>sp|Q2YTM0|RISB_STAAB 6,7-dimethyl-8-ribityllumazine synthase OS=Staphylococcus aureus GN=ribH MNFEGKLIGKDLKVAIVVSRFNDFITGRLLEGAKDTLIRHDVNEDNIDVAFVPGAFEIPL VAKKLASSGNYDAVITLGCVIRGATSHYDYVCNEVAKGVSKVNDQTNVPVIFGILTTESI EQAVERAGTKAGNKGAEAAVSAIEMANLLKSIKA