CGSC Strain#: 6408
Strain Designation: LCB850      Source of Strain: M.C. Pascal
Sex: F- Chromosomal Markers: thr-1, leuB6(Am), fhuA21, lacY1, glnX44(AS), λ^-, hyd?-1, rpsL175(strR), thiE1
Strain Comments:

• The LCB strains were formerly called CB strains.
• leuB6(Am)-- Suppressed by serU suppressor (supH)
• glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
• glnX44(AS) was formerly called su⁺_II
• glnX44(AS) was formerly called supE44
• glnX44(AS) was formerly called glnV44
• thiE1 was formerly called thi-1
• Am = amber(UAG) mutation
• AS = amber(UAG) suppressor
• strR = streptomycin resist.

References:

• Pascal, M.C. 1975. Genetic analysis of mutants of Escherichia coli K12 and Salmonella typhimurium LT2 deficient in hydrogenase activity. Mol.Gen.Genet. 141:173-179