| 435 / | HD | CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY | 
| 183 | DF | ENZYME (E.G., LIGASES (6. ), ETC.), PROENZYME; COMPOSITIONS THEREOF; PROCESS FOR PREPARING, ACTIVATING, INHIBITING, SEPARATING, OR PURIFYING ENZYMES {11} | 
| 195 | DF | .~ Hydrolase (3. ) {4} | 
| 200 | DF | .~.~ Acting on glycosyl compound (3.2) {6} | 
| 201 | DF | .~.~.~ Acting on alpha-1, 4-glucosidic bond, (e.g., hyaluronidase, invertase, amylase, etc. (some 3.2.1)) {3} | 
| 202 |  | .~.~.~.~ Alpha-amylase, microbial source {1} | 
| 203 | DF | .~.~.~.~.~> Fungal source |