CGSC Strain#: 7976
Strain Designation: RW3110     
Source of Strain: B. Mitra
Sex: F-
Chromosomal Markers: λ-,
IN(rrnD-rrnE)1,
zntA1(CdS,ZnS)::kan,
rph-1Strain Comments: - IN(rrnD-rrnE)1-- Inverts the region between rrnD (73.74 min) and rrnE (90.66 min)
- zntA1(CdS,ZnS)::kan-- confers 50-fold increase in cadmium sensitivity, 4-fold increase in Zn sensitivity.
- rph-1-- is a 1 bp deletion that results in frameshift over last 15 codons and has polar effect on pyrE leading to suboptimal pyrimidine levels on minimal medium.(Jensen 1993 JBact.175:3401)
- = kanamycin resistant
- CdS,ZnS = cadmium and zinc sensitivity
References: - Rensing, C, B Mitra, BP Rosen 1997. The zntA gene of Escherichia coli encodes a Zn(II)-translocating P-type ATPase. Proc. Natl. Acad. Sci. U.S.A. 94(26):14326-31.