CGSC Strain#: 5792
Strain Designation: JEF8, LAM-      Source of Strain: E. Meyerowitz
Sex: Hfr    Point of Origin#: 3   Map Position: 6.80   Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: thr-31, ΔcarB8, λ^-, relA1, spoT1, metB1
Strain Comments:

• ΔcarB8-- is a deletion within the carB locus.
• spoT1-- In addition to the 6bp insertion, there is a C to T transition resulting in an H257Y substitution.

References:

• Mergeay, M, D Gigot, J Beckmann, N Glansdorff, A Pierard 1974. Physiology and genetics of carbamoylphosphate synthesis in Escherichia coli K12. Mol. Gen. Genet. 133(4):299-316.