CGSC Strain#: 4471
Strain Designation: W3107     
Source of Strain: M.L. Morse
Sex: F-
Chromosomal Markers: galT1,
λ-,
IN(rrnD-rrnE)1,
rph-1Strain Comments: - This is the standard gal7 of Morse.
- IN(rrnD-rrnE)1-- Inverts the region between rrnD (73.74 min) and rrnE (90.66 min)
- 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)
References: - Morse, ML, EM Lederberg, J Lederberg 1956. Transduction in Escherichia Coli K-12. Genetics 41(1):142-56.