XA103      Source of Strain:
F- Chromosomal Markers: Δ(gpt-lac)5
- Δ(gpt-lac)5-- is the deletion Δ( pro-lac)X111 of Jacob and originated in the strain Hfr 3000 X111.
- argE-(Am)-- is suppressible by all of the characterized amber and ochre suppressors in Miller et a. 1977
- tyrT(AS)-- We have not determined which tyrT allele is present in this strain.
- thiE1 was formerly called thi-1
- Am = amber(UAG) mutation
- NalR = Nalidix.acidResist.
- rifR = rifamycin resistance