Fig. 2From: A novel thermophilic chitinase directly mined from the marine metagenome using the deep learning tool PreoptemBiochemical characteristics of Chi304. A The number of predicted psychrophilic, mesophilic, and thermophilic proteins among the total chitinases screened from the ocean metagenome. B Predicted optimal temperatures of screened chitinases. C Optimum temperature and D thermal stability of selected chitinase Chi304Back to article page