the amino acid sequence of the ( 1 -- > 3 ) -beta-glucanase shows highly conserved internal domains and 52 % overall positional identity with barley ( 1 -- > 3 , 1 -- > 4 ) -beta-glucanase isoenzyme eii , an enzyme of related but quite distinct substrate specificity .
C0022173
isoenzyme
C0014442
enzyme