LOCUS       Exported                9444 bp ds-DNA     circular SYN 13-MAY-2021
DEFINITION  Expresses BE4-Gam in mammalian cells.
ACCESSION   .
VERSION     .
KEYWORDS    BE4-Gam
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 9444)
  AUTHORS   Komor AC, Zhao KT, Packer MS, Gaudelli NM, Waterbury AL, Koblan LW, 
            Kim YB, Badran AH, Liu DR
  TITLE     Improved base excision repair inhibition and bacteriophage Mu Gam 
            protein yields C:G-to-T:A base editors with higher efficiency and 
            product purity.
  JOURNAL   Sci Adv. 2017 Aug 30;3(8):eaao4774. doi: 10.1126/sciadv.aao4774. 
            eCollection 2017 Aug.
  PUBMED    28875174
REFERENCE   2  (bases 1 to 9444)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Sci Adv."; 
            date: "2017-08-30"; volume: "3(8):eaao4774. doi"; pages: " 
            10.1126/sciadv.aao4774. eCollection 2017 Aug"
FEATURES             Location/Qualifiers
     source          1..9444
                     /organism="synthetic DNA construct"
                     /mol_type="other DNA"
     promoter        132..335
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     286..306
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     primer_bind     377..396
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        377..395
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     regulatory      403..412
                     /regulatory_class="other"
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
     CDS             979..1662
                     /codon_start=1
                     /product="cytidine deaminase (C to U editing enzyme) from 
                     rat"
                     /label=APOBEC-1
                     /note="can use ssDNA as a substrate (Komor et al., 2016)"
                     /translation="SSETGPVAVDPTLRRRIEPHEFEVFFDPRELRKETCLLYEINWGG
                     RHSIWRHTSQNTNKHVEVNFIEKFTTERYFCPNTRCSITWFLSWSPCGECSRAITEFLS
                     RYPHVTLFIYIARLYHHADPRNRQGLRDLISSGVTIQIMTEQESGYCWRNFVNYSPSNE
                     AHWPRYPHLWVRLYVLELYCIILGLPPCLNILRRKQPQLTFFTIALQSCHYQRLPPHIL
                     WATGLK"
     CDS             1759..5859
                     /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"
     CDS             5890..6138
                     /codon_start=1
                     /product="uracil-DNA glycosylase inhibitor from a Bacillus 
                     subtilis bacteriophage (Mol et al., 1995)"
                     /label=UGI
                     /translation="TNLSDIIEKETGKQLVIQESILMLPEEVEEVIGNKPESDILVHTA
                     YDESTDENVMLLTSDAPEYKPWALVIQDSNGENKIKML"
     CDS             6169..6417
                     /codon_start=1
                     /product="uracil-DNA glycosylase inhibitor from a Bacillus 
                     subtilis bacteriophage (Mol et al., 1995)"
                     /label=UGI
                     /translation="TNLSDIIEKETGKQLVIQESILMLPEEVEEVIGNKPESDILVHTA
                     YDESTDENVMLLTSDAPEYKPWALVIQDSNGENKIKML"
     CDS             6430..6450
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     CDS             6459..6476
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     primer_bind     complement(6499..6516)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    6505..6729
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     primer_bind     complement(6800..6816)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(6800..6816)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(6813..6835)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    6824..6840
                     /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(6848..6878)
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    6893..6914
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(7031..7048)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(7202..7790)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(7282..7301)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(7961..8821)
                     /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     8584..8603
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(8822..8926)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     complement(9005..9024)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     enhancer        join(9196..9444,1..131)
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"