>sp|Q06063|DUS4_YEAST tRNA-dihydrouridine(20a/20b) synthase [NAD(P)+] OS=Saccharomyces cerevisiae GN=DUS4 MHTMHIPSGDVLIPKPKLITEETDPLHIIKTRQKTHGRPVTIAGPMVRYSKLPFRQLCRE YNVDIVYSPMILAREYVRNEHARISDLSTNNEDTPLIVQVGVNNVADLLKFVEMVAPYCD GIGINCGCPIKEQIREGIGCALIYNSDLLCSMVHAVKDKYGDKLRIETKIRIHEALDETV ELCRKLCDAGVDWITIHGRTRRTRSSQPANLDAIKYIIENISDKNVPVIANGDCFKLSDL ERITKYTGAHGVMAVRGLLSNPALFAGYTTCPWGCIEKFCYWALEFGGLPFQLAQHHLYC MLENMELKKSLLKKMMNLKNYISLIDWFNKTFEFKRYGEDGFGMGVEIPYKANSCVQRSA SVVERQE