unlike acid protease from solid bran culture , which contains both carbohydrate-containing and the carbohydrate-free species , all of the four enzymes , e1 , e1a , e1b , and e2 , contained carbohydrate , ranging from 18.9 to 43 % and comprising three hexoses , glucose , galactose , and mannose .
C0019494
hexoses
C0024742
mannose