pTEX-Z 载体 (V002749)

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:
pTEX-Z
载体抗性:
Ampicillin
载体长度:
6625 bp
载体类型:
Cloning vector
复制子:
ori
载体来源:
Lin SL.

pTEX-Z 载体图谱

pTEX-Z6625 bp3006009001200150018002100240027003000330036003900420045004800510054005700600063006600polyoma origin of replicationCMV enhancerCMV promoterT7 promoter6xHisT7 tag (gene 10 leader)Xpress(TM) taglacZchimeric intronbGH poly(A) signaloriAmpR

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。

pTEX-Z 载体序列

LOCUS       40924_43074        6625 bp DNA     circular SYN 18-DEC-2018
DEFINITION  Cloning vector pTEX-Z, complete sequence.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6625)
  AUTHORS   Lin SL.
  TITLE     Salmonella-mediated gene transfer into macrophages
  JOURNAL   Unpublished
REFERENCE   2  (bases 1 to 6625)
  AUTHORS   Lin SL.
  TITLE     Direct Submission
  JOURNAL   Submitted (03-OCT-1999) Psychiatry, Robert Wood Johnson Medical 
            School, 675 Hoes Lane, Piscataway, NJ 08854, USA
REFERENCE   3  (bases 1 to 6625)
  TITLE     Direct Submission
REFERENCE   4  (bases 1 to 6625)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: 
            "Unpublished"
COMMENT     SGRef: number: 2; type: "Journal Article"; journalName: "Submitted 
            (03-OCT-1999) Psychiatry, Robert Wood Johnson Medical School, 675 
            Hoes Lane, Piscataway, NJ 08854, USA"
COMMENT     SGRef: number: 3; type: "Journal Article"
FEATURES             Location/Qualifiers
     source          1..6625
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     misc_feature    1..374
                     /label=polyoma origin of replication
                     /note="polyoma origin of replication"
     enhancer        402..781
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        782..985
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early
                     promoter"
     promoter        1030..1048
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     CDS             1109..1126
                     /codon_start=1
                     /label=6xHis
                     /note="6xHis affinity tag"
                     /translation="HHHHHH"
     CDS             1130..1162
                     /codon_start=1
                     /label=T7 tag (gene 10 leader)
                     /note="leader peptide from bacteriophage T7 gene 10"
                     /translation="MASMTGGQQMG"
     CDS             1166..1189
                     /codon_start=1
                     /label=Xpress(TM) tag
                     /note="Xpress(TM) epitope tag, including an enterokinase 
                     recognition and cleavage site"
                     /translation="DLYDDDDK"
     CDS             1220..4264
                     /codon_start=1
                     /label=lacZ
                     /note="beta-galactosidase"
                     /translation="VVLQRRDWENPGVTQLNRLAAHPPFASWRNSEEARTDRPSQQLRS
                     LNGEWRFAWFPAPEAVPESWLECDLPEADTVVVPSNWQMHGYDAPIYTNVTYPITVNPP
                     FVPTENPTGCYSLTFNVDESWLQEGQTRIIFDGVNSAFHLWCNGRWVGYGQDSRLPSEF
                     DLSAFLRAGENRLAVMVLRWSDGSYLEDQDMWRMSGIFRDVSLLHKPTTQISDFHVATR
                     FNDDFSRAVLEAEVQMCGELRDYLRVTVSLWQGETQVASGTAPFGGEIIDERGGYADRV
                     TLRLNVENPKLWSAEIPNLYRAVVELHTADGTLIEAEACDVGFREVRIENGLLLLNGKP
                     LLIRGVNRHEHHPLHGQVMDEQTMVQDILLMKQNNFNAVRCSHYPNHPLWYTLCDRYGL
                     YVVDEANIETHGMVPMNRLTDDPRWLPAMSERVTRMVQRDRNHPSVIIWSLGNESGHGA
                     NHDALYRWIKSVDPSRPVQYEGGGADTTATDIICPMYARVDEDQPFPAVPKWSIKKWLS
                     LPGETRPLILCEYAHAMGNSLGGFAKYWQAFRQYPRLQGGFVWDWVDQSLIKYDENGNP
                     WSAYGGDFGDTPNDRQFCMNGLVFADRTPHPALTEAKHQQQFFQFRLSGQTIEVTSEYL
                     FRHSDNELLHWMVALDGKPLASGEVPLDVAPQGKQLIELPELPQPESAGQLWLTVRVVQ
                     PNATAWSEAGHISAWQQWRLAENLSVTLPAASHAIPHLTTSEMDFCIELGNKRWQFNRQ
                     SGFLSQMWIGDKKQLLTPLRDQFTRAPLDNDIGVSEATRIDPNAWVERWKAAGHYQAEA
                     ALLQCTADTLADAVLITTAHAWQHQGKTLFISRKTYRIDGSGQMAITVDVEVASDTPHP
                     ARIGLNCQLAQVAERVNWLGLGPQENYPDRLTAACFDRWDLPLSDMYTPYVFPSENGLR
                     CGTRELNYGPHQWRGDFQFNISRYSQQQLMETSHRHLLHAEEGTWLNIDGFHMGIGGDD
                     SWSPSVSAEFQLSAGRYHYQLVWCQK"
     intron          4392..4621
                     /label=chimeric intron
                     /note="chimera between introns from adenovirus and 
                     immunoglobulin heavy chain genes"
     polyA_signal    4680..4903
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      complement(4989..5577)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     CDS             complement(5751..6608)
                     /codon_start=1
                     /label=AmpR
                     /note="beta-lactamase"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"