CGSC Strain#: 2562
Strain Designation: AB2562      Source of Strain: G. Eggertsson
Sex: Hfr    Point of Origin#: 1   Map Position: 96.80   Direction of Marker Transfer: Clockwise
Chromosomal Markers: e14-, supO-1(OS,=tyrT), ilvD188(Oc), thiE1
Strain Comments:

• Note that the ilvD188 mutation is suppressed by the ochre suppressor.
• e14--- : Loss of the e14 element makes the strain McrA^-.
• supO-1(OS,=tyrT)-- is an ochre suppressor.
• thiE1 was formerly called thi-1
• Oc = ochre(UAA) mutation
• OS = ochre(UAA) suppressor

References:

• Eggertsson, G., E.A. Adelberg 1965. Map positions and specificities of suppressor mutations in Escherichia coli K-12. Genetics 52:319-340