# OC Root 2nd 3rd 4th PC Gene/Definition OC.417561 Archaea.3696 Euryarchaeota.7522 Halorhabdus.796 hut.2132 hut:Huta_2181 tRNA-guanine transglycosylase, various specificities; K18779 7-cyano-7-deazaguanine tRNA-ribosyltransferase [EC:2.4.2.48] OC.417561 Archaea.3696 Euryarchaeota.7522 Halorhabdus.796 hti.2014 hti:HTIA_2061 archaeosine tRNA-ribosyltransferase type 1; K18779 7-cyano-7-deazaguanine tRNA-ribosyltransferase [EC:2.4.2.48]