CGSC Strain#: 5222
Strain Designation: N23-53     
Source of Strain: H. Ogawa
Sex: F-
Chromosomal Markers: thr-24,
galT23,
λ-,
trp-56,
recA41,
IN(rrnD-rrnE)1,
rpsL178(strR)
,
phe-4,
tyr-7Strain Comments: - The inversion comes from strain W3110, an ancestor of N23-53.
- galT23-- : This is the standard gal6 of Morse & Lederberg.
- IN(rrnD-rrnE)1-- Inverts the region between rrnD (73.74 min) and rrnE (90.66 min)
- strR = streptomycin resist.
References: - Ogawa, H, K Shimada, J Tomizawa 1968. Studies on radiation-sensitive mutants of E. coli. I. Mutants defective in the repair synthesis. Mol. Gen. Genet. 101(3):227-44.