Production of a Thermostable and Alkaline Chitinase by Bacillus thuringiensis subsp. kurstaki Strain HBK-51

Table 1

Morphological and physiological characteristics of chitinase-producing bacteria strain HBK-51.

Morphological characteristics
Form	Rod
Gram stain	Positive
Spore	Terminal spore forming
Capsule	Negative
Motility	Positive
Physiological characteristics
Catalase	Positive
Hydrolysis of starch	Positive
β-haemolysis	Positive
Cimons’ Citrate	Positive
Hydrolysis of gelatin	Negative
Hydrolysis of l lecithin	Negative
Indol formation	Negative
VP-Test	Negative
Urease	Negative