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:
- pAC153-dual-dCas9VP96-sgExpression
- 载体抗性:
- Ampicillin
- 载体长度:
- 8703 bp
- 载体类型:
- CRISPR Plasmids
- 复制子:
- ori
- 载体来源:
- Cheng AW, Wang H, Yang H, Shi L, Katz Y, Theunissen TW, Rangarajan
- 拷贝数:
- High copy number
- 启动子:
- CBh
pAC153-dual-dCas9VP96-sgExpression 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。
pAC153-dual-dCas9VP96-sgExpression 载体序列
LOCUS pAC153-dual-dCas 8703 bp DNA circular SYN 01-JAN-1980 DEFINITION CRISPR activation vector for co-expressing a single guide RNA (sgRNA) with catalytically inactive dCas9 fused to the VP96 transcriptional activation domain. ACCESSION . VERSION . KEYWORDS pAC153-dual-dCas9VP96-sgExpression SOURCE synthetic DNA construct ORGANISM synthetic DNA construct REFERENCE 1 (bases 1 to 8703) AUTHORS Cheng AW, Wang H, Yang H, Shi L, Katz Y, Theunissen TW, Rangarajan S, Shivalila CS, Dadon DB, Jaenisch R. TITLE Multiplexed activation of endogenous genes by CRISPR-on, an RNA-guided transcriptional activator system. JOURNAL Cell Res. 2013;23:1163-71. PUBMED 23979020 REFERENCE 2 (bases 1 to 8703) AUTHORS Jaenisch Lab / Addgene #48239 TITLE Direct Submission REFERENCE 3 (bases 1 to 8703) AUTHORS . TITLE Direct Submission COMMENT SGRef: number: 1; type: "Journal Article"; journalName: "Cell Res."; date: "2013"; volume: "23"; pages: "1163-71" COMMENT SGRef: number: 2; type: "Journal Article" FEATURES Location/Qualifiers source 1..8703 /mol_type="other DNA" /organism="synthetic DNA construct" promoter 1..241 /label=U6 promoter /note="RNA polymerase III promoter for human U6 snRNA" misc_RNA 268..343 /label=gRNA scaffold /note="guide RNA scaffold for the Streptococcus pyogenes CRISPR/Cas9 system" terminator 344..349 /note="polIII terminator" /note="RNA polymerase III transcription terminator" enhancer 440..725 /label=CMV enhancer /note="human cytomegalovirus immediate early enhancer; contains an 18-bp deletion relative to the standard CMV enhancer" promoter 727..1004 /label=chicken beta-actin promoter intron 1005..1233 /note="hybrid intron" /note="hybrid between chicken beta-actin (CBA) and minute virus of mice (MMV) introns (Gray et al., 2011)" CDS 1251..1253 /codon_start=1 /product="start codon" /label=start codon /note="ATG" /translation="M" CDS 1254..1280 /codon_start=1 /product="HA (human influenza hemagglutinin) epitope tag" /label=HA /note="HA" /translation="YPYDVPDYA" CDS 1284..1304 /codon_start=1 /product="nuclear localization signal of SV40 large T antigen" /note="SV40 NLS" /translation="PKKKRKV" CDS 1314..5414 /label=dCas9 /note="catalytically dead mutant of the Cas9 endonuclease from the Streptococcus pyogenes Type II CRISPR/Cas system" CDS 5418..5438 /codon_start=1 /product="nuclear localization signal of SV40 large T antigen" /note="SV40 NLS" /translation="PKKKRKV" CDS 5472..5699 /label=VP96 /note="6 tandem repeats of the minimal activation domain of herpes simplex virus VP16 (Cheng et al., 2013)" polyA_signal 5750..5957 /label=bGH poly(A) signal /note="bovine growth hormone polyadenylation signal" repeat_region 5966..6106 /label=AAV2 ITR /note="inverted terminal repeat of adeno-associated virus serotype 2" rep_origin 6181..6636 /label=f1 ori /note="f1 bacteriophage origin of replication; arrow indicates direction of (+) strand synthesis" promoter 6918..7022 /label=AmpR promoter CDS 7023..7880 /label=AmpR /note="beta-lactamase" rep_origin 8054..8642 /direction=RIGHT /label=ori /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of replication"