>tr|A0A385KCL4|A0A385KCL4_9ROSI Cytochrome b6 OS=Castanea seguinii GN=petB MSKVYDWFEERLEIQAIADDITSKYVPPHVNIFYCLGGITLTCFLVQVATGFAMTFYYRP TVTEAFASVQYIMTEANFGWLIRSVHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWVT GVVLAVLTASFGVTGYSLPRDQIGYWAVKIVTGVPEAIPVIGSPLVELLRGSASVGQSTL TRFYSLHTFVLPLLTAVFMLMHFPMIRKQGISGPL