Table 1. List of endo- and exotype proteases used in this study

Enzyme	Type	Optimal condition	Ref.
Alcalase 2.4 L FG	Endo	pH 6.5–8.555°C–70°C	Noh et el. (2013)
Neutrase 0.8 L	Endo	pH 6–930°C–60°C	Zhang et al. (2022)
Flavourzyme 1,000 L	Exo	pH 5–7.250°C–55°C	Hau et al. (2022)
Prozyme 2000P	Exo	pH 5–5.555°C–60°C	Kim et al. (2022)