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。

The pmirGLO Vector was designed to quantitatively assess miRNA activity, which is achieved by inserting the target sequence of the miRNA downstream or at the 3' end of the firefly luciferase gene (luc2). Reduced expression of firefly luciferase, the primary reporter gene, implies that endogenous or exogenously introduced miRNAs bind to the target sequence of the cloned miRNA. This vector is based on Promega's dual reporter gene technology, with the firefly luciferase gene (luc2) as the primary reporter gene to monitor mRNA regulation and the sea kidney luciferase gene (hRluc-neo) as the control reporter gene for normalization and positive screening.

载体名称:
pmirGLO
载体抗性:
Ampicillin
载体长度:
7350 bp
载体类型:
Luciferase Vectors
复制子:
ori
载体来源:
Promega
筛选标记:
Neomycin/G418(Geneticin)
拷贝数:
High copy number
启动子:
mPGK

pmirGLO 载体图谱

pmirGLO7350 bp300600900120015001800210024002700300033003600390042004500480051005400570060006300660069007200SV40 poly(A) signalSV40 promoterhRlucNeoR/KanRpoly(A) signalAmpR promoterAmpRoricer regionPGK promoterluciferasemultiple cloning region

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。

pmirGLO 载体序列

LOCUS       40924_30910        7350 bp DNA     circular SYN 18-DEC-2018
DEFINITION  Cloning vector pmirGLO, complete sequence.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7350)
  AUTHORS   Garvin D.
  TITLE     Direct Submission
  JOURNAL   Submitted (10-OCT-2008) Scientific Communication, Promega 
            Corporation, 2800 Woods Hollow Rd., Madison, WI 53711, USA
REFERENCE   2  (bases 1 to 7350)
  TITLE     Direct Submission
REFERENCE   3  (bases 1 to 7350)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "Submitted 
            (10-OCT-2008) Scientific Communication, Promega Corporation, 2800 
            Woods Hollow Rd., Madison, WI 53711, USA"
COMMENT     SGRef: number: 2; type: "Journal Article"
FEATURES             Location/Qualifiers
     source          1..7350
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     polyA_signal    complement(115..236)
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     promoter        481..838
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     CDS             889..1821
                     /codon_start=1
                     /label=hRluc
                     /note="Renilla luciferase"
                     /translation="MASKVYDPEQRKRMITGPQWWARCKQMNVLDSFINYYDSEKHAEN
                     AVIFLHGNAASSYLWRHVVPHIEPVARCIIPDLIGMGKSGKSGNGSYRLLDHYKYLTAW
                     FELLNLPKKIIFVGHDWGACLAFHYSYEHQDKIKAIVHAESVVDVIESWDEWPDIEEDI
                     ALIKSEEGEKMVLENNFFVETMLPSKIMRKLEPEEFAAYLEPFKEKGEVRRPTLSWPRE
                     IPLVKGGKPDVVQIVRNYNAYLRASDDLPKMFIESDPGFFSNAIVEGAKKFPNTEFVKV
                     KGLHFSQEDAPDEMGKYIKSFVERVLKNEQ"
     CDS             1873..2661
                     /codon_start=1
                     /label=NeoR/KanR
                     /note="aminoglycoside phosphotransferase"
                     /translation="IEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRPV
                     LFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLSS
                     HLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQG
                     LAPAELFARLKARMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIAL
                     ATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     polyA_signal    2728..2776
                     /label=poly(A) signal
                     /note="synthetic polyadenylation signal"
     promoter        2932..3036
                     /label=AmpR promoter
     CDS             3037..3894
                     /codon_start=1
                     /label=AmpR
                     /note="beta-lactamase"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     rep_origin      complement(4055..4643)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     misc_feature    4759..5042
                     /label=cer region
                     /note="ColE1-derived recombination site that helps to
                     maintain plasmids as monomers"
     promoter        5099..5598
                     /label=PGK promoter
                     /note="mouse phosphoglycerate kinase 1 promoter"
     CDS             5645..7294
                     /codon_start=1
                     /label=luciferase
                     /note="firefly luciferase"
                     /translation="MEDAKNIKKGPAPFYPLEDGTAGEQLHKAMKRYALVPGTIAFTDA
                     HIEVDITYAEYFEMSVRLAEAMKRYGLNTNHRIVVCSENSLQFFMPVLGALFIGVAVAP
                     ANDIYNERELLNSMGISQPTVVFVSKKGLQKILNVQKKLPIIQKIIIMDSKTDYQGFQS
                     MYTFVTSHLPPGFNEYDFVPESFDRDKTIALIMNSSGSTGLPKGVALPHRTACVRFSHA
                     RDPIFGNQIIPDTAILSVVPFHHGFGMFTTLGYLICGFRVVLMYRFEEELFLRSLQDYK
                     IQSALLVPTLFSFFAKSTLIDKYDLSNLHEIASGGAPLSKEVGEAVAKRFHLPGIRQGY
                     GLTETTSAILITPEGDDKPGAVGKVVPFFEAKVVDLDTGKTLGVNQRGELCVRGPMIMS
                     GYVNNPEATNALIDKDGWLHSGDIAYWDEDEHFFIVDRLKSLIKYKGYQVAPAELESIL
                     LQHPNIFDAGVAGLPDDDAGELPAAVVVLEHGKTMTEKEIVDYVASQVTTAKKLRGGVV
                     FVDEVPKGLTGKLDARKIREILIKAKKGGKIAV"
     misc_feature    7306..7350
                     /label=multiple cloning region
                     /note="multiple cloning region"