MLMNSVIALTFLTASSNNGGLNIDVQQEEEKRINNDLNQYDTTLFNKDSKEVNDAIAKQKKERQQQIKNDMFQNQASHSTRLNETKKVLFSKSNLEKTSESDKSPYIQNKQEKKIFPYILMSVGAFLTLGFVIFSIHKGRRTKNESARKSNI Required for secretion of esxA and esxB. ESSA_STAAU 152 essA Protein essA