>sp|A1U5H6|HIS4_MARN8 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Marinobacter nauticus GN=hisA MLIIPAIDLKDGKCVRLRQGRMEDSTVFGDDPVDMATKWVDAGARRLHLVDLNGAFAGEP VNGEIVKAIAVKYPNLPIQIGGGIRSAETIEAYLKAGVQWVIIGTKAVKEPEFVTEMCKE FPGHIIVGLDAKDGRVATDGWAEVSEVMAVDLAKRFANDGVSSIVYTDIARDGMMQGVNV EATAKLAEEGGIPVIASGGVTNMDDLKRLATVADTGVIGAITGRAIYEGTLDVAEAQAYC DSLKN