Table 3.
Enzyme activities of P. pentosaceus MZF16 determined by API-ZYM kit.
Enzyme | Substrate | P. pentosaceus MZF16 |
---|---|---|
Control | − | − |
Alkaline phosphatase | 2-naphthyl phosphate | − |
Esterase | 2-naphthyl butyrate | − |
Esterase Lipase | 2-naphthyl caprylate | − |
Lipase | 2-naphthyl myristate | − |
Leucine arylamidase | L-leucyl-2-naphthylamide | ++++ |
Valine arylamidase | L-valyl-2-naphthylamide | ++++ |
Cystine arylamidase | L-cystyl-2-naphthylamide | ++ |
Trypsin | N-benzoyl-DL-arginine-2 naphthylamide | − |
α-chymotrypsin | N-glutaryl-phenylanine-2-naphthylamide | − |
Acid phosphatase | 2-naphthyl phosphate | ++++ |
Naphtol-AS-BI- phosphohydrolase | Naphtol-AS-BI-phosphate | ++ |
α-galactosidase | 6-Br-2-naphthyl-α-D-galactopyranoside | − |
β-galactosidase | 2-naphthyl-β-D-galactopyranoside | − |
β-glucuronidase | Naphtol-AS-BI-β-D-glucuronide | − |
α-glucosidase | 2-naphthyl-α-D-glucopyranoside | − |
β-glucosidase | 6-Br-2-naphthyl-β-D-glucopyranoside | ++++ |
N-acetyl-β- glucosaminidase | 1-naphthyl-N-acetyl-β-D-glucosaminide | ++++ |
α-mannosidase | 6-Br-2-naphthyl-α-D-mannopyranoside | − |
α-fucosidase | 2-naphthyl-α-L-fucopyranoside | − |
(−), negative (colorless or very pale yellow); (+), positive (violet or orange or blue).