Patent ID: 7615534

Claim:
An artificially synthesized antimicrobial peptide having an antimicrobial property against at least one type of bacteria, wherein the antimicrobial peptide comprises an amino acid sequence composed of at least a part of a nuclear diffusion inhibitory signal (NIS) sequence included in a Rev-protein derived from human immunodeficiency virus (HIV), wherein said amino acid sequence is selected from the group consisting of SEQ ID NO: 1, SEQ ID NO: 2, SEQ ID NO: 3, SEQ ID NO: 4, SEQ ID NO: 5, SEQ ID NO: 6, SEQ ID NO: 7, SEQ ID NO: 8, SEQ ID NO: 9, SEQ ID NO: 10, and SEQ ID NO: 11; and the total number of amino acid residues is 20 or fewer.