The present invention relates to novel fragments of AIMP1 protein and a composition for improving alopecia and promoting hair growth comprising the same, more specifically it relates to a polypeptide consisting of 4 to 21 consecutive amino acids from the amino acid sequence of SEQ ID NO: 1, wherein the polypeptide comprises the 28th to 31st amino acid residue (KEKA) of amino acid sequence of SEQ ID NO: 1, or a polypeptide consisting of an amino acid sequence having 70 percent or more sequence homology with the polypeptide; a polynucleotide encoding the polypeptide; a pharmaceutical, cosmetic and food composition for improving alopecia and promoting hair growth comprising the polypeptide.

You do not currently have access to this content.