>sp|B4S9G0|HIS6_PROA2 Imidazole glycerol phosphate synthase subunit HisF OS=Prosthecochloris aestuarii GN=hisF MLAKRIIPCLDVRDGRVVKGINFEGLRDAGSILEQARFYNGELADELVFLDISASLESRK TTLGEVLKVSEEVFIPLTVGGGISSVERAHDAFMHGADKVSVNTAAIATPELISRIAEKF GSQAVVVAIDVKKVGNDYIVHTHSGKKPTQYEAMEWAHKVEKLGAGEILLTSMDRDGTKS GYDNVILKAISTSVNIPVIASGGAGNLEHLYQGFAEGHADAALAASIFHFRQYSIREAKT YLRERGIVVRL