Introduction: The development of a vaccine against Staphylococcus aureus has proven to be much more difficult than expected. In this study. we considered and analyzed a mutant Toxic Shock Syndrome Toxin-1 (TSST-1) as a potential vaccine candidate. Methods: An NCBI sequence of TSST-1 was analyzed bioinformatically by online tools such as Ensemble and Pubmlst. https://jalyttlers.shop/product-category/salt-pig/