CGSC Strain#: 2519
Strain Designation: HB45      Source of Strain: H. Boyer
Other Designations: AC2519
Sex: F- Chromosomal Markers: thr-11, leuB19, lac-11, lon-11, sulA1, trp-25, rpsL56(strR), rbs-20, met-55, pro-19, gal-11, his-47, arg-28
Strain Comments:

• lon-11-- is a mutation of an E. coli B gene caused by an IS186 insertion in the promoter. All derivatives of Witkin's B wildtype carry this lon mutation.
• arg-28-- In cgsc: AC2519 F+. Source: Boyer E.coli B/r.
• strR = streptomycin resist.

References:

• Boyer, H 1966. Conjugation in Escherichia coli. J. Bacteriol. 91(5):1767-72.