LOCUS       Exported                8461 bp ds-DNA     circular SYN 11-JUN-2021
DEFINITION  Improved dCas9 repressor-dCas9-KRAB-MeCP2.
ACCESSION   .
VERSION     .
KEYWORDS    dCas9-KRAB-MeCP2
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 8461)
  AUTHORS   Yeo NC, Chavez A, Lance-Byrne A, Chan Y, Menn D, Milanova D, Kuo CC,
            Guo X, Sharma S, Tung A, Cecchi RJ, Tuttle M, Pradhan S, Lim ET, 
            Davidsohn N, Ebrahimkhani MR, Collins JJ, Lewis NE, Kiani S, Church 
            GM
  TITLE     An enhanced CRISPR repressor for targeted mammalian gene regulation.
  JOURNAL   Nat Methods. 2018 Jul 16. pii: 10.1038/s41592-018-0048-5. doi: 
            10.1038/s41592-018-0048-5.
  PUBMED    30013045
REFERENCE   2  (bases 1 to 8461)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Nat 
            Methods. 2018 Jul 16. pii: 10.1038/s41592-018-0048-5. doi: 
            10.1038/s41592-018-0048-5."
FEATURES             Location/Qualifiers
     source          1..8461
                     /organism="synthetic DNA construct"
                     /mol_type="other DNA"
     enhancer        50..429
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        430..633
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     584..604
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     primer_bind     630..654
                     /label=LNCX
                     /note="Human CMV promoter, forward primer"
     regulatory      742..751
                     /regulatory_class="other"
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
     CDS             748..4851
                     /codon_start=1
                     /product="catalytically dead mutant of the Cas9 
                     endonuclease from the Streptococcus pyogenes Type II 
                     CRISPR/Cas system"
                     /label=Cas9m4
                     /note="RNA-guided DNA-binding protein that lacks 
                     endonuclease activity due to the mutations D10A, D839A, 
                     H840A, and N863A (Mali et al., 2013)"
                     /translation="MDKKYSIGLAIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKK
                     NLIGALLFDSGETAEATRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEES
                     FLVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRLIYLALAHMIK
                     FRGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINASGVDAKAILSARLSKSRRL
                     ENLIAQLPGEKKNGLFGNLIALSLGLTPNFKSNFDLAEDAKLQLSKDTYDDDLDNLLAQ
                     IGDQYADLFLAAKNLSDAILLSDILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVR
                     QQLPEKYKEIFFDQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLL
                     RKQRTFDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGPLARG
                     NSRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPNEKVLPKHSLLYEY
                     FTVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFKTNRKVTVKQLKEDYFKKIECFD
                     SVEISGVEDRFNASLGTYHDLLKIIKDKDFLDNEENEDILEDIVLTLTLFEDREMIEER
                     LKTYAHLFDDKVMKQLKRRRYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFM
                     QLIHDDSLTFKEDIQKAQVSGQGDSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGR
                     HKPENIVIEMARENQTTQKGQKNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLY
                     LYYLQNGRDMYVDQELDINRLSDYDVAAIVPQSFLKDDSIDNKVLTRSDKARGKSDNVP
                     SEEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKAGFIKRQLVETRQITKH
                     VAQILDSRMNTKYDENDKLIREVKVITLKSKLVSDFRKDFQFYKVREINNYHHAHDAYL
                     NAVVGTALIKKYPKLESEFVYGDYKVYDVRKMIAKSEQEIGKATAKYFFYSNIMNFFKT
                     EITLANGEIRKRPLIETNGETGEIVWDKGRDFATVRKVLSMPQVNIVKKTEVQTGGFSK
                     ESILPKRNSDKLIARKKDWDPKKYGGFDSPTVAYSVLVVAKVEKGKSKKLKSVKELLGI
                     TIMERSSFEKNPIDFLEAKGYKEVKKDLIIKLPKYSLFELENGRKRMLASAGELQKGNE
                     LALPSKYVNFLYLASHYEKLKGSPEDNEQKQLFVEQHKHYLDEIIEQISEFSKRVILAD
                     ANLDKVLSAYNKHRDKPIREQAENIIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVL
                     DATLIHQSITGLYETRIDLSQLGGD"
     CDS             4864..4884
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     CDS             4945..5139
                     /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
                     QLTKPDVILRLEKGEEPWLV"
     CDS             5173..5193
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     CDS             5203..6060
                     /codon_start=1
                     /product="transcriptional repression domain from rat 
                     methyl-CpG-binding protein 2 (Nan et al., 1997)"
                     /label=MeCP2
                     /translation="VQVKRVLEKSPGKLLVKMPFQASPGGKGEGGGATTSAQVMVIKRP
                     GRKRKAEADPQAIPKKRGRKPGSVVAAAAAEAKKKAVKESSIRSVQETVLPIKKRKTRE
                     TVSIEVKEVVKPLLVSTLGEKSGKGLKTCKSPGRKSKESSPKGRSSSASSPPKKEHHHH
                     HHHAESPKAPMPLLPPPPPPEPQSSEDPISPPEPQDLSSSICKEEKMPRAGSLESDGCP
                     KEPAKTQPMVAAAATTTTTTTTTVAEKYKHRGEGERKDIVSSSMPRPNREEPVDSRTPV
                     TERVS"
     primer_bind     complement(6115..6134)
                     /label=TK-pA-R
                     /note="Thymidine kinase polyA, reverse primer"
     polyA_signal    6159..6207
                     /label=HSV TK poly(A) signal
                     /note="herpes simplex virus thymidine kinase 
                     polyadenylation signal (Cole and Stacy, 1985)"
     rep_origin      complement(6521..7109)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(6601..6620)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(7280..8140)
                     /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     7903..7922
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(8141..8245)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     complement(8320..8339)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"