>sp|A4J6A4|RISB_DESRM 6,7-dimethyl-8-ribityllumazine synthase OS=Desulforamulus reducens GN=ribH MPKVFEGHLLGQELKFGIVVGRFNEFITNKLLSGALDALKRHGVEDENVEIAYVPGAYEI PLVAKKMADSKRYDGVICLGAVIRGATPHFEYVSAEVSKGVAKISLDSNLPVIFGVLTVD TIEQAIERAGTKAGNKGWEAANAAIEMANLLKTI