# OC Root 2nd 3rd PC Gene/Definition OC.417561 Archaea.3696 Thaumarchaeota.1346 nkr.1597 nkr:NKOR_08355 tRNA-guanine transglycosylase; K18779 7-cyano-7-deazaguanine tRNA-ribosyltransferase [EC:2.4.2.48]