Research Article
Purification and Characterization of Bioactive Metabolite from Streptomyces monomycini RVE129 Derived from the Rift Valley Soil of Hawassa, Ethiopia
Table 2
Morphological, biochemical, and physiological characteristics of strain RVE129.
| Characteristics | Result | Characteristics | Result |
| Microscopic examination | | Indole | — | Gram reaction | + | Voges-Proskauer | — | Spore chain morphology | Rectiflexible | Carbon utilization | | Motility | Nonmotile | Inositol | — | Growth | Aerobic | Mannose | + | Physiological characteristics | | Xylose | ± | Temperature range for growth | 20-40°C | Adonitol | ± | Optimum temperature | 30°C | Fructose | + | pH range for growth | 4 to 10 | Sucrose | + | Optimum pH for growth | 7 | Sorbitol | + | NaCl tolerance range | 0-5% | Trehalose | + | Optimum NaCl (%) for growth | 2.5% | Arabinose | — | Biochemical characters | | Lactose | + | Melanin production | — | Galactose | + | Nitrate reduction | — | Maltose | + | Catalase production | + | Mannitol | + | Urease production | + | Glucose | + | Esculin degradation | + | Cellulose | ± | H2S production | + | Starch | + | Citrate utilization | + | Fructose | + | Casein hydrolysis | + | Rhamnose | — | Oxidase production | — | | | Gelatin hydrolysis | + | | |
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+: positive; ±: doubtful/poor; −: negative.
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