# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.166865 Archaea.34122 Euryarchaeota.4657 Methanobacterium.3064 - mel.2043 mel:Metbo_2153 Type II site-specific deoxyribonuclease OC.166865 Archaea.34122 Euryarchaeota.4657 Methanobacterium.3064 - mcub.1598 mcub:MCBB_1681 eco57IR; Type IIS restriction enzyme Eco57I OC.166869 Archaea.22869 Euryarchaeota.24698 Methanobacterium.1843 Methanobacterium_formicicum.2582 mfi.2144 mfi:DSM1535_2208 hypothetical protein OC.166869 Archaea.22869 Euryarchaeota.24698 Methanobacterium.1843 - msub.1810 msub:BK009_09495 hypothetical protein