>sp|Q3Z782|GCH1_DEHE1 GTP cyclohydrolase 1 OS=Dehalococcoides ethenogenes (strain 195) GN=folE PE=3 SV=1 MFDEQAIKQSVQNMLLAIGEDPEREGLKETPRRVAQMYAELFSGMNQDPAEVLRVGYELG HREMVIIKDIPFYSMCEHHLLPFSGVVHIGYIPNIDGRVVGISKLARVVEIYAKRPQIQE RMATQIADAIIDGLKCDGVAVVIEAEHMCMVMRGIKKPGSRVITSALRGSFHKSPAARAE FLSLIQQKH