The present invention relates to a fusion protein comprising an endolysin with an amino acid sequence according to SEQ ID NO: 1 and fragments and/or derivatives thereof and an additional cationic or polycationic peptide, an amphipatic peptide, a sushi peptide, a defensin, a hydrophobic peptide or an antimicrobial peptide fused to said endolysin, fragment and/or derivative at the N- and/or C-terminus. Moreover, the present invention relates to nucleic acid molecules encoding said fusion protein, vectors comprising said nucleic acid molecules and host cells comprising either said nucleic acid molecules or said vectors. In addition, the present invention relates to said fusion protein for use as a medicament, in particular for the treatment or prevention of staphylococcal infections, as diagnostic means, as cosmetic substance or as sanitizing agent. The present invention also relates to the use of said fusion protein for the treatment or prevention of staphylococcal contamination of foodstuff, of food processing equipment, of food processing plants, of feed for livestock animals, of surfaces coming into contact with foodstuff, of medical devices, of surfaces in hospitals and surgeries. Furthermore, the present invention relates to a pharmaceutical composition comprising said fusion protein.
