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Plasmid Name
pET21b(+)_SARS-CoV-2_3CLpro-C145A-Q306A
RRID:Addgene_177335 RRID Copied  
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RRID:Addgene_177335
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Plasmid Information

URL: http://www.addgene.org/177335

Proper Citation: RRID:Addgene_177335

Insert Name: SARS-CoV-2 3C-like (C145A) proteinase (ORF1ab Severe acute respiratory syndrome coronavirus 2)

Organism: SARS-CoV-2 virus

Bacterial Resistance: Ampicillin

Defining Citation: PMID:34672947

Vector Backbone Description: Backbone Marker:Novagen; Backbone Size:5400; Vector Backbone:pET21b(+); Vector Types:Bacterial Expression; Bacterial Resistance:Ampicillin

Comments: Silent mutation in the original sequence to delete a second NdeI site as NdeI was needed for cloning; codon coding for Q306 was mutated to codon coding for A306 to delete natural cleavage site of the 3CL-protease; codon coding for active site residue C145 was mutated to A145 for inactive protease production; Factor Xa cleavage site can cleave off all 3 downstream tags; three tandem FLAG epitope tags is followed by an enterokinase cleavage site.

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Data and Source Information

Source: Addgene