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Structures of gene clusters for catechol and chlorocatechol catabolism. Homologous genes are shaded in the same way. Functions of the proteins encoded by the genes are evident from Fig. 1. For tfdR of pEST4011, see the legend to Fig. 5. The information for this figure was compiled from references given in a previous review (58) as well as from references 17, 35, 38, 40, 55, and 67.
