abstract |
(57) [Problem] To provide a therapeutic agent containing, as an active ingredient, a polypeptide that acts antagonistically to a chimeric protein SYT-SSX1 involved in the formation of human synovial sarcoma. SOLUTION: The fifteenth amino acid sequence of SEQ ID NO: 2 A polypeptide comprising the amino acid sequence of No. 6-206, or a polynucleotide encoding this polypeptide, has a form that can be introduced into cells. |