CGSC Strain#: 6683
Strain Designation: χ2844      Source of Strain: W. Jacobs
Other Designations: chi2844
Sex: F- Chromosomal Markers: tsx-462::Tn10, λ^-, rph-1
Strain 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)
• = tetracycline resistant

References:

• Jacobs, WR, JF Barrett, JE Clark-Curtiss, R Curtiss 1986. In vivo repackaging of recombinant cosmid molecules for analyses of Salmonella typhimurium, Streptococcus mutans, and mycobacterial genomic libraries. Infect. Immun. 52(1):101-9.