>sp|P20922|FRDA_PROVU Fumarate reductase flavoprotein subunit OS=Proteus vulgaris GN=frdA MQTFNADIAIIGAGGAGLRAAIAAAEANPQLKIALISKVYPMRSHTVAAEGGSAAVTQAH DSYDFHFNDTVSGGDWLCEQDVVDYFVEHCPTEMTQLELWGCPWSRKEDGSVNVRRFGGM KIERTWFAADKTGFHMLHTLFQTSLKYPQIQRFDEHFVLDILVDEGHARGVVAINMMEGT KVQIRANAVIMATGGAGRVYRFNTNGGIVTGDGMGIALRHGVPLRDMEFVQYHPTGLPGS GILMTEGCRGEGGILVNKDGYRYLQDYGLGPETPLGKPENKYMELGPRDKVSQAFWHEWR AGRTIKTHRGDVVHLDLRHLGAKKLHERLPFICELAKAYVGVDPVNEPIPVRPTAHYTMG GIETNQRTETRIKGLFAVGECSSVGLHGANRLGSNSLAELVVFGRLAGEEAVRRAQEATP ANASALDAQTRDIEDNLKKLMNQKGSENWAQIRDEMGEAMEEGCGIYRTPELMQKTIDKL TELKERFKHVEIKDTSSVFNTDLLYKIELGFGLDVAECMAHSAFNRKESRGAHQRLDEGC TERDDVNFLKHTLAFYNPEGAPRLEYSDVKITKSAPAKRVYGGEATAQDKQNKEKANG