>sp|Q06J43|CYB6_BIGNA Cytochrome b6 OS=Bigelowiella natans GN=petB-A MAVIYNWFNDRLEIQAVADDITAKYVPPHVNLFYCLGGITLTCFLIQVATGFALTFYYRP TVGEALSSVRSIMLDTNFGWLIRSVHRWCASMMVLMMVLHVFRVYLTGGFKNPRESTWVT GVIMASCTVSFGVTGYSLPWDQVGYWAVKIVTGVPEAIPVIGPAIVQLLRGNSSVGQATL TRFYSLHTFVLPLLTAVFMLGHFLMIRKQGISGPL