CGSC Strain#: 4971
Strain Designation: CA1      Source of Strain: S. Brenner
Other Designations: Hfr C⁺
Sex: Hfr    Point of Origin#: 1   Map Position: 96.80   Direction of Marker Transfer: Clockwise
Chromosomal Markers: λ^-, e14-, relA1, spoT1
Strain Comments:

• This is a spontaneous prototrophic derivative of "HfrH, thi^- (Hfr 3000).
• e14--- : Loss of the e14 element makes the strain McrA^-.
• spoT1-- In addition to the 6bp insertion, there is a C to T transition resulting in an H257Y substitution.

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