Streptomyces venezuelae
Effect of assay conditions on the measurement of dehydrogenase activity of Streptomyces venezuelae using triphenyl tetrazolium chloride
... actinomycete Streptomyces venezuelae ...of Streptomyces venezuelae that is transferred from the growth medium to production medium ...of Streptomyces venezuelae in growth media ...
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Discovery and biosynthesis of novel natural products from Streptomyces venezuelae
... In Streptomyces venezuelae, there are three homologues of mmfL; sven_4183 (sgnL in the gaburedin cluster, 33 % identity, 44 % similarity at amino acid level), sven_5093 (29 % identity, 38 % similarity at ...
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The conserved actinobacterial two-component system MtrAB coordinates chloramphenicol production with sporulation in Streptomyces venezuelae NRRL B-65442
... most Streptomyces antibiotics are produced at low levels or not at all under laboratory conditions and this makes large scale production of these compounds very ...organism Streptomyces venezuelae ...
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Watasemycin biosynthesis in Streptomyces venezuelae : thiazoline C methylation by a type B radical SAM methylase homologue
... Here we report the identication of a putative 2-hydrox- yphenylthiazoline biosynthetic gene cluster in the genome of Streptomyces venezuelae ATCC 10712 by comparative transcrip- tional analyses of the wild ...
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Genes Required for Aerial Growth, Cell Division, and Chromosome Segregation Are Targets of WhiA before Sporulation in Streptomyces venezuelae
... in Streptomyces have been greatly facilitated by the intro- duction of Streptomyces venezuelae as a new model system for the genus ...S. venezuelae, which, unlike ...
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BldC Delays Entry into Development To Produce a Sustained Period of Vegetative Growth in Streptomyces venezuelae
... ABSTRACT Streptomycetes are filamentous bacteria that differentiate by producing spore-bearing reproductive structures called aerial hyphae. The transition from vegeta- tive to reproductive growth is controlled by the bld ...
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Incomplete and Aberrant Particles of Actinophage MSP2 from Lysates of Streptomyces venezuelae
... During purification by centrifugation methods and by adsorption chromatography, a number of types of aberrant and incomplete phage particles were seen by electron microscopy.. Two kinds [r] ...
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Activation of chloramphenicol biosynthesis in Streptomyces venezuelae ATCC 10712 by ethanol shock: insights from the promoter fusion studies
... Earlier reports from the Tan group revealed a complex regulatory network controlling biosynthesis of Jad and Cml in S. venezuelae (Fig. 1). According to these studies, performed using GI medium that normally ...
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Discovery of unusual biaryl polyketides by activation of a silent streptomyces venezuelae biosynthetic gene cluster
... Constitutive expression of halogenase genes: A PCR fragment containing the coding sequences of vemJKL and the ribosomal binding site of vemJ was amplified by using primers SVEN0487- BamHIF and SVEN0489HindIIR and cloned ...
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Antibiotic Stimulation of a Bacillus subtilis Migratory Response
... between Streptomyces venezuelae and ...S. venezuelae, ...S. venezuelae and, to our surprise, identified the inducer as the antibiotic chloramphenicol ...
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The MtrAB two-component system controls antibiotic production in Streptomyces coelicolor A3(2)
... S. venezuelae and deletion of mtrB constitutively activates MtrA and results in constitutive over-production of ...in Streptomyces coelicolor, MtrA binds to sites upstream of developmental genes and the ...
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Recombinant production of Streptococcus equisimilis streptokinase by Streptomyces lividans
... Background: Streptokinase (SK) is a potent plasminogen activator with widespread clinical use as a thrombolytic agent. It is naturally secreted by several strains of beta-haemolytic streptococci. The low yields obtained ...
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Networking strategies in streptomyces coelicolor
... fish. Streptomyces coelicolor is a naturally occurring filamentous bacterium in soil that is a popular research choice for bacteriologists because of its ability to produce clinically useful antibiotics ...of ...
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RECIPROCAL CROSSES IN STREPTOMYCES COELICOLOR
... The present investigation demon- strated that in crosses involving a streptomycin sensitive parent and a resistant parent, the recombinants were antibiotic sensitive regardl[r] ...
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EVALUATION OF THE ANTIMALARIAL POTENTIAL OF STREPTOMYCES SP
... to the negative control. The 10 ml/kg dose level, however, showed a statistically non-significant reduction. Percentage inhibition analysis indicated that inhibition was dose-dependent with 21.3, 65.3, and 80.5% ...
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Lateral Gene Transfer Dynamics in the Ancient Bacterial Genus Streptomyces
... Our results provide new insight into the paradox that, despite widespread LGT events, bacteria seemingly form “natural groups with coherent properties” (37, 44). The argument that LGT leads to significant divergence from ...
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Massive Gene Flux Drives Genome Diversity between Sympatric Streptomyces Conspecifics
... High levels of genetic diversity within a Streptomyces soil population. To uncover microevolutionary processes, we isolated and sequenced the genomes of strains from a Streptomyces population inhabiting ...
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Majority of Actinobacterial Strains Isolated from Kashmir Himalaya Soil Are Rich Source of Antimicrobials and Industrially Important Biomolecules
... pH 6.7) and ISP-7 according to international Streptomyces project [13]. Colony morphology which includes size, shape, margin, texture, form, optical property of the colony, was noticed after 14 days of incubation ...
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Production, Purification and Characterization of Inulinase from a Newly Isolated Streptomyces sp CP01
... isolated Streptomyces as in the past decade there have been very few reports on inulinases from Streptomyces, especially purification and characterization of these ...371 Streptomyces isolates, ...
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Comprehensive subcellular topologies of polypeptides in Streptomyces
... Comprehensive protein topological information is not available in the currently available databases special- ized for Streptomyces such as StreptomeDB (http://www. pharm aceut ical-bioin forma tics.org/strep tomed ...
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