>tr|Q4J9S1|Q4J9S1_SULAC Transcriptional regulator TetR family OS=Sulfolobus acidocaldarius GN=Saci_1107 MMYRAPKTEKGKESLNKILDASVELIADKGFLSTSINDITSKAGVAYGLFYFYFKSKHDI LDEIIRQFNRNMRYYLKTYTQNLDSRIDVEKVGMKKFLEWMNENKKYYKIFIETQVHRPD IYKWHFMKLAERYTTGLSEAMRRGEIINVDPELLSYVLIGIAHMLGKRYVLWSNSGLTLK QQRDLDLIIENMLTPR