# OC Root 2nd 3rd 4th PC Gene/Definition OC.255358 Archaea.35450 Euryarchaeota.8877 Halodesulfurarchaeum.614 halh.1561 halh:HTSR_1601 uvrD; UvrD/REP helicase; K03657 DNA helicase II / ATP-dependent DNA helicase PcrA [EC:3.6.4.12] OC.255358 Archaea.35450 Euryarchaeota.8877 Halodesulfurarchaeum.614 hhsr.1629 hhsr:HSR6_1670 uvrD; DNA helicase II / ATP-dependent DNA helicase PcrA; K03657 DNA helicase II / ATP-dependent DNA helicase PcrA [EC:3.6.4.12]