>sp|A1W9I3|RISB_ACISJ 6,7-dimethyl-8-ribityllumazine synthase OS=Acidovorax sp. GN=ribH MFGADKGTADKLDGKKLHIGIVQARFNENITNTLAAACRAELLRLGVQEKHIRHVLVPGA LEVPVALQAMAERDEYDALIALGCIIRGETYHFELVANESGAGVTRLALDYQVPIANAII TTENLEQALARQTEKGVDAARVAVEMANLLEELS