CGSC Strain#: 5655
Strain Designation: C91      Source of Strain: A. Garen
Sex: Hfr    Point of Origin#: 2A   Map Position: 12.20   Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: fhuA22, fadL701(T2R), relA1, pitA10, rrnB-2, mcrB1, creC510, pho-31
Strain Comments:

• rrnB-2-- : loss of spacer loop sequence
• creC510-- The constitutive phenotype is due to an R77P amino acid substitution
• pho-31-- is phoS or phoT.
• creC510 was formerly called phoM510
• Const = constitutive
• T2R = T2 Resistant

References:

• Garen, A., S. Garen 1963. Genetic evidence on the nature of the repressor for alkaline phosphatase in E. coli. J.Mol.Biol. 6:433-438