>sp|A6U2N1|RISB_STAA2 6,7-dimethyl-8-ribityllumazine synthase OS=Staphylococcus aureus GN=ribH MNFEGKLIGKDLKVAIVVSRFNDFITGRLLEGAKDTLIRHDVNEDNIDVAFVPGAFEIPL VAKKLASSGNYDAIITLGCVIRGATSHYDYVCNEVAKGVSKVNDQTNVPVIFGILTTESI EQAVERAGTKAGNKGAEAAVSAIEMANLLKSIKA