Patent ID: 8367602

Claim:
An artificial peptide comprising the amino acid sequence of Z-X-X-Z-Y-Y-Y-Z-X-X-Z-Y-Y-Z-X-X-Z-X-Z-Y-Y-Y-Y-Y-Y-Z-Y-Y-Y-Y-Y-Y-Z-X-X-Z-X-Z-Y-Y-Y-Z-Y-Y-Z-Y-Z-X-X-Z-Y-Z-Y-Y-Z-X-X-Z-Y-Y-Z-X-X-Z-Y-Y-Z-X-X-Z-Y-Z-Z-X-Z-Z-X-X-X-X-X-X-X-X-Z-X-X-Z-X-X-X-X (SEQ ID NO:1), wherein a) Z is Pro; b) X is an amino acid selected from the group consisting of Ala, Ile, Leu, Met, Phe, Trp, and Val; and c) Y is an amino acid selected from the group consisting of Asn, Cys, Gln, Ser, Thr, and Tyr.