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:
pDG1
载体抗性:
Ampicillin
载体长度:
8285 bp
载体类型:
Yeast two-hybrid vector
复制子:
ori
载体来源:
Guo D, Hazbun TR, Xu XJ, Ng SL, Fields S, Kuo MH.
启动子:
TRP1

pDG1 载体图谱

pDG18285 bp400800120016002000240028003200360040004400480052005600600064006800720076008000GAL4 DNA binding domainhistone H3Factor Xa siteGcn5 catalytic domain3xHAADH1 terminatorCEN/ARSTRP1 promoterAmpR promoterAmpRori

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。

pDG1 载体序列

LOCUS       40924_14520        8285 bp DNA     circular SYN 18-DEC-2018
DEFINITION  Yeast two-hybrid vector pDG1, complete sequence.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 8285)
  AUTHORS   Guo D, Hazbun TR, Xu XJ, Ng SL, Fields S, Kuo MH.
  TITLE     A tethered catalysis, two-hybrid system to identify protein-protein 
            interactions requiring post-translational modifications
  JOURNAL   Nat. Biotechnol. 22 (7), 888-892 (2004)
  PUBMED    15208639
REFERENCE   2  (bases 1 to 8285)
  AUTHORS   Kuo M-H., Guo D.
  TITLE     Direct Submission
  JOURNAL   Submitted (08-JUN-2004) Biochem. Mol. Biol., Michigan State 
            University, 309 BCH Building, East Lansing, MI 48824, USA
REFERENCE   3  (bases 1 to 8285)
  TITLE     Direct Submission
REFERENCE   4  (bases 1 to 8285)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Nat. 
            Biotechnol."; date: "2004"; volume: "22"; issue: "7"; pages: 
            "888-892"
COMMENT     SGRef: number: 2; type: "Journal Article"; journalName: "Submitted 
            (08-JUN-2004) Biochem. Mol. Biol., Michigan State University, 309 
            BCH Building, East Lansing, MI 48824, USA"
COMMENT     SGRef: number: 3; type: "Journal Article"
FEATURES             Location/Qualifiers
     source          1..8285
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     CDS             434..874
                     /codon_start=1
                     /label=GAL4 DNA binding domain
                     /note="DNA binding domain of the GAL4 transcriptional
                     activator"
                     /translation="MKLLSSIEQACDICRLKKLKCSKEKPKCAKCLKNNWECRYSPKTK
                     RSPLTRAHLTEVESRLERLEQLFLLIFPREDLDMILKMDSLQDIKALLTGLFVQDNVNK
                     DAVTDRLASVETDMPLTLRQHRISATSSSEESSNKGQRQLTVS"
     misc_feature    953..1129
                     /label=histone H3
                     /note="histone H3"
     CDS             1193..1204
                     /codon_start=1
                     /label=Factor Xa site
                     /note="Factor Xa recognition and cleavage site"
                     /translation="IEGR"
     misc_feature    1208..1912
                     /label=Gcn5 catalytic domain
                     /note="Gcn5 catalytic domain"
     CDS             1946..2035
                     /codon_start=1
                     /label=3xHA
                     /note="three tandem HA epitope tags"
                     /translation="YPYDVPDYAGYPYDVPDYAGSYPYDVPDYA"
     terminator      2474..2661
                     /label=ADH1 terminator
                     /note="transcription terminator for the S. cerevisiae
                     alcohol dehydrogenase 1 (ADH1) gene"
     misc_feature    complement(3493..4655)
                     /label=CEN/ARS
                     /note="S. cerevisiae CEN4 centromere fused to the
                     autonomously replicating sequence ARS1/ARS416"
     promoter        complement(5169..5270)
                     /label=TRP1 promoter
     promoter        5376..5480
                     /label=AmpR promoter
     CDS             5481..6338
                     /codon_start=1
                     /label=AmpR
                     /note="beta-lactamase"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     rep_origin      6512..7100
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"