# OC Root 2nd 3rd 4th PC Gene/Definition OC.166401 Eukaryotes.310402 Animals.132773 Nematodes.12804 cel.7154 cel:CELE_F32G8.6 cat-4; GTP cyclohydrolase 1; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166401 Eukaryotes.310402 Animals.132773 Nematodes.12804 cbr.7850 cbr:CBG09642 Cbr-cat-4; C. briggsae CBR-CAT-4 protein; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166401 Eukaryotes.310402 Animals.132773 Nematodes.12804 nai.4032 nai:NECAME_03278 GTP cyclohydrolase I; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166401 Eukaryotes.310402 Animals.132775 Nematodes.12803 bmy.9315 bmy:Bm1_50975 GTP cyclohydrolase I; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166401 Eukaryotes.310402 Animals.132773 Nematodes.12805 loa.1682 loa:LOAG_01526 GTP cyclohydrolase I; K01495 GTP cyclohydrolase IA [EC:3.5.4.16] OC.166401 Eukaryotes.310402 Animals.132773 Nematodes.42818 tsp.6588 tsp:Tsp_05993 GTP cyclohydrolase I; K01495 GTP cyclohydrolase IA [EC:3.5.4.16]