>sp|C5D3M9|RISB_GEOSW 6,7-dimethyl-8-ribityllumazine synthase OS=Geobacillus sp. GN=ribH MKVMEGNLVGTGLKIAIVISRFNEFITSKLLSGAMDGLKRHGVNENDVTVAWVPGAFEIP LIAKKLAESRQYDAVIALGAVIRGATSHYDYVCNEVAKGVSHAALSTGTPVIFGVLTTDT IEQAIERAGTKAGNKGWEAAVSAIEMANLLRTFA