CGSC Strain#: 4408
Strain Designation: EMG23     
Source of Strain: Clowes & Hayes
Sex: Hfr
Point of Origin#: 1
Map Position: 96.80
Direction of Marker Transfer: Clockwise
Chromosomal Markers: λ-,
relA1Strain Comments: - Although this strain is described as being prototrophic, we find that it requires thiamine for good growth on minimal medium. This may be the strain that is better known as Hfr 3000. In that case it
- would carry thi-1, relA1, and spoT1.
References: - Clowes, R., W. Hayes 1968. Experiments in microbial genetics