>sp|B9KXJ4|HIS4_THERP 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Thermomicrobium roseum GN=hisA MIVIPAIDLREGRCVRLFRGDFARATVYSDDPIEMAQRWASAGARWLHVVDLDGARLGQP VQHELIERVIRAVPDVAVQVGGGVRTLDAVERLLVGGAARVVIGTAALERPDMLREALAR FGVERVVVAVDSRDGWVATHGWETVQAIRVEEVVHRVVLLGVRRVLATDVTRDGTLTRPN LELMGRLAALGVTVIASGGVGSRSDLEALARVPGVEAAIVGRALYEGRVRFERPEDWVIG AEAA