>sp|O66381|SIGA_HALH5 RNA polymerase sigma factor SigA OS=Halalkalibacterium halodurans GN=sigA MAEKPLRPLAEGELSIDQVKEQLVELGKKRGVLTYAEITEKLAPYDQDSDQMDEFFEYLG EQGVEILNDNEEVPSLQQVEKEEEEFDLNDLSVPPGVKINDPVRMYLKEIGRVPLLTAEE EIELATRIEQGDEEAKRRLAEANLRLVVSIAKRYVGRGMLFLDLIQEGNMGLIKAVEKFD YNKGFKFSTYATWWIRQAITRAIADQARTIRIPVHMVETINKLIRVQRQLLQDLGREPSP EEVAEEMDLTPEKVREILKIAQEPVSLETPIGEEDDSHLGDFIEDQDALAPSDAAAYELL KEQLEDVLDTLTDREENVLRLRFGLDDGRTRTLEEVGKVFGVTRERIRQIEAKALRKLRH PSRSKRLKDFLE