HYDROLASE, THIAZOLINES, CHITINASE A, GLYCOSIDASE, CHITIN HYDROLYSIS, CHITIN DEGRADATION, POLYSACCHARIDE DEGRADATION, FAMILY 18 CHITINASES, CARBOHYDRATE METABOLISM CHITINASE A FROM SERRATIA MARCESCENS ATCC990 IN COMPLEX WITH CHITOTRIO-THIAZOLINE. 2WLY