>sp|Q3IT10|HIS4_NATPD 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Natronomonas pharaonis GN=hisA MFPSFEVIPAVDMQDGQVVQLVGGERGTETEYGDPVAAAQRWVDAGAETLHLVDLDGAFE GERANADAVEAVLEATDVSVQLGGGIRTVDDADSLLSMGVDRVILGTAAVENPDIVGEIN DRHPGSVVVSLDAKDGEVVVSGWTESTGLDPAEAAARYEAEGAGGVLFTDVDVEGQLSGV RADEIARVVDAVDIPVIASGGVSTLSDIEALKDAGAAATVVGTALYEGEFTLEEAAAVV