# OC Root 2nd 3rd 4th PC Gene/Definition OC.166411 Eukaryotes.414694 Protists.38326 Amoebozoa.7252 dfa.5485 dfa:DFA_06191 gchA; GTP cyclohydrolase I; K01495 GTP cyclohydrolase IA [EC:3.5.4.16]