BCS1 homolog, ubiquinol-cytochrome c reductase complex chaperone MPLSDFILAL KDNPYFGAGF GLVGVGTALA LARKGVQLGL VAFRRHYMIT LEVPARDRSY AWLLSWLTRH STRTQHLSVE TSYLQHESGR ISTKFEFVPS PGNHFIWYRG KWIRVERSRE MQMIDLQTGT PWESVTFTAL GTDRKVFFNI LEEARELALQ QEEGKTVMYT AVGSEWRPFG YPRRRRPLNS VVLQQGLADR IVRDVQ