pFC14K HaloTag CMV 载体 (V011149)

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:
pFC14K HaloTag CMV
载体抗性:
Kanamycin
载体长度:
5051 bp
载体类型:
Mammalian Expression 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:
CMV

pFC14K HaloTag CMV 载体图谱

pFC14K HaloTag CMV5051 bp6001200180024003000360042004800CMV enhancerCMV promoterchimeric intronT7 promoterbarnaseTEV siteHaloTag(R)SV40 poly(A) signalNeoR/KanRoricer 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。

pFC14K HaloTag CMV 载体序列

LOCUS       40924_19786        5051 bp DNA     circular SYN 01-JAN-1980
DEFINITION  Flexi(R) vector with a kanamycin resistance marker, for mammalian 
            expression of a protein with a cleavable C-terminal HaloTag(R).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 5051)
  AUTHORS   Promega
  TITLE     Direct Submission
REFERENCE   2  (bases 1 to 5051)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"
COMMENT     Subclone a coding sequence between the SgfI/AsiSI and 
            EcoICRI/Eco53kI sites to remove the lethal barnase gene.
FEATURES             Location/Qualifiers
     source          1..5051
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     enhancer        139..517
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        518..721
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early
                     promoter"
     intron          857..989
                     /label=chimeric intron
                     /note="chimera between introns from human beta-globin and 
                     immunoglobulin heavy chain genes"
     promoter        1033..1051
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     CDS             1087..1419
                     /codon_start=1
                     /label=barnase
                     /note="ribonuclease from Bacillus amyloliquefaciens"
                     /translation="MAQVINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNLAD
                     VAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTSGFRNSDRILYSSDWLIYKTTDHY
                     QTFTKIR"
     CDS             1462..1482
                     /codon_start=1
                     /label=TEV site
                     /note="tobacco etch virus (TEV) protease recognition and 
                     cleavage site"
                     /translation="EDLYFQS"
     CDS             1495..2382
                     /codon_start=1
                     /label=HaloTag(R)
                     /note="modified bacterial dehalogenase that forms covalent
                     bonds with chloroalkane derivatives"
                     /translation="SEIGTGFPFDPHYVEVLGERMHYVDVGPRDGTPVLFLHGNPTSSY
                     VWRNIIPHVAPTHRCIAPDLIGMGKSDKPDLGYFFDDHVRFMDAFIEALGLEEVVLVIH
                     DWGSALGFHWAKRNPERVKGIAFMEFIRPIPTWDEWPEFARETFQAFRTTDVGRKLIID
                     QNVFIEGTLPMGVVRPLTEVEMDHYREPFLNPVDREPLWRFPNELPIAGEPANIVALVE
                     EYMDWLHQSPVPKLLFWGTPGVLIPPAEAARLAKSLPNCKAVDIGPGLNLLQEDNPDLI
                     GSEIARWLSTLEISG"
     polyA_signal    complement(2525..2646)
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     CDS             3045..3836
                     /codon_start=1
                     /label=NeoR/KanR
                     /note="aminoglycoside phosphotransferase from Tn5"
                     /translation="MLEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
                     VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
                     SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
                     GLAPAELFARLKARMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
                     LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     rep_origin      complement(4011..4599)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     misc_feature    4715..4998
                     /label=cer region
                     /note="ColE1-derived recombination site that helps to
                     maintain plasmids as monomers"