CGSC Strain#: 2528
Strain Designation: AB2528      Source of Strain: G. Eggertsson
Sex: Hfr    Point of Origin#: 13   Map Position: 84.98   Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: leuB6(Am), lacZ4, glnX44(AS), λ^-, rfbC1, rpsL8, ilvD132, thiE1
Strain Comments:

• leuB6(Am)-- Suppressed by serU suppressor (supH)
• glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
• glnX44(AS) was formerly called su⁺_II
• glnX44(AS) was formerly called supE44
• glnX44(AS) was formerly called glnV44
• rfbC1 was formerly called rfbD1
• thiE1 was formerly called thi-1
• Am = amber(UAG) mutation
• AS = amber(UAG) suppressor

References:

• PITTARD, J 1965. EFFECT OF INTEGRATED SEX FACTOR ON TRANSDUCTION OF CHROMOSOMAL GENES IN ESCHERICHIA COLI. J. Bacteriol. 89:680-6.