质粒编号
质粒名称
规格
价格
V017009
pCW-Cas9-Blast
5 μg

我们所展示的质粒图谱主要是从文献和开放数据库中收集而来,主要是为了方便研究工作,其中一小部分质粒进行了质量控制,可供科学家使用。

所有的产品都严格仅供科学研究使用,不能应用于临床试验,包括人体摄入、注射或外用的药理学用途。

确保质粒的关键元件正确,但是我们并不能保证实验结果。页面展示的图谱序列为理论序列,可能与测序结果不一致,请自行比对后确定是否满足要求。(如果测过序,本页面一般会提供下载)

开放数据库中的大多数载体序列都没有被完全测序。如果实际序列与参考序列的相似度超过99%,则将其视为正确。

由于科学研究是在探索未知,具有很大的不确定性,在任何情况下,我们都不承担超出质粒本身的额外经济损失或责任。

载体名称:
pCW-Cas9-Blast
载体抗性:
Ampicillin
载体长度:
11686 bp
载体类型:
Gene knockout, Tetracycline inducible
复制子:
ori
宿主:
Mammalian cells, Lentivirus
筛选标记:
Blast
启动子:
hPGK
感受态:
Stbl3
培养温度:
37℃

pCW-Cas9-Blast 载体图谱

pCW-Cas9-Blast11686 bp50010001500200025003000350040004500500055006000650070007500800085009000950010000105001100011500cPPT/CTStight TRE promoterCas9hPGK promoterBSDT2ArtTA-AdvancedFactor Xa site3' LTR (Delta-U3)SV40 poly(A) signalSV40 oriAmpR promoterAmpRoriCAP binding sitelac promoterT3 promoter5' LTR (truncated)HIV-1 PsiRREgp41 peptide

质粒操作方法

1. 发货形式:质粒干粉(常温运输,存于-20度,请务必先转化提质粒后使用)

2. 收到质粒干粉后请先5000rpm离心1min,再加入20μl ddH2O溶解质粒;(质粒复测的浓度有时候与标称值差距较大,这可能是因为冻干质粒在管中的位置、复溶效率、测量偏差以及管壁的吸附导致,因此建议先转化提质粒后再使用)

3. 取1支100μl 感受态于冰上解冻10min,加入2μl质粒,再冰浴30min后,42℃热激60s,不要搅动,再冰浴2min;

4. 加入900μl无抗的LB液体培养基,180rpm震荡37℃培养45min (30℃培养1-1.5小时);

5. 6000rpm离心5min,仅留100μl上清液重悬细菌沉淀,并涂布至目标质粒抗性的LB平板上;

6. 将平板倒置37℃培养14h,如果要求是30℃则培养20h; (菌落过多则将质粒稀释后再转化;没有菌落则加入10μl质粒转化;建议不要直接转表达感受态, 要先转克隆感受态,重提质粒后再导入表达感受态);

7. 挑取单菌落至LB液体培养基中,加入对应抗生素,220rpm震荡培养14h,根据实验需要和质粒提取试剂盒说明书提取质粒。

pCW-Cas9-Blast 载体序列

LOCUS       62056_8130       11686 bp DNA     circular SYN 01-JAN-1980
DEFINITION  synthetic circular DNA.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 11686)
  AUTHORS   .
  TITLE     Direct Submission
FEATURES             Location/Qualifiers
     source          1..11686
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     misc_feature    41..158
                     /label=cPPT/CTS
                     /note="central polypurine tract and central termination
                     sequence of HIV-1"
     promoter        212..526
                     /label=tight TRE promoter
                     /note="Tet-responsive promoter PTight, consisting of seven
                     tet operator sequences followed by the minimal CMV 
                     promoter"
     CDS             669..4769
                     /codon_start=1
                     /label=Cas9
                     /note="Cas9 (Csn1) endonuclease from the Streptococcus
                     pyogenes Type II CRISPR/Cas system"
                     /translation="DKKYSIGLDIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKKN
                     LIGALLFDSGETAEATRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEESF
                     LVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRLIYLALAHMIKF
                     RGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINASGVDAKAILSARLSKSRRLE
                     NLIAQLPGEKKNGLFGNLIALSLGLTPNFKSNFDLAEDAKLQLSKDTYDDDLDNLLAQI
                     GDQYADLFLAAKNLSDAILLSDILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVRQ
                     QLPEKYKEIFFDQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLLR
                     KQRTFDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGPLARGN
                     SRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPNEKVLPKHSLLYEYF
                     TVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFKTNRKVTVKQLKEDYFKKIECFDS
                     VEISGVEDRFNASLGTYHDLLKIIKDKDFLDNEENEDILEDIVLTLTLFEDREMIEERL
                     KTYAHLFDDKVMKQLKRRRYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFMQ
                     LIHDDSLTFKEDIQKAQVSGQGDSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGRH
                     KPENIVIEMARENQTTQKGQKNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLYL
                     YYLQNGRDMYVDQELDINRLSDYDVDHIVPQSFLKDDSIDNKVLTRSDKNRGKSDNVPS
                     EEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKAGFIKRQLVETRQITKHV
                     AQILDSRMNTKYDENDKLIREVKVITLKSKLVSDFRKDFQFYKVREINNYHHAHDAYLN
                     AVVGTALIKKYPKLESEFVYGDYKVYDVRKMIAKSEQEIGKATAKYFFYSNIMNFFKTE
                     ITLANGEIRKRPLIETNGETGEIVWDKGRDFATVRKVLSMPQVNIVKKTEVQTGGFSKE
                     SILPKRNSDKLIARKKDWDPKKYGGFDSPTVAYSVLVVAKVEKGKSKKLKSVKELLGIT
                     IMERSSFEKNPIDFLEAKGYKEVKKDLIIKLPKYSLFELENGRKRMLASAGELQKGNEL
                     ALPSKYVNFLYLASHYEKLKGSPEDNEQKQLFVEQHKHYLDEIIEQISEFSKRVILADA
                     NLDKVLSAYNKHRDKPIREQAENIIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVLD
                     ATLIHQSITGLYETRIDLSQLGGD"
     promoter        4827..5337
                     /label=hPGK promoter
                     /note="human phosphoglycerate kinase 1 promoter"
     CDS             5349..5744
                     /codon_start=1
                     /label=BSD
                     /note="blasticidin S deaminase"
                     /translation="MAKPLSQEESTLIERATATINSIPISEDYSVASAALSSDGRIFTG
                     VNVYHFTGGPCAELVVLGTAAAAAAGNLTCIVAIGNENRGILSPCGRCRQVLLDLHPGI
                     KAIVKDSDGQPTAVGIRELLPSGYVWEG"
     CDS             5745..5798
                     /codon_start=1
                     /label=T2A
                     /note="2A peptide from Thosea asigna virus capsid protein"
                     /translation="EGRGSLLTCGDVEENPGP"
     CDS             5799..6542
                     /codon_start=1
                     /label=rtTA-Advanced
                     /note="improved tetracycline-controlled transactivator"
                     /translation="MSRLDKSKVINGALELLNGVGIEGLTTRKLAQKLGVEQPTLYWHV
                     KNKRALLDALPIEMLDRHHTHFCPLEGESWQDFLRNNAKSYRCALLSHRDGAKVHLGTR
                     PTEKQYETLENQLAFLCQQGFSLENALYALSAVGHFTLGCVLEEQEHQVAKEERETPTT
                     DSMPPLLRQAIELFDRQGAEPAFLFGLELIICGLEKQLKCESGGPTDALDDFDLDMLPA
                     DALDDFDLDMLPADALDDFDLDMLPG"
     CDS             complement(7003..7014)
                     /codon_start=1
                     /label=Factor Xa site
                     /note="Factor Xa recognition and cleavage site"
                     /translation="IEGR"
     LTR             7219..7452
                     /label=3' LTR (Delta-U3)
                     /note="self-inactivating 3' long terminal repeat (LTR) from
                     HIV-1"
     polyA_signal    7524..7658
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     rep_origin      7685..7820
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     promoter        7821..7891
                     /label=AmpR promoter
     CDS             7892..8749
                     /codon_start=1
                     /label=AmpR
                     /note="beta-lactamase"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     rep_origin      8923..9511
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     protein_bind    9799..9820
                     /label=CAP binding site
                     /note="CAP binding activates transcription in the presence
                     of cAMP."
     promoter        9835..9865
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     promoter        9934..9952
                     /label=T3 promoter
                     /note="promoter for bacteriophage T3 RNA polymerase"
     LTR             10207..10387
                     /label=5' LTR (truncated)
                     /note="truncated 5' long terminal repeat (LTR) from HIV-1"
     misc_feature    10434..10559
                     /label=HIV-1 Psi
                     /note="packaging signal of human immunodeficiency virus
                     type 1"
     misc_feature    11052..11285
                     /label=RRE
                     /note="The Rev response element (RRE) of HIV-1 allows for 
                     Rev-dependent mRNA export from the nucleus to the 
                     cytoplasm."
     CDS             11470..11514
                     /codon_start=1
                     /label=gp41 peptide
                     /note="antigenic peptide corresponding to amino acids 655
                     to 669 of the HIV envelope protein gp41 (Lutje Hulsik et 
                     al., 2013)"
                     /translation="KNEQELLELDKWASL"