si_0650 Bacteriorhodopsin Bacteriorhodopsin si_0650 Bacteriorhodopsin Transcription regulator Bat, regulates bacteriorhodopsin synthesis si_0650 Bacteriorhodopsin Bacteriorhodopsin related protein Brp, likely catalyses oxidative cleavage of beta carotene to retinal si_0650 Bacteriorhodopsin Bacteriorhodopsin related protein Blp si_0650 Bacteriorhodopsin Protein CrtB1 involved in bacteriorhodopsin synthesis si_0650 Bacteriorhodopsin Brp-like protein si_0650 Bacteriorhodopsin Geranylgeranyl-diphosphate geranylgeranyl-transferase