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The nucleotide sequence on both sides of the eryA polyketide synthase genes of the erythromycin-producing bacterium Saccharopolyspora erythraea reveals the presence of ten genes that are involved in(More)
Mutations in the tcmII-tcmIV region of the Streptomyces glaucescens chromosome block the C-3 and C-8 O-methylations of the polyketide antibiotic tetracenomycin C (Tcm C). The nucleotide sequence of(More)
Certain mutations in the tcmVI region of the Streptomyces glaucescens chromosome affect formation of the D ring of the polyketide antibiotic tetracenomycin C (TCM C). This region lies immediately(More)