CGSC Strain#: 6340
Strain Designation: HO-202      Source of Strain: H. Ohsawa
Sex: F- Chromosomal Markers: galK35, λ^-, asnS40(ts), relA1, rpsL118(strR), malT1(λ^R), xyl-7, mtlA2, thiE1
Strain Comments:

• galK35-- is Brenner's gal^-_U99 from Hfr 3000 U99 and has been called galK99
• thiE1 was formerly called thi-1
• xyl-7 was formerly called xylA7
• LamR = Lambda-resistant
• strR = streptomycin resist.
• ts = Temperature Sensitive

References:

• Ohsawa, H, B Maruo 1976. Restoration by ribosomal protein S1 of the defective translation in a temperature-sensitive mutant of Escherichia coli K-12: characterization and genetic studies. J. Bacteriol. 127(3):1157-66.
• Yamamoto, M, M Nomura, H Ohsawa, B Maruo 1977. Identification of a temperature-sensitive asparaginyl-transfer ribonucleic acid synthetase mutant of Escherichia coli. J. Bacteriol. 132(1):127-31.