We narrowed to 42 results for: PREP

1. S17-1λpir gyrAR462C

   Bacterial Strain

   #237425

   Purpose

   This engineered E. coli S17-1 λpir strain, featuring a mutation in the gyrA gene (462Arg→Cys), was designed to confer resistance to the CcdB toxin, allowing it to survive with a ccdB-carrying plasmid.

   Depositor

   Xue Liu

   Article

   Zhang et al Nat Commun. 2025 Jul 1;16(1):5870. doi:

   Bacterial Resistance

   None

   Available since

   Aug. 7, 2025

   Availability

   Academic Institutions and Nonprofits only

2. KJ740(DE3)

   Bacterial Strain

   #179486

   Purpose

   KJ740(DE3) is an OmpC-, OmpF-deletion strain of E. coli that allows for T7 promoter-based expression

   Depositor

   Debra Hansen

   Article

   Boyd et al FASEB J. 2022 Jul;36(7):e22378. doi: 10.

   Bacterial Resistance

   Tetracycline (chromosome, tn10) (10 μg/ml); streptomycin/spectinomycin (chromosome) (50 μg/ml)

   Species

   Escherichia coli

   Available since

   Feb. 9, 2024

   Availability

   Academic Institutions and Nonprofits only