aTc-inducible expression of wild-type Cas9 (S .pyogenes) for bacterial gene knockdown
| 载体基本信息 | |||
| 载体名称 | pwtCas9-bacteria | 载体抗性 | Ampicillin |
|---|---|---|---|
| 载体长度 | 6932 bp | 载体类型 | CRISPR Plasmids |
| 载体来源 | Stanley Qi | 拷贝数 | High copy number |
| 启动子 | tetR/tetA promoters | 表达方法 | aTc-inducible |
pwtCas9-bacteria 载体载体图谱
pwtCas9-bacteria 载体载体序列
LOCUS Exported 6932 bp ds-DNA circular SYN 18-SEP-2021
DEFINITION synthetic circular DNA
ACCESSION .
VERSION .
KEYWORDS pwtCas9-bacteria
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 6932)
TITLE Direct Submission
FEATURES Location/Qualifiers
source 1..6932
/organism="synthetic DNA construct"
/mol_type="other DNA"
CDS complement(7..630)
/codon_start=1
/gene="tetR from transposon Tn10"
/product="tetracycline repressor TetR"
/note="TetR"
/note="TetR binds to the tetracycline operator tetO to
inhibit transcription. This inhibition can be relieved by
adding tetracycline or doxycycline."
/translation="MSRLDKSKVINSALELLNEVGIEGLTTRKLAQKLGVEQPTLYWHV
KNKRALLDALAIEMLDRHHTHFCPLEGESWQDFLRNNAKSFRCALLSHRDGAKVHLGTR
PTEKQYETLENQLAFLCQQGFSLENALYALSAVGHFTLGCVLEDQEHQVAKEERETPTT
DSMPPLLRQAIELFDHQGAEPAFLFGLELIICGLEKQLKCESGS"
promoter 649..704
/gene="tetR"
/note="tetR/tetA promoters"
/note="overlapping promoters for bacterial tetR and tetA"
protein_bind 685..703
/gene="tetO"
/bound_moiety="tetracycline repressor TetR"
/note="tet operator"
/note="bacterial operator O2 for the tetR and tetA genes"
RBS 722..733
/note="strong bacterial ribosome binding site (Elowitz and
Leibler, 2000)"
CDS 740..4846
/codon_start=1
/product="Cas9 (Csn1) endonuclease from the Streptococcus
pyogenes Type II CRISPR/Cas system"
/note="Cas9"
/note="generates RNA-guided double strand breaks in DNA"
/translation="MDKKYSIGLDIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKK
NLIGALLFDSGETAEATRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEES
FLVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRLIYLALAHMIK
FRGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINASGVDAKAILSARLSKSRRL
ENLIAQLPGEKKNGLFGNLIALSLGLTPNFKSNFDLAEDAKLQLSKDTYDDDLDNLLAQ
IGDQYADLFLAAKNLSDAILLSDILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVR
QQLPEKYKEIFFDQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLL
RKQRTFDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGPLARG
NSRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPNEKVLPKHSLLYEY
FTVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFKTNRKVTVKQLKEDYFKKIECFD
SVEISGVEDRFNASLGTYHDLLKIIKDKDFLDNEENEDILEDIVLTLTLFEDREMIEER
LKTYAHLFDDKVMKQLKRRRYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFM
QLIHDDSLTFKEDIQKAQVSGQGDSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGR
HKPENIVIEMARENQTTQKGQKNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLY
LYYLQNGRDMYVDQELDINRLSDYDVDHIVPQSFLKDDSIDNKVLTRSDKNRGKSDNVP
SEEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKAGFIKRQLVETRQITKH
VAQILDSRMNTKYDENDKLIREVKVITLKSKLVSDFRKDFQFYKVREINNYHHAHDAYL
NAVVGTALIKKYPKLESEFVYGDYKVYDVRKMIAKSEQEIGKATAKYFFYSNIMNFFKT
EITLANGEIRKRPLIETNGETGEIVWDKGRDFATVRKVLSMPQVNIVKKTEVQTGGFSK
ESILPKRNSDKLIARKKDWDPKKYGGFDSPTVAYSVLVVAKVEKGKSKKLKSVKELLGI
TIMERSSFEKNPIDFLEAKGYKEVKKDLIIKLPKYSLFELENGRKRMLASAGELQKGNE
LALPSKYVNFLYLASHYEKLKGSPEDNEQKQLFVEQHKHYLDEIIEQISEFSKRVILAD
ANLDKVLSAYNKHRDKPIREQAENIIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVL
DATLIHQSITGLYETRIDLSQLGGD"
terminator 4870..4941
/note="rrnB T1 terminator"
/note="transcription terminator T1 from the E. coli rrnB
gene"
terminator 4957..4984
/note="T7Te terminator"
/note="phage T7 early transcription terminator"
rep_origin complement(5151..5739)
/direction=LEFT
/note="ori"
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"
terminator 5827..5921
/note="lambda t0 terminator"
/note="transcription terminator from phage lambda"
CDS complement(5951..6811)
/codon_start=1
/gene="bla"
/product="beta-lactamase"
/note="AmpR"
/note="confers resistance to ampicillin, carbenicillin, and
related antibiotics"
/translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
LIKHW"
promoter complement(6812..6916)
/gene="bla"
/note="AmpR promoter"
