# OC Root 2nd 3rd 4th PC Gene/Definition OC.255358 Archaea.35450 Euryarchaeota.8877 Methanocaldococcus.2909 mvu.1727 mvu:Metvu_1761 UvrD/REP helicase; K03657 DNA helicase II / ATP-dependent DNA helicase PcrA [EC:3.6.4.12]