>sp|Q9UUB1|RIB4_SCHPO 6,7-dimethyl-8-ribityllumazine synthase OS=Schizosaccharomyces pombe GN=rib4 MFSGIKGPNPSDLKGPELRILIVHARWNLQAIEPLVKGAVETMIEKHDVKLENIDIESVP GSWELPQGIRASIARNTYDAVIGIGVLIKGSTMHFEYISEAVVHGLMRVGLDSGVPVILG LLTVLNEEQALYRAGLNGGHNHGNDWGSAAVEMGLKALY