CGSC Strain#: 4950
Strain Designation: PR27      Source of Strain: A.M. Reiner
Sex: F- Chromosomal Markers: thr-1, leuB6(Am), lacY1, rna-19, λ^-, pnp-27, rpsL132(strR), malT1(λ^R), xyl-7, mtlA2, thiE1
Strain Comments:

• This strain is Thr⁺.
• leuB6(Am)-- Suppressed by serU suppressor (supH)
• rna-19-- : Also References \\ Weatherford et al. 1972 J.Biol.Chem.247:540 \\ Studier 1975 J.Bacteriol.124:307 \\ Apirion and Watson 1975 J.Bacteriol.124:317
• rna-19-- : Additional references to strain A19 and its derivatives: \\ Gesteland 1966 J.Mol.Biol.16:67 \\ Reiner 1969 J.Bacteriol. 97:1431,1437,1522
• rna-19 was formerly called rns-19
• thiE1 was formerly called thi-1
• xyl-7 was formerly called xylA7
• Am = amber(UAG) mutation
• LamR = Lambda-resistant
• strR = streptomycin resist.

References:

• Reiner, A.M. 1969. Isolation and mapping of polynucleotide phosphorylase mutants of Escherichia coli. J.Bacteriol. 97:1431-1436