sgRNA vectors

Features of all vectors used for in vivo sgRNA expression in TRIP-CRISPR stocks:

  • vermilion as a selectable marker
  • attB sequence to allow for phiC31 targeted integration at genomic attP landing sites
  • ubiquitous sgRNA expression driven by one or more RNA polymerase III-dependent promoters from U6 snRNA genes

flySAM2.0 (Jia et al., 2018)

  • ubiquitously expresses one sgRNA containing MS2 loops from the U6:2 promoter
  • UAS control of dCas9-VP64-T2A-MCP
  • vector for the TRiP-CRISPR Overexpression (TriP-OE) flySAM2.0 Collection
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U6B-sgRNA2.0 (Jia et al., 2018)

  • ubiquitously expresses one sgRNA containing MS2 loops from the U6:2 promoter
  • vector for the TRiP-CRISPR Overexpression (TriP-OE) flySAM1.0 Collection
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pCFD3 (Port, Chen, Lee, & Bullock, 2014)

pCFD4 (Port, Chen, Lee, & Bullock, 2014)

pCFD4-MS2

  • ubiquitously expresses two sgRNAs containing MS2 loops from the U6:1 and U6:3 promoters
  • compatible with the Synergistic Activation Mediator (SAM) system (Konermann et al., 2015)
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pl100 (Kondo and Ueda, 2013)

  • ubiquitously expresses one sgRNA from the U6:1 promoter
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Relevant publications

Yu Jia, Rong-Gang Xu, Xingjie Ren, Ben Ewen-Campen, Rajendhran Rajakumar, Jonathan Zirin, Donghui Yang-Zhou, Ruibao Zhu, Fang Wang, Decai Mao, Ping Peng, Huan-Huan Qiao, Xia Wang, Lu-Ping Liu, Bowen Xu, Jun-Yuan Ji, Qingfei Liu, Jin Sun, Norbert Perrimon, and Jian-Quan Ni. "Next-generation CRISPR/Cas9 transcriptional activation in Drosophila using flySAM" PNAS. 2018 May 1;115(18):4719-4724. PubMed ID: 29666231

Silvana Konermann, Mark D. Brigham, Alexandro E. Trevino, Julia Joung, Omar O. Abudayyeh, Clea Barcena, Patrick D. Hsu, Naomi Habib, Jonathan S. Gootenberg, Hiroshi Nishimasu, Osamu Nureki & Feng Zhang. 2015. "Genome-scale transcriptional activation by an engineered CRISPR-Cas9 complex" Nature. 2015 Jan 29;517(7536):583-8.. PubMed ID: 25494202

Fillip Port, Hui-Min Chen, Tzumin Lee, and Simon L. Bullock. 2014. "Optimixed CRISPR/Cas tools for efficient germline and somatic genome engineering in Drosophila." PNAS. 2014 Jul 22;111(29):E2967-76. PubMed ID: 25002478

Shu Kondo, Ryu Ueda. 2013. "Highly Improved Gene Targeting by Germline-Specific Cas9 Expression in Drosophila." Genetics. 2013 Nov;195(3):715-21. PubMed ID: 24002648