>tr|Q97V71|Q97V71_SACS2 Electron transfer flavoprotein, subunit beta (EtfB) OS=Saccharolobus solfataricus (strain ATCC 35092 / DSM 1617 / JCM 11322 / P2) OX=273057 GN=etfB PE=3 SV=1 MNIIVGFKIVPDDQMIKVVGDKLNTDAPLKVSTYDKNAIEEAIRLKEKFGGKVTGITVGN NDRKSIREALAMGVDEVIAILVKDPDVYVTAMAIAENVKTLNPDIILFSEMTTDSGTSAL PAYVSELLGLPYISNVKSLKIEGNKVVADRGMVSYLETVESSLPIIVSVGGEINTPRIPS VKQIMESSKKPVKEVKFDAQSKVRIREIKPMIVNRKRIVIEESDINKAVDKLIEYLKSDG VI