Contains the following pb sequences: 7.3kb of upstream sequence, exon-1, intron-1, and two-thirds of exon-2 including the ATG translation initiation site, fused in frame with lacZ coding sequences.
Ecol\lacZpb.G1 expression is dependent on site of insertion in the genome.
Ecol\lacZpb.G1 expression is dependent on site of insertion in the genome.