Abstract

The complete sequence of the plasmid pHly152-encoded hemolysin (hly) determinant of Escherichia coli is presented and compared with a recently sequenced chromosomal hly determinant [1]. High sequence homology between the two hly determinants is observed withìn all four structural genes, hlyC, A, B and D, but little sequence similarities are found in the 3′- and 5′-noncoding flanking regions. In addition, the noncoding region upstream of hlyC which carries the promoter for hlyC, A and B, was sequenced for several chromosomal hly determinants. The comparison of these sequences indicates three distinct classes of promoter regions which share common putative −10 and −35 boxes at roughly the same location relative to the start of hlyC.

Keywords

GeneticsHemolysinPlasmidBiologyNucleic acid sequenceHomology (biology)GeneSequence (biology)Insertion sequenceEscherichia coliSequence analysisConsensus sequencePeptide sequenceGenomeTransposable elementVirulence

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Publication Info

Year
1986
Type
article
Volume
34
Issue
1
Pages
1-11
Citations
158
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J Hess, Winfried S. Wels, Monika Vogel et al. (1986). Nucleotide sequence of a plasmid-encoded hemolysin determinant and its comparison with a corresponding chromosomal hemolysin sequence. FEMS Microbiology Letters , 34 (1) , 1-11. https://doi.org/10.1111/j.1574-6968.1986.tb01339.x

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DOI
10.1111/j.1574-6968.1986.tb01339.x