CGSC Strain#: 6796
Strain Designation: BW313      Source of Strain: B. Weiss
Sex: Hfr    Point of Origin#: 45   Map Position: 65.00   Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: λ^-, ung-1, relA1, dut-1, spoT1, thiE1
Strain Comments:

• This strain may no longer be Hfr but should still be F+.
• dut-1-- Reference: Hochhauser & Weiss 1978 J. Bacteriol. 134:157.
• 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:

• Warner, HR, BK Duncan, C Garrett, J Neuhard 1981. Synthesis and metabolism of uracil-containing deoxyribonucleic acid in Escherichia coli. J. Bacteriol. 145(2):687-95.
• Duncan, BK, B Weiss 1982. Specific mutator effects of ung (uracil-DNA glycosylase) mutations in Escherichia coli. J. Bacteriol. 151(2):750-5.