KL334      Source of Strain:
Hfr Point of Origin#:
2A Map Position:
12.20 Direction of Marker Transfer:
Counterclockwise Chromosomal Markers: lacZ118
, lysA23Strain Comments:
- lacI22 is Paris allele lac;3.
- lacZ118(Oc)-- is the lacZ allele originating in Paris strain Hfr 3000 U118. It is an ochre mutation.
- lacI22 was formerly called laci3-
- Oc = ochre(UAA) mutation
- Birge, EA, KB Low 1974. Detection of transcribable recombination products following conjugation in rec+, reCB- and recC-strains of Escherichia coli K12. J. Mol. Biol. 83(4):447-57.