We narrowed to 91 results for: cha;

1. C321.ΔA

   Bacterial Strain

   #48998

   Purpose

   Recoded E. coli MG1655 strain with UAG termination function removed (RF1 is deleted)

   Depositor

   George Church

   Article

   Lajoie et al Science. 2013 Oct 18;342(6156):357-60. d

   Bacterial Resistance

   Ampicillin

   Species

   Escherichia coli

   Available since

   Oct. 24, 2013

   Availability

   Academic Institutions and Nonprofits only

2. C321.deltaA (Isaacs lab)

   Bacterial Strain

   #73581

   Purpose

   Genomically recoded organism (E. coli C321.A, CP006698.1, GI:54981157). This strain is different than Addgene #68306 as it still retains the serB gene

   Depositor

   Farren Isaacs

   Article

   Amiram et al Nat Biotechnol. 2015 Dec;33(12):1272-127

   Bacterial Resistance

   Ampicillin

   Available since

   March 4, 2016

   Availability

   Academic Institutions and Nonprofits only

3. B95(DE3) ΔA ΔfabR ΔserB

   Bacterial Strain

   #197655

   Purpose

   This strain is used for expressing phosphoserine-containing proteins using genetic code expansion without buildup of prematurely truncated protein.

   Depositor

   Richard Cooley, Ryan Mehl

   Article

   Zhu et al ACS Chem Biol. 2019 Jul 19;14(7):1564-15

   Bacterial Resistance

   None

   Available since

   March 16, 2023

   Availability

   Academic Institutions and Nonprofits only

4. 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

5. Escherichia coli DH10B-MOB

   Bacterial Strain

   #229395

   Purpose

   Escherichia coli DH10B DAP-auxotrophic strain containing an integrated RK2/RP4 mobilization vector to conjugate plasmids with an IncP origin of transfer (modified pTA-Mob 2.0, AddGene Plasmid #149662)

   Depositor

   Michael Springer

   Article

   Soltysiak et al ACS Synth Biol. 2025 Apr 18;14(4):1173-1

   Bacterial Resistance

   60 ug/ml of dap

   Species

   Escherichia coli

   Available since

   March 24, 2025

   Availability

   Academic Institutions and Nonprofits only

6. EH1

   Bacterial Strain

   #102804

   Purpose

   BL21(DE3)-based E. coli amino acid auxotrophic host strain used for selective isotope labeling. thrC ilvA genes deleted.

   Depositor

   Toshio Iwasaki, Robert Gennis

   Article

   Iwasaki et al J Biochem. 2021 Apr 29;169(4):387-394. d

   Bacterial Resistance

   None

   Available since

   Nov. 8, 2017

   Availability

   Academic Institutions and Nonprofits only

7. RF17

   Bacterial Strain

   #102801

   Purpose

   BL21(DE3)-based E. coli amino acid auxotrophic host strain used for selective isotope labeling. aspC tyrB ilvE genes deleted.

   Depositor

   Toshio Iwasaki, Robert Gennis

   Article

   Iwasaki et al J Biochem. 2021 Apr 29;169(4):387-394. d

   Bacterial Resistance

   None

   Available since

   Nov. 8, 2017

   Availability

   Academic Institutions and Nonprofits only

8. RF18

   Bacterial Strain

   #102802

   Purpose

   BL21(DE3)-based E. coli amino acid auxotrophic host strain used for selective isotope labeling. aspC tyrB ilvE avtA genes deleted.

   Depositor

   Toshio Iwasaki, Robert Gennis

   Article

   Iwasaki et al J Biochem. 2021 Apr 29;169(4):387-394. d

   Bacterial Resistance

   None

   Available since

   Nov. 8, 2017

   Availability

   Academic Institutions and Nonprofits only

9. RF15

   Bacterial Strain

   #102799

   Purpose

   BL21(DE3)-based E. coli amino acid auxotrophic host strain used for selective isotope labeling. aspC tyrB trpA trpB glyA serB genes deleted.

   Depositor

   Toshio Iwasaki, Robert Gennis

   Article

   Iwasaki et al J Biochem. 2021 Apr 29;169(4):387-394. d

   Bacterial Resistance

   None

   Available since

   Nov. 8, 2017

   Availability

   Academic Institutions and Nonprofits only

10. RF16

    Bacterial Strain

    #102800

    Purpose

    BL21(DE3)-based E. coli amino acid auxotrophic host strain used for selective isotope labeling. aspC tyrB trpA trpB glyA serB cysE genes deleted.

    Depositor

    Toshio Iwasaki, Robert Gennis

    Article

    Iwasaki et al J Biochem. 2021 Apr 29;169(4):387-394. d

    Bacterial Resistance

    None

    Available since

    Nov. 8, 2017

    Availability

    Academic Institutions and Nonprofits only

11. RF21

    Bacterial Strain

    #102803

    Purpose

    BL21(DE3)-based E. coli amino acid auxotrophic host strain used for selective isotope labeling. aspC tyrB ilvE avtA yfbQ(alaA) yfdZ(alaC) genes deleted. (yfbQ also called alaA; yfdZ also called alaC)

    Depositor

    Toshio Iwasaki, Robert Gennis

    Article

    Iwasaki et al J Biochem. 2021 Apr 29;169(4):387-394. d

    Bacterial Resistance

    None

    Available since

    Nov. 8, 2017

    Availability

    Academic Institutions and Nonprofits only