Pyrrolo[1,4]benzodiazepine antibiotics. Biosynthesis of the antitumor antibiotic 11-demethyltomaymycin and its biologically inactive metabolite oxotomaymycin by Streptomyces achromogenes.
@article{Hurley1976Pyrrolo14benzodiazepineAB, title={Pyrrolo[1,4]benzodiazepine antibiotics. Biosynthesis of the antitumor antibiotic 11-demethyltomaymycin and its biologically inactive metabolite oxotomaymycin by Streptomyces achromogenes.}, author={L. Hurley and C. Gairola and N. V. Das}, journal={Biochemistry}, year={1976}, volume={15 17}, pages={ 3760-9 } }
11-Demethyltomaymycin, an antitumor antibiotic produced by Streptomyces achromogenes, and its biologically inactive metabolite oxotomaymycin are biosynthesized from L-tyrosine, DL-tryptophan, and L-methionine. The anthranilate part of 11-demethyltomaymycin is derived from tryptophan probably via the kynurenine pathway. The predominant loss of tritium from DL-[5-3H]tryptophan, during its conversion to 11-demethyltomaymycin and oxotomaymycin is interpreted to mean by NIH shift rules, that the… CONTINUE READING
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