>tr|Q2RTX4|Q2RTX4_RHORT tRNA-dihydrouridine(20/20a) synthase OS=Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1) OX=269796 GN=dusA PE=3 SV=1 MMVSAPAPRSQPDRSQPDRRLSVAPMMDWTDRHDRWFLRQITKRTLLYTEMITAQALLHA DPGRFLDHHPDEHPLALQLGGSDPRALAEATRLAAPFGFAEINLNVGCPSDRVSSGRFGA CLMADPALVAECLSAMAEASNAPVTIKHRIGIDDLDSYDQLVGFVDQVARSGIATIIVHA RKAWLKGLSPKENREIPPLRHDVVHRLKADFPGLEVILNGGITTLTQALDHLGSGDPAAP AVDGVMIGRAAYETPYMLAQADGLIFGEATPAPSRHEVALALLPYLDAMTARGEPVKRLT RHILGLFHGQPGARAYRRHLGEAGVRPDATAQVLIDALAHIPALDEAES