( ( ( ( ( ( Methanobacterium3:0.35506, Methanococcus2:0.38932) 1000:0.44397, Methanococcus3:0.79865) 600:0.08704, ( Methanobacterium2:0.47731, Pyrococcus:0.50656) 966:0.29251) 822:0.23278, Thermotoga4:1.68653) 617:0.26670, Deinococcus:0.96768) 585:0.19383, ( ( ( Archaeoglobus:0.45263, Methanococcus:0.50126) 737:0.15397, Methanobacterium:0.75983) 443:0.09890, ( ( Thermotoga2:0.42937, Synechocystis2:0.49549) 571:0.11703, Synechocystis:0.72698) 579:0.09050) 248:0.03057, ( Thermotoga:0.65837, Thermotoga3:1.05028) 814:0.22684)TRICHOTOMY;