>sp|Q635G9|RISB_BACCZ 6,7-dimethyl-8-ribityllumazine synthase OS=Bacillus cereus GN=ribH MVFEGHLVGTGLKVGVVVGRFNEFITSKLLGGALDGLKRHGVEENDIDVAWVPGAFEIPL IAKKMANSGKYDAVITLGTVIRGATTHYDYVCNEVAKGVASLSLQTDIPVIFGVLTTETI EQAIERAGTKAGNKGYESAVAAIEMAHLSKQWA