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Strain TA447
- CGSC#: 12275
- Strain Designation
Designation Source Preference TA447 Squires C.L. 1 - Sex(Hfr,F+,F-,or F'): F-
- 9 Mutations:
Mutation Location Certainty Display ara-600 1.40 1 ara-600 DE(rrsH-rrlH)770 4.82 1 Δ(rrsH-rrlH)770 DE(codB-lacI)3 7.60 1 Δ(codB-lacI)3 DE(rrlG-rrsG)772::lacZ 58.72 1 Δ(rrlG-rrsG)772::lacZ zig-1863::Tn10 86.20 1 zig-1863::Tn10 polA1(Am) 87.18 1 polA1(Am) DE(rrsB-rrlB)769 89.76 1 Δ(rrsB-rrlB)769 thiE1 90.34 0 thiE1 DE(purD-metA)768 90.58 1 Δ(purD-metA)768 - Comments:
- References:
- Asai, T, D Zaporojets, C Squires, CL Squires 1999. An Escherichia coli strain with all chromosomal rRNA operons inactivated: complete exchange of rRNA genes between bacteria. Proc. Natl. Acad. Sci. U.S.A. 96(5):1971-6.
- Asai, T, C Condon, J Voulgaris, D Zaporojets, B Shen, M Al-Omar, C Squires, CL Squires 1999. Construction and initial characterization of Escherichia coli strains with few or no intact chromosomal rRNA operons. J. Bacteriol. 181(12):3803-9.
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