CGSC Strain#: 7977
Strain Designation: W3110trpA33     
Source of Strain: C. Yanofsky
Sex: F-
Chromosomal Markers: λ-,
trpA33,
IN(rrnD-rrnE)1,
rph-1Strain Comments: - trpA33-- has two consecutive nucleotide substitutions (R.Milkman) and has not been known to revert (C.Yanofsky via R.Milkman).
- IN(rrnD-rrnE)1-- Inverts the region between rrnD (73.74 min) and rrnE (90.66 min)
- rph-1-- is a 1 bp deletion that results in frameshift over last 15 codons and has polar effect on pyrE leading to suboptimal pyrimidine levels on minimal medium.(Jensen 1993 JBact.175:3401)
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