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. Author manuscript; available in PMC: 2023 Aug 4.
Published in final edited form as: Mol Cell. 2022 Jul 13;82(15):2754–2768.e5. doi: 10.1016/j.molcel.2022.06.007

Key Resources Table.

REAGENT or RESOURCE SOURCE IDENTIFIER
Bacterial and virus strains
E. coli Bl21(DE3) competent cells NEB Cat# C2527I
E. coli DH5a competent cells NEB Cat# 18265017
Chemicals, peptides, and recombinant proteins
Modified and unmodified oligos IDT N/A
IPTG GoldBio Cat # I2481C500
LB broth Teknova #L9145
Restriction enzymes NEB Choose from catalog
iProof high fidelity PCR kit Biorad #1725331
Acrylamide thermal HC2040
Urea VWR 57-13-6
Fluorescence stain Cy3 and Cy5 Lumiprobe 11320 and 13320
SYPRO® Orange Thermo Fisher S6650
Formamide VWR 75-12-7
MnCl2 Fisher Scientific 7773-01-5
Strep resin IBA 2-1201-025
Nickel resin QIAGEN Cat. No. / ID: 30250
lateral flow strip HybriDetect 1 MGDS
Copper Grids 1.2/1.3 200 mesh QUANTIFOIL Q250-CR1.3
Type I-A Cascade This study N/A
Cas3 HEL This study N/A
Cas3 HD This study N/A
T.fusca type I-E Cascade Xiao et al., 2017 N/A
T.fusca type I-E Cas3 Xiao et al., 2018 N/A
Deposited data
Cascade alone This study PDB: 7TR6 and EMBD-26081
Cascade-Cas3 This study PDB: 7TR8 and EMBD-26082
Partial R-loop This study PDB: 7TR9 and EMBD-26083
Full R-loop This study PDB: 7TRA and EMBD-26084
Cas3-Cas8a alone This study EMBD-26097
Experimental models: Cell lines
HAP1_GFP Dolan et al. 2019 N/A
HEK293_GFP This study N/A
Recombinant DNA
Complete list of plasmids This study Table S2
Oligonucleotides
Complete list of DNA oligonucleotide sequences This study Table S3
Miniature CRISPR array spacers This study Table S3
Software and algorithms
EPU Thermo Fisher Scientific N/A
RELION 3 Scheres Lab https://www3.mrc-lmb.cam.ac.uk/relion/index.php?title%20=%20Main_PAGE
cryoSPARC Ali Punjani et al., 2017 https://cryosparc.com/
Coot (v. 0.9.5.1-pre) (Emsley and Cowtan, 2004; Emsley et al., 2010) https://www2.mrc-lmb.cam.ac.uk/personal/pemsley/coot/
PHENIX Adams et al. (2010) https://phenix-online.org/
ChimeraX (v. 1.2) (Goddard et al., 2018) https://www.cgl.ucsf.edu/chimerax/
ClustalW (Goujon et al., 2010; Sievers et al., 2011) https://www.ebi.ac.uk/Tools/msa/clustalo/
Other
MonoQ 5/50 GL Cytiva Cat# 17516601
HiLoad 16/600 Superdex 200 pg Cytiva Cat# 28989335
Quantifoil R 1.2/1.3, 200 mesh, copper Quantifoil Q250-CR1.3