| 930 / | HD | PEPTIDE OR PROTEIN SEQUENCE |
| DIG 532 | DD | CYCLIC PEPTIDES DERIVED FROM AT LEAST FIVE AMINO ACIDS AND CONTAINING AT LEAST ONE ABNORMAL PEPTIDE LINK (C07K-7/50) {2} |
| DIG 536 | DD | .~ With at least one abnormal peptide link in the ring (C07K-7/54) {2} |
| DIG 542 | | .~.~ The cyclisation occurring through the 4-amino group of the 2,4-diamino butanoic acid (C07K-7/60) {1} |
| DIG 543 | DD | .~.~.~> Polymyxins; related peptides (C07K-7/62) {2} |