>sp|Q2FFX3|RISB_STAA3 6,7-dimethyl-8-ribityllumazine synthase OS=Staphylococcus aureus GN=ribH MNFEGKLIGKDLKVAIVVSRFNDFITGRLLEGAKDTLIRHDVNEDNIDVAFVPGAFEIPL VAKKLASSGNYDAVITLGCVIRGATSHYDYVCNEVAKGVSKVNDQTNVPVIFGILTTESI EQAVERAGTKAGNKGAEAAVSAIEMANLLKSIKA