>tr|B9AEW0|B9AEW0_METSM GTP cyclohydrolase III OS=Methanobrevibacter smithii DSM 2375 GN=gch3 MIQMTLIQIDNYGPWTVTPRPRNESDLQILQAELYADLERQFANKKGLVFFTRFDNLLAV TNGIDEEDHLRIQRSIRNRYPITISMGVGAAETPHEAQKLATIALQKEGGAQSSKRKEIL AIDSLAPADENNLVQAAHIDINSVTETLTDIESAFDTNFMVNKAQHYLMTKLIKKGALLF FIGGDNFMAPCNGLSEKEIEDILVEINDEIGIGLKAGIGVGRNMEDAAYMADLGLEEIRD HDNGMWTWVIEKEY