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:
pECGMC3
载体抗性:
Ampicillin
载体长度:
9286 bp
载体类型:
Cloning vector
复制子:
ori
载体来源:
Cameron DE, Collins JJ.

pECGMC3 载体图谱

pECGMC39286 bp400800120016002000240028003200360040004400480052005600600064006800720076008000840088009200P32 promotermCherrypdt#3rrnB T1 terminatororilambda t0 terminatorAmpRAmpR promoterAMB1rRNA adenine N-6-methyltransferaserrnB T2 terminatormf-lonnisA promoter

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。

pECGMC3 载体序列

LOCUS       V007653                 9286 bp    DNA     circular SYN 17-DEC-2018
DEFINITION  Exported.
ACCESSION   V007653
VERSION     V007653
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
            .
REFERENCE   1  (bases 1 to 9286)
  AUTHORS   Cameron DE, Collins JJ.
  TITLE     Tunable protein degradation in bacteria
  JOURNAL   Unpublished
REFERENCE   2  (bases 1 to 9286)
  AUTHORS   Cameron DE, Collins JJ.
  TITLE     Direct Submission
  JOURNAL   Submitted (12-SEP-2014) Biomedical Engineering, Boston University,
            44 Cummington St., Boston, MA 02215, USA
REFERENCE   3  (bases 1 to 9286)
  TITLE     Direct Submission
REFERENCE   4  (bases 1 to 9286)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     ##Assembly-Data-START##
            Sequencing Technology :: Sanger dideoxy sequencing
            ##Assembly-Data-END##
            SGRef: number: 1; type: "Journal Article"; journalName:
            "Unpublished"
            SGRef: number: 2; type: "Journal Article"; journalName: "Submitted
            (12-SEP-2014) Biomedical Engineering, Boston University, 44
            Cummington St., Boston, MA 02215, USA"
            SGRef: number: 3; type: "Journal Article"
FEATURES             Location/Qualifiers
     source          1..9286
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     regulatory      1..276
                     /label="P32 promoter"
                     /note="P32 promoter"
                     /regulatory_class="promoter"
     regulatory      226..231
                     /label="-35 binding site"
                     /note="-35 binding site"
                     /regulatory_class="minus_35_signal"
     regulatory      249..254
                     /label="-10 binding site"
                     /note="-10 binding site"
                     /regulatory_class="minus_10_signal"
     CDS             304..1011
                     /label="mCherry"
                     /note="monomeric derivative of DsRed fluorescent protein
                     (Shaner et al., 2004)"
     misc_feature    1012..1095
                     /label="pdt#3"
                     /note="pdt#3"
     terminator      1119..1205
                     /label="rrnB T1 terminator"
                     /note="transcription terminator T1 from the E. coli rrnB
                     gene"
     rep_origin      complement(1370..1958)
                     /direction=LEFT
                     /label="ori"
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
                     replication"
     terminator      complement(2046..2140)
                     /label="lambda t0 terminator"
                     /note="transcription terminator from phage lambda"
     CDS             complement(2173..3030)
                     /label="AmpR"
                     /note="beta-lactamase"
     promoter        complement(3031..3135)
                     /label="AmpR promoter"
     rep_origin      complement(3167..5714)
                     /direction=LEFT
                     /label="AMB1"
                     /note="AMB1"
     CDS             complement(5735..6469)
                     /gene="ermBP"
                     /label="rRNA adenine N-6-methyltransferase"
                     /note="rRNA adenine N-6-methyltransferase from Enterococcus
                     faecalis. Accession#: P0A4D5"
     terminator      complement(6655..6682)
                     /label="rrnB T2 terminator"
                     /note="transcription terminator T2 from the E. coli rrnB
                     gene"
     CDS             complement(6723..9086)
                     /codon_start=1
                     /product="mf-lon"
                     /label="mf-lon"
                     /protein_id="AIU94531.1"
                     /translation="MSKKIKLPIFQIRGSFIVPGIKENLEVGRKNTLASVNYAIKNSNN
                     QMIAIPQIDASVEKPEFSDLHEFGILIDFEVIKEWKDNSLTISTNPIQRCKVISFFENE
                     DQVPYAEVELIESINDFSDEELKELIEKISDAIKTKASLVTKQIKQLISGESDDLSLAF
                     DSIMFKLAPSKILTNPEYITSPSLKTRWSIIEKIIFAEDGIITRNAESIDAARQKNEIE
                     QELNHKLKEKMDKQQKEYYLREKMRIIKDELEDEDDSDDSSLEKYKERLAKEPFPEEVK
                     RKIMASIKRVEALQSGTPEWNTEKNYIDWMMSIPWWEETEDLTDLKYAKKILDKHHYGM
                     KKVKERIIEYLAVKTKTKSLKAPIITLVGPPGVGKTSLAKSIAEAVGKNFVKVSLGGVK
                     DESEIRGHRKTYVGSMPGRIIQTMKRAKVKNPLFLLDEIDKMASDHRGDPASAMLEVLD
                     PEQNKEFSDHYIEEPYDLSQVMFIATANYPEDIPEALYDRMEIINLSSYTEIEKVKIAQ
                     DYLVPKAIEQHELTSEEISFTEGAINEIIKYYTREAGVRQLERHINSIIRKYIVKNLNG
                     EMDKIVIDEKQVNDLLGKRIFDHTEKQEESQIGVVTGLAYTQFGGDILPIEVSLYPGKG
                     NLILTGKLGEVMKESATIALTYVKSNFEKFGVDKKVFEENDIHVHVPEGAVPKDGPSAG
                     ITITTALISALSDKPVSKEIGMTGEITLRGNVLPIGGLREKSISASRSGLKTIIIPKKN
                     ERDLDEIPDEVKAKLKIIPAEKYEEVFAIVFKTK"
     regulatory      complement(9105..9280)
                     /label="nisA promoter"
                     /note="nisA promoter"
                     /regulatory_class="promoter"
     regulatory      complement(9132..9137)
                     /label="-10 region"
                     /note="-10 region"
                     /regulatory_class="minus_10_signal"
     regulatory      complement(9158..9163)
                     /label="-35 region"
                     /note="-35 region"
                     /regulatory_class="minus_35_signal"