CGSC Strain#: 7791
Strain Designation: T946      Source of Strain: T.-P. Sun
Other Designations: TPS946
Other Designations: K1090
Sex: F' Episome/Plasmid: F128
   Plasmid Markers/Mutations:
Chromosomal Markers: ara-600, Δ(gpt-lac)5, tolQ9, λ^-, relA1, spoT1, thiE1
Strain Comments:

• The strain carries a pro-lac F-prime, but we are not certain that it is F128.
• Δ(gpt-lac)5-- is the deletion Δ( pro-lac)_X111 of Jacob and originated in the strain Hfr 3000 X111.
• spoT1-- In addition to the 6bp insertion, there is a C to T transition resulting in an H257Y substitution.
• thiE1 was formerly called thi-1
• tolQ9 was formerly called fii-6

References:

• Sun, T.-P., R.E. Webster 1986. fii, a bacterial locus required for filamentous phage infection and its relation to colicin-tolerant tolA and tolB. J.Bacteriol. 165:107-115
• Russel, M. 2001. Pers.Commun. a:1