# OC Root 2nd 3rd PC Gene/Definition OC.671335 Bacteria.161516 Aquificae.1090 tam.1643 tam:Theam_1669 methyltransferase GidB; K03501 16S rRNA (guanine527-N7)-methyltransferase [EC:2.1.1.170] OC.671335 Bacteria.161516 Aquificae.1090 dte.1044 dte:Dester_1123 Ribosomal RNA small subunit methyltransferase G; K03501 16S rRNA (guanine527-N7)-methyltransferase [EC:2.1.1.170]