RE507      Source of Strain:
F- Chromosomal Markers: λ-
, thiE1Strain Comments:
- e14--- : Loss of the e14 element makes the strain McrA-.
- Δ(recA-srl)306-- removes all, or nearly all, of the recA gene and extends into srlR, but does not remove the Tn10 insertion in srlR
- 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
- = tetracycline resistant