RH214      Source of Strain:
F- Chromosomal Markers: leu-57
, thiE1Strain Comments:
- lacZ332(Fs)-- is called lacZL32 in the paper cited.
- thiE1 was formerly called thi-1
- xyl-7 was formerly called xylA7
- Fs = Frameshift mutation
- LamR = Lambda-resistant
- strR = streptomycin resist.
- Hoess, RH, RK Herman 1975. Isolation and characterization of mutator strains of Escherichia coli K-12. J. Bacteriol. 122(2):474-84.