Patent ID: 6958387

Claim:
An isolated polypeptide comprising the amino acid sequence of a polypeptide selected from the group consisting of: (a) a polypeptide comprising an amino acid sequence having at least 95% amino acid identity with SEQ ID NO:2 and with amino acids 82-101 of SEQ ID NO:2, wherein said polypeptide comprises amino acids 376-395 of SEQ ID NQ:2 and has protease inhibitory activity; (b) a polypeptide of (a) that comprises an amino acid sequence selected from the group consisting of amino acids 61-107 of SEQ ID NO:2 and amino acids 82-101 of SEQ ID NO:2; (c) a polypeptide of (a) that comprises amino acids 398-408 of SEQ ID NQ:2; and (d) a polypeptide according to any of (a) through (c), wherein said polypeptide binds specifically with an antibody that also binds specifically with a Thypin polypeptide having an amino acid sequence as shown in SEQ ID NQ:2.