Table 3. Enzymatic activity profile of Levilactobacillus brevis KU15151 determined by API ZYM assay

Enzyme	Activity
Alkaline phosphatase	−
Esterase (C4)	+
Esterase lipase (C8)	−
Lipase (C14)	−
Leucine arylamidase	+
Valine arylamidase	+
Cystine arylamidase	−
Trypsin	−
α-Chymotrypsin	−
Acid phosphatase	+
Naphtol-AS-BI-phosphohydrolase	+
α-Galactosidase	+
β-Galactosidase	+
β-Glucuronidase	−
α-Glucosidase	+
β-Glucosidase	+
N-acetyl-β-glucosaminidase	−
α-Mannosidase	−
α-Fucosidase	−