LOCUS       Exported               12449 bp ds-DNA     circular SYN 13-MAY-2021
DEFINITION  Expression of a Streptomyces codon optimized Cas9n-tadA fusion 
            protein in pGM1190. A to G base editor for actinomycetes.
ACCESSION   .
VERSION     .
KEYWORDS    pCRISPR-aBEST
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 12449)
  AUTHORS   Tong Y, Whitford CM, Robertsen HL, Blin K, Jorgensen TS, Klitgaard 
            AK, Gren T, Jiang X, Weber T, Lee SY
  TITLE     Highly efficient DSB-free base editing for streptomycetes with 
            CRISPR-BEST.
  JOURNAL   Proc Natl Acad Sci U S A. 2019 Oct 8;116(41):20366-20375. doi: 
            10.1073/pnas.1913493116. Epub 2019 Sep 23.
  PUBMED    31548381
REFERENCE   2  (bases 1 to 12449)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; doi: 
            "10.1073/pnas.1913493116"; journalName: "Proc Natl Acad Sci U S A"; 
            date: "2019-10-8- 8"; volume: "116"; issue: "41"; pages: 
            "20366-20375"
FEATURES             Location/Qualifiers
     source          1..12449
                     /organism="synthetic DNA construct"
                     /mol_type="other DNA"
     oriT            466..575
                     /note="incP origin of transfer"
     CDS             891..1691
                     /codon_start=1
                     /gene="aac(3)IV"
                     /product="aminoglycoside 3-N-acetyltransferase type IV     
                               "
                     /label=ApmR
                     /note="confers resistance to apramycin (Paget and Davies, 
                     1996)"
                     /translation="MSSAVECNVVQYEWRKAELIGQLLNLGVTPGGVLLVHSSFRSVRP
                     LEDGPLGLIEALRAALGPGGTLVMPSWSGLDDEPFDPATSPVTPDLGVVSDSFWRLPNV
                     KRSAHPFAFAAAGPQAEQIISDPLPLPPHSPASPVARVHELDGQVLLLGVGHDANTTLH
                     LAELLAKVPYGVPRHCTILQDGKLVRVDYLENDHCCERFALADRWLKEKSLQKEGPVGH
                     AFARLIRSRDIVATALGQLGRDPLIFLHPPEAGCEECDAARQSIG"
     rep_origin      1993..2580
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     2481..2500
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     2734..2751
                     /label=L4440
                     /note="L4440 vector, forward primer"
     protein_bind    2868..2889
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     promoter        2904..2934
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    2942..2958
                     /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)."
     primer_bind     2947..2969
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     primer_bind     2966..2982
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     2966..2982
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     misc_RNA        3120..3195
                     /label=gRNA scaffold
                     /note="guide RNA scaffold for the Streptococcus pyogenes 
                     CRISPR/Cas9 system"
     terminator      3365..3399
                     /label=lambda t0 terminator
                     /note="minimal transcription terminator from phage lambda 
                     (Scholtissek and Grosse, 1987)"
     CDS             4758..8861
                     /codon_start=1
                     /product="nickase mutant of the Cas9 endonuclease from the 
                     Streptococcus pyogenes Type II CRISPR/Cas system"
                     /label=Cas9(D10A)
                     /note="generates RNA-guided single strand nicks in DNA due 
                     to the D10A mutation in the RuvC catalytic domain"
                     /translation="DKKYSIGLAIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKKN
                     LIGALLFDSGETAEATRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEESF
                     LVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRLIYLALAHMIKF
                     RGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINASGVDAKAILSARLSKSRRLE
                     NLIAQLPGEKKNGLFGNLIALSLGLTPNFKSNFDLAEDAKLQLSKDTYDDDLDNLLAQI
                     GDQYADLFLAAKNLSDAILLSDILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVRQ
                     QLPEKYKEIFFDQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLLR
                     KQRTFDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGPLARGN
                     SRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPNEKVLPKHSLLYEYF
                     TVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFKTNRKVTVKQLKEDYFKKIECFDS
                     VEISGVEDRFNASLGTYHDLLKIIKDKDFLDNEENEDILEDIVLTLTLFEDREMIEERL
                     KTYAHLFDDKVMKQLKRRRYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFMQ
                     LIHDDSLTFKEDIQKAQVSGQGDSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGRH
                     KPENIVIEMARENQTTQKGQKNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLYL
                     YYLQNGRDMYVDQELDINRLSDYDVDHIVPQSFLKDDSIDNKVLTRSDKNRGKSDNVPS
                     EEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKAGFIKRQLVETRQITKHV
                     AQILDSRMNTKYDENDKLIREVKVITLKSKLVSDFRKDFQFYKVREINNYHHAHDAYLN
                     AVVGTALIKKYPKLESEFVYGDYKVYDVRKMIAKSEQEIGKATAKYFFYSNIMNFFKTE
                     ITLANGEIRKRPLIETNGETGEIVWDKGRDFATVRKVLSMPQVNIVKKTEVQTGGFSKE
                     SILPKRNSDKLIARKKDWDPKKYGGFDSPTVAYSVLVVAKVEKGKSKKLKSVKELLGIT
                     IMERSSFEKNPIDFLEAKGYKEVKKDLIIKLPKYSLFELENGRKRMLASAGELQKGNEL
                     ALPSKYVNFLYLASHYEKLKGSPEDNEQKQLFVEQHKHYLDEIIEQISEFSKRVILADA
                     NLDKVLSAYNKHRDKPIREQAENIIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVLD
                     ATLIHQSITGLYETRIDLSQLGGD"
     terminator      9048..9096
                     /label=fd terminator
                     /note="central terminator from bacteriophage fd (Otsuka and
                     Kunisawa, 1982)"
     CDS             10811..12253
                     /codon_start=1
                     /gene="rep"
                     /product="replication initiator protein from the 
                     Streptomyces ghanaensis plasmid pSG5"
                     /label=pSG5 Rep
                     /translation="MWKPGEATWGNTCRCNNVHTCPWCMSRILAVRGSNVQLAADGLAD
                     AGYGLHLGTNTLRHFERMAFGTVRKGMRHGLVAVLHDGWKGAYGSSGRRWRTMRDDFGI
                     IGYERAFEDTFGWGSGWHLHWHTLWVTREVLGPDAQAAFRDALAGAWAAGVESAGGYTV
                     SETCDRPGCSCEGKGHGTDVRPLNGADAADGDAGKQARYLYKDGDKTKGGVAKIGLELA
                     GQNFKAGRGDDRMGPLDLGDAAAAELQRLRRPGPFVEKYREREFGVFQVRKHYRSQNLN
                     RLIKELGIQQDVRTEEEITDDTEGLVAIAVIPAYIWYRYIARVAGRRLDLIKVAETYGL
                     PGVRRLVESWGLVWGKDVLDPPAPEAPAAPGDLDADQMRFEVMSEEEAAFREARRKANE
                     ARTEELAASLDRVRQPKKEAIRPTISLRKRLKPKPVTVDVKTPPPGAASPVCRRCKGKL
                     APVLQPWGQHPGDCLRVDTAVA"