摘要 |
PROBLEM TO BE SOLVED: To provide a new polypeptide and composition having high affinity to keratin or keratin-containing substances, for example, skin, fingernail or hair and/or mucosa and/or teeth.SOLUTION: A composition contains at least one kind of the hydrophobin polypeptide sequence (i) shown below. X-C-X-C-X-C-X-C-X-C-X-C-X-C-X-C-X(I) [In the formula, X may be any of 20 natural amino acids, the variable of X represents the number of amino acid, variable n and m are numbers in the range of 0 to 500, C is cysteine, alanine, serine, glycine, methionine or threonine, and at least four of the residues designated by C are cysteine.] |