CBK741      Source of Strain:
F- Chromosomal Markers: Δ(pro-lac)
, ilvE12Strain Comments:
- thyA0-- Strains with this marker must have their medium supplemented with thymine (25ug/ml). This is true even for rich medium such as LB. Otherwise thymine starvation can lead to thymineless death.
- Whalen, W.A., M.-D. Wang, C.M. Berg 1985. Beta-chloro-L-alanine inhibition of the Escherichia coli alanine-valine transaminase. J.Bacteriol. 164:1350-1351