| 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} |
| 227 | DF | .~.~ Acting on carbon to nitrogen bond other than peptide bond (3.5) {2} |
| 228 | DF | .~.~.~ Acting on a linear amide linkage in linear amide {2} |
| 229 | | .~.~.~.~ Asparaginase |