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Table 1 Morphological, physiological and biochemical characteristics of Streptomyces sannanensis SU118

From: Production of potent antimicrobial agent by actinomycete, Streptomyces sannanensis strain SU118 isolated from phoomdi in Loktak Lake of Manipur, India

Properties

Result

Morphological characteristics

 

  Cell shape

Mycelial

  Sporophore morphology

Rectus- Flexibilis (RF)

  Aerial mycelium colour

Light gray

  Substrate mycelium colour

Cream-light brown

Physiological characteristics

 

  Growth under anaerobic condition

- ve

  Acid-fast reaction

- ve

  Production of melanoid pigment

+ ve

  Temperature range for growth

25 – 40°C

  Optimum temperature for growth

28°C

  pH range for growth

5 - 9

  Optimum pH for growth

7

  Growth on Mc Conkey agar

- ve

  NaCl tolerance

3%

Biochemical characteristics

 

  Gram reaction

+ ve

  Catalase production

- ve

  Oxidase production

- ve

  Urease production

- ve

  Hydrogen sulfide production

- ve

  Nitrate reduction

- ve

  Gelatin liquefaction

- ve

  Methyl red test

- ve

  Vogues proskauer test

- ve

  Indole production test

- ve

  Citrate utilization test

- ve

  Starch hydrolysis

+ ve

  Casein hydrolysis

- ve

Acid production from

 

  Glucose

- ve

  Arabinose

- ve

  Mannitol

- ve

  Xylose

- ve

  Meso-inositol

- ve

  Raffinose

- ve

  Rhamnose

- ve

  Salicin

- ve

  Sucrose

- ve

  Galactose

- ve

  Fructose

- ve

  Cell-wall amino acids

LL-Diaminopimelic aid

  Cell-wall sugars

No diagnostic

  1. Note: + ve: Positive for the test; − ve: Negative for the test.