| abstract |
PROBLEM TO BE SOLVED: To provide a novel protein involved in colon cancer suppressor gene APC. A polypeptide selected from the group consisting of the following (a) to (c). (a) a polypeptide comprising an amino acid sequence consisting of a specific sequence (b) binding to an armadillo repeat site in an APC gene product comprising an amino acid sequence having at least 70% homology with an amino acid sequence consisting of a specific sequence And (c) an armadillo repeat of a gene product of the tumor suppressor gene APC, comprising (c) an amino acid sequence consisting of a specific sequence, wherein one or several amino acids are deleted, substituted or added Polypeptide with binding ability to site [selection figure] None |