>sp|A4XG24|GCH4_CALS8 GTP cyclohydrolase FolE2 OS=Caldicellulosiruptor saccharolyticus GN=folE2 MIDVQSQKDLRGIAIQKVGIKDLNWPIVVMDRANKTQTTIAKITAAAELKGDMRGTHMSR FIEAIDELNVVGPKEIERLLDRIKEKLDSQKAYVRFDFPYFINKRTPVTETLAPLKVDCY FEAEKGEKFDLKVGVIVPVHTLCPCSKEISEYGAHNQRAYVTIEVKMRRFMWIEELVEIA ESSASCPLYSILKRPDEKWVTERAYQNPRFVEDLLREVVVKISGDKRIKWYKVFVESIES IHNHNAFAYIEGENTK