# OC Root 2nd 3rd 4th PC Gene/Definition OC.166382 Archaea.11195 Crenarchaeota.5730 Acidianus.758 aho.1268 aho:Ahos_1274 GTP cyclohydrolase I; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166382 Archaea.11195 Crenarchaeota.5730 Acidianus.758 aman.2046 aman:B6F84_10805 GTP cyclohydrolase I FolE; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166382 Archaea.11195 Crenarchaeota.5730 Acidianus.759 abri.1790 abri:DFR85_10065 GTP cyclohydrolase I FolE; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166382 Archaea.11195 Crenarchaeota.5730 Acidianus.758 asul.1753 asul:DFR86_09145 GTP cyclohydrolase I FolE; K01495 GTP cyclohydrolase IA [EC:3.5.4.16]