CGSC Strain#: 6854
Strain Designation: NSJ74      Source of Strain: R. Jayaraman
Sex: Hfr    Point of Origin#: 45   Map Position: 65.00   Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: tlnA1, λ^-, e14-, relA1, spoT1, thiE1
Strain Comments:

• e14--- : Loss of the e14 element makes the strain McrA^-.
• 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

References:

• Sivasubramanian, N., R. Jayaraman 1980. Mapping of two transcription mutations (tlnI and tlnII) conferring thiolutin resistance, adjacent to dnaZ and rho in Escherichia coli. Mol.Gen.Genet. 180:609-615