7-Hydroxyguanine, a novel antimetabolite from a strain of Streptomyces purpurascens. II. Physico-chemical properties and structure determination.

7-Hydroxyguanine, a novel antimetabolite from a strain of Streptomyces purpurascens. II. Physico-chemical properties and structure determination. Guanine-7-oxide, a novel antitumor antibiotic. Novel Amino Acid Metabolite Produced by<i>Streptomyces</i>sp.: I. Taxonomy, Isolation, and Structural Elucidation 1-Methylpseudouridine, a metabolite of Streptomyces platensis. The structures of novel nucleoside antibiotics, miharamycin A and miharamycin B Metabolic products of microorganisms. 207 Haloquinone, a new antibiotic active against halobacteria. I. Isolation, characterization and biological properties. Structure of Antibiotic C-73X The structures of novel nucleoside antibiotics, miharamycin A and miharamycin B Secondary metabolites by chemical screening, 10. Glycerinopyrin, a novel metabolite from Streptomyces violaceus Isolation and characterization of new antibiotics resorcinomycins A and B.