>sp|A0LUD3|RISB_ACIC1 6,7-dimethyl-8-ribityllumazine synthase OS=Acidothermus cellulolyticus GN=ribH MTGEGRPDRAVVAAHGIRLGIAASRWNAHVVDAMVERAIEAARSCGVTTPTVVRVAGALE LPVVALELAHHHDAVVGLAAVIRGATPHFEYVAQAATMGLTQVAIQTGTPVGDGILTCDS MAQALDRCGLPDSAEDKGWEATVAALDCALVLRDLRSRAAAGMPG