CGSC Strain#: 4310
Strain Designation: KL285      Source of Strain: M.C. Cappello
Sex: F- Chromosomal Markers: λ^-, serS14(ts), serC13, trpC45, his-68, rpsL118(strR), malT1(λ^R), xyl-7, mtlA2, thiE1
Strain Comments:

• This strain grows poorly at 44 degrees C.
• thiE1 was formerly called thi-1
• xyl-7 was formerly called xylA7
• LamR = Lambda-resistant
• strR = streptomycin resist.
• ts = Temperature Sensitive

References:

• Clarke, S.J., K.B. Low, W. Konigsberg 1973. Close linkage of the genes serC (for phosphohydroxy pyruvate transaminase) and serS (for seryl-transfer ribonucleic acid synthetase) in Escherichia coli K-12. J.Bacteriol. 113:1091-1095