LOCUS       sequence-442883-        7540 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Expression of KRAB and truncated MECP2 with dSaCas9 and gRNA1 
            targeting human/mouse APOE.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7540)
  AUTHORS   Kantor B, Odonovan B, Rittiner J, Hodgson D, Lindner N, Guerrero S, 
            Dong W, Zhang A, Chiba-Falek O
  TITLE     All-in-one AAV-delivered epigenome-editing platform: 
            proof-of-concept and therapeutic implications for neurodegenerative 
            disorders.
  JOURNAL   bioRxiv [Preprint]. 2024 May 19:2023.04.14.536951. doi: 
            10.1101/2023.04.14.536951.
  PUBMED    38798630
REFERENCE   2  (bases 1 to 7540)
  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"; journalName: "bioRxiv 
            [Preprint]. 2024 May 19:2023.04.14.536951. doi: 
            10.1101/2023.04.14.536951."
COMMENT     Sequence Label: pBK1861-AAV-EFSNC-dSaCas9-KRAB-MECP2(APOE-gRNA1)
FEATURES             Location/Qualifiers
     source          1..7540
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     repeat_region   1..130
                     /label=AAV2 ITR (alternate)
                     /note="Functional equivalent of wild-type AAV2 ITR"
     promoter        186..397
                     /label=EF-1-alpha core promoter
                     /note="core promoter for human elongation factor 
                     EF-1-alpha"
     regulatory      405..414
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             414..479
                     /codon_start=1
                     /product="three tandem FLAG(R) epitope tags, followed by an
                     enterokinase cleavage site"
                     /label=3xFLAG
                     /translation="DYKDHDGDYKDHDIDYKDDDDK"
     CDS             489..509
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     CDS             513..533
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     CDS             3714..3761
                     /codon_start=1
                     /product="bipartite nuclear localization signal from 
                     nucleoplasmin"
                     /label=nucleoplasmin NLS
                     /translation="KRPAATKKAGQAKKKK"
     CDS             3807..3992
                     /codon_start=1
                     /product="Kruppel-associated box (KRAB) transcriptional 
                     repression domain from the human zinc finger protein ZNF10 
                     (Margolin et al., 1994)"
                     /label=KRAB
                     /translation="RTLVTFKDVFVDFTREEWKLLDTAQQIVYRNVMLENYKNLVSLGY
                     QLTKPDVILRLEKGEEP"
     CDS             4356..4376
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     polyA_signal    4386..4434
                     /note="synthetic polyadenylation signal"
     promoter        4446..4694
                     /label=U6 promoter
                     /note="RNA polymerase III promoter for human U6 snRNA 
                     (Domitrovich & Kunkel, 2003)"
     primer_bind     4446..4466
                     /label=hU6-F
                     /note="Human U6 promoter, forward primer"
     primer_bind     4617..4636
                     /label=LKO.1 5'
                     /note="Human U6 promoter, forward primer"
     misc_RNA        4714..4789
                     /label=Sa gRNA scaffold
                     /note="guide RNA scaffold for the Staphylococcus aureus 
                     CRISPR/Cas9 system"
     repeat_region   4803..4943
                     /label=AAV2 ITR
                     /note="inverted terminal repeat of adeno-associated virus 
                     serotype 2"
     repeat_region   4803..4932
                     /label=AAV2 ITR
     rep_origin      5018..5473
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(5105..5124)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     5315..5336
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(5490..5509)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     5609..5631
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     primer_bind     complement(5669..5687)
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        5755..5859
                     /gene="bla"
                     /label=AmpR promoter
     CDS             join(5860..5928,5929..6720)
                     /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(6078..6097)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     rep_origin      6891..7479
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     7380..7399
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
ORIGIN
        1 cctgcaggca gctgcgcgct cgctcgctca ctgaggccgc ccgggcgtcg ggcgaccttt
       61 ggtcgcccgg cctcagtgag cgagcgagcg cgcagagagg gagtggccaa ctccatcact
      121 aggggttcct gcggcctcta gctaggtctt gaaaggagtg ggaattggct ccggtgcccg
      181 tcagtgggca gagcgcacat cgcccacagt ccccgagaag ttggggggag gggtcggcaa
      241 ttgatccggt gcctagagaa ggtggcgcgg ggtaaactgg gaaagtgatg tcgtgtactg
      301 gctccgcctt tttcccgagg gtgggggaga accgtatata agtgcagtag tcgccgtgaa
      361 cgttcttttt cgcaacgggt ttgccgccag aacacaggac cggtgccacc atggactaca
      421 aagaccatga cggtgattat aaagatcatg acatagatta caaggatgac gatgacaagg
      481 gtggatcgcc aaagaaaaag aggaaagtcg ccccaaagaa gaagcggaag gtcggtatcc
      541 acggagtccc agcagccaag cggaactaca tcctgggcct ggccatcggc atcaccagcg
      601 tgggctacgg catcatcgac tacgagacac gggacgtgat cgatgccggc gtgcggctgt
      661 tcaaagaggc caacgtggaa aacaacgagg gcaggcggag caagagaggc gccagaaggc
      721 tgaagcggcg gaggcggcat agaatccaga gagtgaagaa gctgctgttc gactacaacc
      781 tgctgaccga ccacagcgag ctgagcggca tcaaccccta cgaggccaga gtgaagggcc
      841 tgagccagaa gctgagcgag gaagagttct ctgccgccct gctgcacctg gccaagagaa
      901 gaggcgtgca caacgtgaac gaggtggaag aggacaccgg caacgagctg tccaccaaag
      961 agcagatcag ccggaacagc aaggccctgg aagagaaata cgtggccgaa ctgcagctgg
     1021 aacggctgaa gaaagacggc gaagtgcggg gcagcatcaa cagattcaag accagcgact
     1081 acgtgaaaga agccaaacag ctgctgaagg tgcagaaggc ctaccaccag ctggaccaga
     1141 gcttcatcga cacctacatc gacctgctgg aaacccggcg gacctactat gagggacctg
     1201 gcgagggcag ccccttcggc tggaaggaca tcaaagaatg gtacgagatg ctgatgggcc
     1261 actgcaccta cttccccgag gaactgcgga gcgtgaagta cgcctacaac gccgacctgt
     1321 acaacgccct gaacgacctg aacaatctcg tgatcaccag ggacgagaac gagaagctgg
     1381 aatattacga gaagttccag atcatcgaga acgtgttcaa gcagaagaag aagcccaccc
     1441 tgaagcagat cgccaaagaa atcctcgtga acgaagagga tattaagggc tacagagtga
     1501 ccagcaccgg caagcccgag ttcaccaacc tgaaggtgta ccacgacatc aaggacatta
     1561 ccgcccggaa agagattatt gagaacgccg agctgctgga tcagattgcc aagatcctga
     1621 ccatctacca gagcagcgag gacatccagg aagaactgac caatctgaac tccgagctga
     1681 cccaggaaga gatcgagcag atctctaatc tgaagggcta taccggcacc cacaacctga
     1741 gcctgaaggc catcaacctg atcctggacg agctgtggca caccaacgac aaccagatcg
     1801 ctatcttcaa ccggctgaag ctggtgccca agaaggtgga cctgtcccag cagaaagaga
     1861 tccccaccac cctggtggac gacttcatcc tgagccccgt cgtgaagaga agcttcatcc
     1921 agagcatcaa agtgatcaac gccatcatca agaagtacgg cctgcccaac gacatcatta
     1981 tcgagctggc ccgcgagaag aactccaagg acgcccagaa aatgatcaac gagatgcaga
     2041 agcggaaccg gcagaccaac gagcggatcg aggaaatcat ccggaccacc ggcaaagaga
     2101 acgccaagta cctgatcgag aagatcaagc tgcacgacat gcaggaaggc aagtgcctgt
     2161 acagcctgga agccatccct ctggaagatc tgctgaacaa ccccttcaac tatgaggtgg
     2221 accacatcat ccccagaagc gtgtccttcg acaacagctt caacaacaag gtgctcgtga
     2281 agcaggaaga agccagcaag aagggcaacc ggaccccatt ccagtacctg agcagcagcg
     2341 acagcaagat cagctacgaa accttcaaga agcacatcct gaatctggcc aagggcaagg
     2401 gcagaatcag caagaccaag aaagagtatc tgctggaaga acgggacatc aacaggttct
     2461 ccgtgcagaa agacttcatc aaccggaacc tggtggatac cagatacgcc accagaggcc
     2521 tgatgaacct gctgcggagc tacttcagag tgaacaacct ggacgtgaaa gtgaagtcca
     2581 tcaatggcgg cttcaccagc tttctgcggc ggaagtggaa gtttaagaaa gagcggaaca
     2641 aggggtacaa gcaccacgcc gaggacgccc tgatcattgc caacgccgat ttcatcttca
     2701 aagagtggaa gaaactggac aaggccaaaa aagtgatgga aaaccagatg ttcgaggaaa
     2761 agcaggccga gagcatgccc gagatcgaaa ccgagcagga gtacaaagag atcttcatca
     2821 ccccccacca gatcaagcac attaaggact tcaaggacta caagtacagc caccgggtgg
     2881 acaagaagcc taatagagag ctgattaacg acaccctgta ctccacccgg aaggacgaca
     2941 agggcaacac cctgatcgtg aacaatctga acggcctgta cgacaaggac aatgacaagc
     3001 tgaaaaagct gatcaacaag agccccgaaa agctgctgat gtaccaccac gacccccaga
     3061 cctaccagaa actgaagctg attatggaac agtacggcga cgagaagaat cccctgtaca
     3121 agtactacga ggaaaccggg aactacctga ccaagtactc caaaaaggac aacggccccg
     3181 tgatcaagaa gattaagtat tacggcaaca aactgaacgc ccatctggac atcaccgacg
     3241 actaccccaa cagcagaaac aaggtcgtga agctgtccct gaagccctac agattcgacg
     3301 tgtacctgga caatggcgtg tacaagttcg tgaccgtgaa gaatctggat gtgatcaaaa
     3361 aagaaaacta ctacgaagtg aatagcaagt gctatgagga agctaagaag ctgaagaaga
     3421 tcagcaacca ggccgagttt atcgcctcct tctacaacaa cgatctgatc aagatcaacg
     3481 gcgagctgta tagagtgatc ggcgtgaaca acgacctgct gaaccggatc gaagtgaaca
     3541 tgatcgacat cacctaccgc gagtacctgg aaaacatgaa cgacaagagg ccccccagga
     3601 tcattaagac aatcgcctcc aagacccaga gcattaagaa gtacagcaca gacattctgg
     3661 gcaacctgta tgaagtgaaa tctaagaagc accctcagat catcaaaaag ggcaaaaggc
     3721 cggcggccac gaaaaaggcc ggccaggcaa aaaagaaaaa gggatccggt ggaggaagtg
     3781 gcgggtcagg gtcgggtggc actagtcgga cactggtgac cttcaaggat gtatttgtgg
     3841 acttcaccag ggaggagtgg aagctgctgg acactgctca gcagatcgtg tacagaaatg
     3901 tgatgctgga gaactataag aacctggttt ccttgggtta tcagcttact aagccagatg
     3961 tgatcctccg gttggagaag ggagaagagc cctcgggagg tggttcggga ggtggttcgg
     4021 agggtgtgca ggtgaaaagg gtcctggaga aaagtcctgg gaagctcctt gtcaagatgc
     4081 cttttcaaac ttcgccaggg ggcaaggctg aggggggtgg ggccaccaca tccacccagg
     4141 tcatggtgat caaacgcccc ggcaggaagc gaaaagctga ggccgaccct caggccattc
     4201 ccaagaaacg gggccgaaag ccggggagtg tggtggcagc cgctgccgcc gaggccaaaa
     4261 agaaagccgt gaaggagtct tctatccgat ctgtgcagga gacagtactc cccatcaaga
     4321 agcgcaagac ccgggaggct agcggaggtg gttcgccaaa gaagaaacgg aaggtgggat
     4381 cctgaaataa aagatctttg ttttcattag atctgtgtgt tggttttttg tgtgcggccg
     4441 gtaccgaggg cctatttccc atgattcctt catatttgca tatacgatac aaggctgtta
     4501 gagagataat tggaattaat ttgactgtaa acacaaagat attagtacaa aatacgtgac
     4561 gtagaaagta ataatttctt gggtagtttg cagttttaaa attatgtttt aaaatggact
     4621 atcatatgct taccgtaact tgaaagtatt tcgatttctt ggctttatat atcttgtgga
     4681 aaggacgaaa caccgaggag ggggcgggac agggttttag tactctggaa acagaatcta
     4741 ctaaaacaag gcaaaatgcc gtgtttatct cgtcaacttg ttggcgagat ttttgcggcc
     4801 gcaggaaccc ctagtgatgg agttggccac tccctctctg cgcgctcgct cgctcactga
     4861 ggccgggcga ccaaaggtcg cccgacgccc gggctttgcc cgggcggcct cagtgagcga
     4921 gcgagcgcgc agctgcctgc aggggcgcct gatgcggtat tttctcctta cgcatctgtg
     4981 cggtatttca caccgcatac gtcaaagcaa ccatagtacg cgccctgtag cggcgcatta
     5041 agcgcggcgg gtgtggtggt tacgcgcagc gtgaccgcta cacttgccag cgccttagcg
     5101 cccgctcctt tcgctttctt cccttccttt ctcgccacgt tcgccggctt tccccgtcaa
     5161 gctctaaatc gggggctccc tttagggttc cgatttagtg ctttacggca cctcgacccc
     5221 aaaaaacttg atttgggtga tggttcacgt agtgggccat cgccctgata gacggttttt
     5281 cgccctttga cgttggagtc cacgttcttt aatagtggac tcttgttcca aactggaaca
     5341 acactcaact ctatctcggg ctattctttt gatttataag ggattttgcc gatttcggtc
     5401 tattggttaa aaaatgagct gatttaacaa aaatttaacg cgaattttaa caaaatatta
     5461 acgtttacaa ttttatggtg cactctcagt acaatctgct ctgatgccgc atagttaagc
     5521 cagccccgac acccgccaac acccgctgac gcgccctgac gggcttgtct gctcccggca
     5581 tccgcttaca gacaagctgt gaccgtctcc gggagctgca tgtgtcagag gttttcaccg
     5641 tcatcaccga aacgcgcgag acgaaagggc ctcgtgatac gcctattttt ataggttaat
     5701 gtcatgataa taatggtttc ttagacgtca ggtggcactt ttcggggaaa tgtgcgcgga
     5761 acccctattt gtttattttt ctaaatacat tcaaatatgt atccgctcat gagacaataa
     5821 ccctgataaa tgcttcaata atattgaaaa aggaagagta tgagtattca acatttccgt
     5881 gtcgccctta ttcccttttt tgcggcattt tgccttcctg tttttgctca cccagaaacg
     5941 ctggtgaaag taaaagatgc tgaagatcag ttgggtgcac gagtgggtta catcgaactg
     6001 gatctcaaca gcggtaagat ccttgagagt tttcgccccg aagaacgttt tccaatgatg
     6061 agcactttta aagttctgct atgtggcgcg gtattatccc gtattgacgc cgggcaagag
     6121 caactcggtc gccgcataca ctattctcag aatgacttgg ttgagtactc accagtcaca
     6181 gaaaagcatc ttacggatgg catgacagta agagaattat gcagtgctgc cataaccatg
     6241 agtgataaca ctgcggccaa cttacttctg acaacgatcg gaggaccgaa ggagctaacc
     6301 gcttttttgc acaacatggg ggatcatgta actcgccttg atcgttggga accggagctg
     6361 aatgaagcca taccaaacga cgagcgtgac accacgatgc ctgtagcaat ggcaacaacg
     6421 ttgcgcaaac tattaactgg cgaactactt actctagctt cccggcaaca attaatagac
     6481 tggatggagg cggataaagt tgcaggacca cttctgcgct cggcccttcc ggctggctgg
     6541 tttattgctg ataaatctgg agccggtgag cgtggaagcc gcggtatcat tgcagcactg
     6601 gggccagatg gtaagccctc ccgtatcgta gttatctaca cgacggggag tcaggcaact
     6661 atggatgaac gaaatagaca gatcgctgag ataggtgcct cactgattaa gcattggtaa
     6721 ctgtcagacc aagtttactc atatatactt tagattgatt taaaacttca tttttaattt
     6781 aaaaggatct aggtgaagat cctttttgat aatctcatga ccaaaatccc ttaacgtgag
     6841 ttttcgttcc actgagcgtc agaccccgta gaaaagatca aaggatcttc ttgagatcct
     6901 ttttttctgc gcgtaatctg ctgcttgcaa acaaaaaaac caccgctacc agcggtggtt
     6961 tgtttgccgg atcaagagct accaactctt tttccgaagg taactggctt cagcagagcg
     7021 cagataccaa atactgttct tctagtgtag ccgtagttag gccaccactt caagaactct
     7081 gtagcaccgc ctacatacct cgctctgcta atcctgttac cagtggctgc tgccagtggc
     7141 gataagtcgt gtcttaccgg gttggactca agacgatagt taccggataa ggcgcagcgg
     7201 tcgggctgaa cggggggttc gtgcacacag cccagcttgg agcgaacgac ctacaccgaa
     7261 ctgagatacc tacagcgtga gctatgagaa agcgccacgc ttcccgaagg gagaaaggcg
     7321 gacaggtatc cggtaagcgg cagggtcgga acaggagagc gcacgaggga gcttccaggg
     7381 ggaaacgcct ggtatcttta tagtcctgtc gggtttcgcc acctctgact tgagcgtcga
     7441 tttttgtgat gctcgtcagg ggggcggagc ctatggaaaa acgccagcaa cgcggccttt
     7501 ttacggttcc tggccttttg ctggcctttt gctcacatgt
//
