Strain D21
- CGSC#: 5158
- Strain Designation
Designation Source Preference D21 Boman H.G. 1 - Sex(Hfr,F+,F-,or F'): F-
- 7 Mutations:
Mutation Location Certainty Display proA23 5.62 1 proA23 lac-28 8.00 1 lac-28 tsx-81 9.28 1 tsx-81 trp-30 28.00 1 trp-30 his-51 44.00 1 his-51 rpsL173(strR) 74.84 1 rpsL173(strR) ampCp-1 93.80 1 ampCp-1 - Comments:
- References:
- Boman, HG, KG Eriksson-Grennberg, S Normark, E Matsson 1968. Resistance of Escherichia coli to penicillins. IV. Genetic study of mutants resistant to D,L-ampicillin concentrations o 100 mu-g-ml. Genet. Res. 12(2):169-85.
- Grundstrom, T., B. Jaurin, T. Edlund, S. Normark 1980. Physical mapping and expression of hybrid plasmids carrying chromosomal beta-lactamase genes of Escherichia coli K-12. J.Bacteriol. 143:1127-1134
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