Patent ID: 7507787

Claim:
An isolated peptide comprising a general formula X 1 X 2 X 3 IX 4 PX 4 IPX 5 X 2 X 1 (SEQ ID NO: 4), wherein X 1 is one or two of R, L or K, X 2 is one of C, S or A, X 3 is one of R or P, X 4 is one of A or V and X 5 is one of V or W, and wherein the peptide is LLCRIVPVIPWCK (SEQ ID NO: 5), LRCPIAPVIPVCKK (SEQ ID NO: 6), KSRIVPAIPVSLL (SEQ ID NO: 7), KKSPIAPAIPWSR (SEQ ID NO: 8), RRARIVPAIPVARR (SEQ ID NO: 9) or LSRIAPAIPWAKL (SEQ ID NO: 10).