>sp|Q9UUB1|RIB4_SCHPO 6,7-dimethyl-8-ribityllumazine synthase OS=Schizosaccharomyces pombe (strain 972 / ATCC 24843) OX=284812 GN=rib4 PE=1 SV=1 MFSGIKGPNPSDLKGPELRILIVHARWNLQAIEPLVKGAVETMIEKHDVKLENIDIESVP GSWELPQGIRASIARNTYDAVIGIGVLIKGSTMHFEYISEAVVHGLMRVGLDSGVPVILG LLTVLNEEQALYRAGLNGGHNHGNDWGSAAVEMGLKALY