ETFQO (ELECTRON-TRANSFER FLAVOPROTEIN:UBIQUINONE OXIDOREDUCTASE); catalytic/ electron acceptor. similar to unnamed protein product [Vitis vinifera] (GB:CAO16939.1); similar to putative electron transfer oxidoreductase [Oryza sativa] (GB:AAK39567.1); similar to Electron transfer flavoprotein-ubiquinone oxidoreductase,mitochondrial precursor, putative, expressed [Oryza sativa (japonica cultivar-group)] (GB:ABB47884.1); contains InterPro domain FAD-dependent pyridine nucleotide-disulphide oxidoreductase (InterPro:IPR013027); contains InterPro domain Pyridine nucleotide-disulphide oxidoreductase, class-II; (InterPro:IPR000103); contains InterPro