>tr|A0A2H4U7V1|A0A2H4U7V1_METSM GTP cyclohydrolase III OS=Methanobrevibacter smithii GN=gch3 MIQMTLIQIDNYGPWTVTPRPRNESDLQILQAELYADLERQFANKKGLVFFTRFDNLLAV TNGIDEEDHLRIQRSIRNRYPITISMGVGAAETPHEAQKLATIALQKEGGAQSSKRKEIL AIDSLAPADENNLVQAAHIDINSVTETLTDIESAFDTNFMVNKAQHYLMTKLIKKGALLF FIGGDNFMAPCNGLSEKEIEDILVEINDEIGIGLKAGIGVGRNMEDAAYMADLGLEEIRD HDNGMWTWVIEKEY