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DogCatcher allows loop-friendly protein-protein ligation.

Keeble AH, Yadav VK, Ferla MP, Bauer CC, Chuntharpursat-Bon E, Huang J, Bon RS, Howarth M
Cell Chem Biol. 2021 Jul 28. pii: S2451-9456(21)00315-9. doi: 10.1016/j.chembiol.2021.07.005. (Link opens in a new window) PubMed (Link opens in a new window) Article

Plasmids from Article

ID Plasmid Purpose
171772pDEST14-DogCatcherExpresses DogCatcher protein in bacterial cytoplasm
171773pET28-AviTag-DogTag-MBPExpresses AviTag-DogTag-Maltose binding protein in bacterial cytoplasm. The AviTag enables site-specific biotinylation by BirA.
171775pET28a-HaloTag7SS-DogTagExpresses in bacterial cytoplasm HaloTag7 with DogTag inserted between D139 and E140, as well as C61S and C261S in HaloTag7 to block disulfide bond formation
171776pET28-sfGFP-SpyTag003 Loop AExpresses in bacterial cytoplasm superfolder GFP with SpyTag003 and flanking linkers between Val22 and Asn23
171777pET28-sfGFP-SpyTag003 Loop BExpresses in bacterial cytoplasm superfolder GFP with SpyTag003 and flanking linkers between Asp102 and Asp103
171778pET28-sfGFP-SpyTag003 Loop CExpresses in bacterial cytoplasm superfolder GFP with SpyTag003 and flanking linkers between Asp173 and Gly174
171779pET28-sfGFP-DogTag Loop AExpresses in bacterial cytoplasm superfolder GFP with DogTag and flanking linkers between Val22 and Asn23
171780pET28-sfGFP-DogTag Loop BExpresses in bacterial cytoplasm superfolder GFP with DogTag and flanking linkers between Asp102 and Asp103
171781pET28-sfGFP-DogTag Loop CExpresses in bacterial cytoplasm superfolder GFP with DogTag and flanking linkers between Asp173 and Gly174
171782pET28-MBP-super TEV proteaseExpresses Maltose-binding protein-super TEV protease in bacterial cytoplasm. This protease version performs well in the absence of added reducing agent.
171928pET28-AviTag-DogCatcher-MBPExpresses AviTag-DogCatcher-MBP in bacterial cytoplasm. The AviTag enables site-specific biotinylation by BirA.
171929pDEST14-Cys-DogCatcherExpress Cys-DogCatcher protein in bacterial cytoplasm. The cysteine enables convenient coupling to maleimide-dye or thiol-reactive resin.
171930pJ404-DogCatcher-sfGFPExpress DogCatcher-superfolder GFP protein in bacterial cytoplasm

Antibodies from Article