Antimicrobial peptide halymorin variants and methods of using the same

Abstract

An antimicrobial peptide having an amino acid sequence selected from SEQ ID NOs: 2-12 is provided. The antimicrobial peptide has antimicrobial activity against Gram-negative bacteria, Campylobacter jejuni, Escherichia coli, Salmonella enterica subsp. enterica serovar typhimurium, Salmonella enterica subsp. enterica serovar choleraesuis, Klebsiella pneumonica, and/or Enterobacter cloacae. A composition, pharmaceutical composition, food additive, cosmetic composition, or hygine product having an antimicrobial peptide including an amino acid sequence selected from SEQ ID NOs: 2-12 is also provided. A method of treating an infectious disease caused by bacteria including a step of administering a pharmaceutical composition having the antimicrobial peptide as an active ingredient is also provided.

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