CGSC Strain#: 5822
Strain Designation: JBK246      Source of Strain: J.B. Kirschbaum
Sex: F- Chromosomal Markers: fhuA2, lacY1, glnV44(AS), λ^-, hisG1(Fs), rpsL9, malT1(λ^R), xyl-7, mtlA2, metB1, rpoB7(ts,rifR), rpoB2(ts), thiE1
Strain Comments:

• rpoB2(ts)-- is a temperature-sensitive mutation.
• glnV44(AS) was formerly called supE44
• glnV44(AS) was formerly called su⁺_II
• thiE1 was formerly called thi-1
• xyl-7 was formerly called xylA7
• AS = amber(UAG) suppressor
• Fs = Frameshift mutation
• LamR = Lambda-resistant
• rifR = rifamycin resistance
• ts = Temperature Sensitive

References:

• Kirschbaum, JB, IV Claeys, S Nasi, B Molholt, JH Miller 1975. Temperature-sensitive RNA polymerase mutants with altered subunit synthesis and degradation. Proc. Natl. Acad. Sci. U.S.A. 72(6):2375-9.