>sp|Q2LVE9|HIS4_SYNAS 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Syntrophus aciditrophicus (strain SB) OX=56780 GN=hisA PE=3 SV=1 MVIIPAIDLKGGKCVRLLQGDFERVTVYSDHPVEMAKAWREKGAERLHLVDLDGSIAGNP RNAAIISQIVKSVGVPVEIGGGIRDISTIQRYLDMGVQWVILGTAALKDRSFVYNACDLF PGHVILGIDANNGKVAVEGWTEQSAITALELAISYENRGIAAVIYTDISRDGMQTGVNVE GTRVLAEAVDIPVIASGGVATLDDIKRLLPLEESGIAGVIIGKALYSGAIALEEAISLAK SS