>sp|A8FSR4|RISB_SHESH 6,7-dimethyl-8-ribityllumazine synthase OS=Shewanella sediminis GN=ribH MNVVQGNIESKNAKIAIVVSRFNSFLVESLLEGAVDTLKRFGQVSDENITVVRVPGAVEL PLAARRVAASGKFDGIIALGAVIRGGTPHFDFVAGECNKGLAQVALEFDLPVSFGVLTTD TIEQAIERSGTKAGNKGGEAALGLLEMVNVLQELEQQLQD