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Table 1 Morphological and biochemical characteristics of Halobacillus sp. HAL1 in comparison with related species

From: Optimization, partial purification, and characterization of a novel high molecular weight alkaline protease produced by Halobacillus sp. HAL1 using fish wastes as a substrate

Characteristics

1

2

3

Morphology

Rods, single, or in chain

Rods, single, or in chain

Rod

Pigmentation

Yellow orange

white

Orange

Spore shape

S/E

S/E

E/S

Spore position

C/ST

C/ST

C/ST

Motility

−

−

+

Gram

+

+

+

NaCl concentration for growth (%, w/v)

 Range

1–21

1–24

0.5–30

 Optimum

9

10

10

 Temperature range for growth (°C)

25–40

10–49

10–44

 pH range for growth

7–10

6–9.6

6–9.5

Hydrolysis of

 Gelatin

+

+

+

 Casein

+

+

−

 Starch

+

+

−

 Urea

−

−

−

Acid from

 D-galactose

−

−

+

 glucose

+

+

+

 Maltose

+

+

+

 Xylose

−

−

−

  1. Strains: 1, Halobacillus sp. HAL1; 2, Halobacillus karajensis [32]; 3, Halobacillus trueperi DSM 10404 T [33]