>tr|D2ZPQ8|D2ZPQ8_METSM GTP cyclohydrolase III OS=Methanobrevibacter smithii DSM 2374 GN=gch3 MIQMTLIQIDNYGPWTVTPRPRNESDLQILQAELYADLERQFANKKGLVFFTRFDNLLAV TNGIDEEDHLRIQRSIRNRYPITISMGVGAAETPHEAQKLATIALQKEGGAQSSKRKEIL AIDSLAPADENNLVQAAHIDINSVTETLTDIESAFDTNFMVNKAQHYLMTKLIKKGALLF FIGGDNFMAPCNGLSEKEIEDILVEINDEIGIGLKAGIGVGRNMEDAAYMADLGLEEIRD HDNGMWTWVIEKEY