The present invention relates to an antibacterial adhesive protein, an antibacterial nanoparticles, an antibacterial composition containing the same, and a method for producing the same. More specifically, the antibacterial adhesive protein in which an antibiotic peptide is linked to the adhesive protein of mussels, the antibacterial property described above. An antibacterial substance having an inherent antibacterial property, which contains a derivative of a mussel adhesive protein in which a tyrosine residue in the adhesive protein is modified to a catechol derivative, and a metal capable of coordinating with the above-mentioned mussel adhesive protein derivative. The present invention relates to sex nanoparticles, an antibacterial composition containing the same, and a method for producing the same.本発明は、抗菌性接着タンパク質、抗菌性ナノ粒子、それを含む抗菌組成物及びその製造方法に関し、より詳細には、ムール貝の接着タンパク質に抗生ペプチドが連結される抗菌性接着タンパク質、上記抗菌性接着タンパク質内のチロシン残基がカテコール誘導体に修正された（ｍｏｄｉｆｉｅｄ）ムール貝の接着タンパク質の誘導体、及び上記ムール貝の接着タンパク質の誘導体と配位結合可能な金属を含み、内在した抗菌性を有する、抗菌性ナノ粒子、それを含む抗菌組成物及びその製造方法に関する。
