CGSC Strain#: 12337
Strain Designation: SQ26     
Source of Strain: Quan
Sex: F-
Chromosomal Markers: Δ(rrsH-aspU)787(::kan),
λ-,
rph-1Strain Comments: - 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
References: - Quan, S, O Skovgaard, CL Squires 2010. Escherichia coli Ribosomal RNA deletion strain. unpublished results :0-0.