CGSC Strain#: 4343
Strain Designation: KL98      Source of Strain: M.C. Cappello
Sex: Hfr    Point of Origin#: 53   Map Position: 53.80   Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: Strain Comments:

• This is a relatively unstable Hfr.
• This strain is LamR and MS2R for reasons that are not understood.

References:

• Low, K.B. 1968. Formation of merodiploids in matings with a class of Rec- recipient strains of Escherichia coli K12. Proc.Natl.Acad.Sci.USA 60:160-167
• Low, KB 1972. Escherichia coli K-12 F-prime factors, old and new. 36(4):587-607.