaa aaataaacaa ataggggttc cgcgcacatt
     7981 tccccgaaaa gtgccacctg acgtcgacgg atcgggagat ctcccgatcc cctatggtgc
     8041 actctcagta caatctgctc tgatgccgca tagttaagcc agtatctgct ccctgcttgt
     8101 gtgttggagg tcgctgagta gtgcgcgagc aaaatttaag ctacaacaag gcaaggcttg
     8161 accgacaatt gcatgaagaa tctgcttagg gttaggcgtt ttgcgctgct tcgcgatgta
     8221 cgggccagat atacgcgtt
//
