>tr|A0A509CH34|A0A509CH34_9ENTR 6,7-dimethyl-8-ribityllumazine synthase OS=Salmonella sp. NCTC 6947 GN=ribH MNIIKANVAAPDARVAITIARFNQFINDSLLDGAVDALTRIGQVKDDNITVVWVPGAYEL PLATEALAKSGKYDAVVALGTVIRGGTAHFEYVAGGASNGLASVAQDSGVPVAFGVLTTE SIEQAIERAGTKAGNKGAEAALTALEMINVLKAIKA