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Sequence similarities in the genes encoding polychlorinated biphenyl degradation by pseudomonas strain LB400 and alcaligenes eutrophus H850

Technical Report ·
OSTI ID:5914335

DNA-DNA hybridization was used to compare the Pseudomonas strain LB400 genes for polychlorinated biphenyl (PCB) degradation with those from seven other PCB-degrading strains. Significant hybridization was detected to the genome of Alcaligenes eutrophus H850, a strain similar to LB400 in PCB-degrading capability. These two organisms showed a strong conservation of restriction sites in the region of DNA encoding PCB metabolism. No other sequence similarities were detected in the two genomes. DNA from the other PCB-degrading strains showed no hybridization to the probe, which demonstrated the existence of at least two distinct classes of genes encoding PCB degradation.

Research Organization:
General Electric Co., Schenectady, NY (United States). Research and Development Center
OSTI ID:
5914335
Report Number(s):
PB-93-229201/XAB
Country of Publication:
United States
Language:
English