Department of Chemistry;
Beijing Normal University;
Beijing 100875;
China;
Faculty of Science;
Beijing University of Chemical Technology;
Beijing 100029;
China;
Department of Biochemistry;
Queen’s University;
Kingston;
Ontario;
K7L3N6;
Canada;
insect; antifreeze; protein; synergistic; effect; antifreeze; activity; β-helix; quantum; chemistry; molecular; mechanics; molecular; dynamics;