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:
- pL0A_2-R
- 载体抗性:
- Kanamycin
- 载体长度:
- 5627 bp
- 载体类型:
- Cloning vector
- 复制子:
- ori
- 宿主:
- Yeast
- 载体来源:
- Hochrein L, Machens F, Gremmels J, Schulz K, Messerschmidt K, Mueller-Roeber B.
- 启动子:
- URA3
pL0A_2-R 载体图谱
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。
pL0A_2-R 载体序列
LOCUS 40924_27219 5627 bp DNA circular SYN 18-DEC-2018
DEFINITION Cloning vector pL0A_2-R, complete sequence.
ACCESSION .
VERSION .
KEYWORDS .
SOURCE synthetic DNA construct
ORGANISM synthetic DNA construct
REFERENCE 1 (bases 1 to 5627)
AUTHORS Hochrein L, Machens F, Gremmels J, Schulz K, Messerschmidt K,
Mueller-Roeber B.
TITLE AssemblX: a user-friendly toolkit for rapid and reliable multi-gene
assemblies
JOURNAL Nucleic Acids Res. (2017) In press
PUBMED 28130422
REFERENCE 2 (bases 1 to 5627)
AUTHORS Hochrein L, Machens F, Gremmels J, Schulz K, Messerschmidt K,
Mueller-Roeber B.
TITLE Direct Submission
JOURNAL Submitted (11-NOV-2016) Department of Molecular Biology - Cell2Fab
research unit, University of Potsdam, Karl-Liebknecht-Str. 24-25,
Potsdam, Brandenburg 14476, Germany
REFERENCE 3 (bases 1 to 5627)
TITLE Direct Submission
REFERENCE 4 (bases 1 to 5627)
AUTHORS .
TITLE Direct Submission
COMMENT SGRef: number: 1; type: "Journal Article"; journalName: "Nucleic
Acids Res. (2017) In press"
COMMENT SGRef: number: 2; type: "Journal Article"; journalName: "Submitted
(11-NOV-2016) Department of Molecular Biology - Cell2Fab research
unit, University of Potsdam, Karl-Liebknecht-Str. 24-25, Potsdam,
Brandenburg 14476, Germany"
COMMENT SGRef: number: 3; type: "Journal Article"
FEATURES Location/Qualifiers
source 1..5627
/mol_type="other DNA"
/organism="synthetic DNA construct"
CDS complement(582..1382)
/codon_start=1
/label=URA3
/note="orotidine-5'-phosphate decarboxylase, required for
uracil biosynthesis"
/translation="MSKATYKERAATHPSPVAAKLFNIMHEKQTNLCASLDVRTTKELL
ELVEALGPKICLLKTHVDILTDFSMEGTVKPLKALSAKYNFLLFEDRKFADIGNTVKLQ
YSAGVYRIAEWADITNAHGVVGPGIVSGLKQAAEEVTKEPRGLLMLAELSCKGSLSTGE
YTKGTVDIAKSDKDFVIGFIAQRDMGGRDEGYDWLIMTPGVGLDDKGDALGQQYRTVDD
VVSTGSDIIIVGRGLFAKGRDAKVEGERYRKAGWEAYLRRCGQQN"
promoter complement(1383..1603)
/label=URA3 promoter
rep_origin complement(2202..3082)
/direction=LEFT
/label=2u ori
/note="yeast 2u plasmid origin of replication"
CDS complement(3431..4222)
/codon_start=1
/label=NeoR/KanR
/note="aminoglycoside phosphotransferase"
/translation="MIEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
GLAPAELFARLKASMPDGEDLVVTHDDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
promoter complement(4223..4327)
/label=AmpR promoter
misc_feature 4396..4435
/label=8 cutter set: AscI, SbfI, SwaI, FseI, PmeI
/note="8 cutter set: AscI, SbfI, SwaI, FseI, PmeI"
misc_feature 4436..4471
/label=homology region A2*
/note="homology region A2*"
CDS 4807..5109
/codon_start=1
/label=ccdB
/note="CcdB, a bacterial toxin that poisons DNA gyrase"
/translation="MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDK
VPRELYPVVHIGDESWRMMTTDMASVPVSVIGEEVADLSHRENDIKNAINLMFWGI"
promoter 5153..5373
/label=URA3 promoter
misc_feature 5374..5424
/label=homology region AR*
/note="homology region AR*"
misc_feature 5428..5467
/label=8 cutter set: SwaI, AscI, PmeI, SbfI, FseI
/note="8 cutter set: SwaI, AscI, PmeI, SbfI, FseI"
rep_origin 5493..5627
/label=ori
/note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
replication"