CGSC Strain#: 5134
Strain Designation: DF11, his-      Source of Strain: H.L. Kornberg
Sex: F- Chromosomal Markers: rpsL176(strR), metA28, pgi-2, his-84
Strain Comments:

• This is a his^- derivative of Fraenkel strain DF11, which has been lost.
• pgi-2-- : pgi mutants utilize glucose by the hexose monoP shunt; strains with this allele grew on glucose at 1/3 parental rate. Slow growth on Gal,Mal,Lac;normal on Fru and gluconate.
• strR = streptomycin resist.

References:

• Fraenkel, DG 1967. Genetic mapping of mutations affecting phosphoglucose isomerase and fructose diphosphatase in Escherichia coli. J. Bacteriol. 93(5):1582-7.