>sp|A7Z674|RISB_BACVZ 6,7-dimethyl-8-ribityllumazine synthase OS=Bacillus velezensis GN=ribH MNIIQGNLVGTGLKIGIVVGRFNEFITSKLLSGAEDTLLRHGVESNDIDVAWVPGAFEIP FAAKKMAETKKYDAVITLGTVIRGATTHYDYVCNEAAKGIAQAGTATGVPVIFGIVTTET IEQAIERAGTKAGNKGADCAVSAIEMANLNRSFE