>tr|A0A0U2PZ13|A0A0U2PZ13_9POAL Cytochrome b6 OS=Guadua chacoensis GN=petB MSKVYDWFEERLEIQAIADDITSKYVPPHVNIFYCLGGITLTCFLVQVATGFAMTFYYRP TVTEAFSSVQYIMTEANFGWLIRSVHRWSASMMVLMMILHVFRVYLTGGFKKPRELTWVT GVVLAVLTASFGVTGYSLPWDQIGYWAVKIVTGVPEAIPVIGSPLVELLRGSASVGQSTL TRFYSLHTFVLPLLTAVFMLMHFPMIRKQGISGPL