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Baraphenazines A-G, Divergent Fused Phenazine-Based Metabolites from a Himalayan Streptomyces.

Author
Abstract
:

The structures and bioactivities of three unprecedented fused 5-hydroxyquinoxaline/alpha-keto acid amino acid metabolites (baraphenazines A-C, 1-3), two unique diastaphenazine-type metabolites (baraphenazines D and E, 4 and 5) and two new phenazinolin-type (baraphenazines F and G, 6 and 7) metabolites from the Himalayan isolate Streptomyces sp. PU-10A are reported. This study highlights the first reported bacterial strain capable of producing diastaphenazine-type, phenazinolin-type, and izumiphenazine A-type metabolites and presents a unique opportunity for the future biosynthetic interrogation of late-stage phenazine-based metabolite maturation.

Year of Publication
:
2019
Journal
:
Journal of natural products
Volume
:
82
Issue
:
6
Number of Pages
:
1686-1693
Date Published
:
2019
ISSN Number
:
0163-3864
URL
:
https://doi.org/10.1021/acs.jnatprod.9b00289
DOI
:
10.1021/acs.jnatprod.9b00289
Short Title
:
J Nat Prod
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