>sp|Q2N8I7|HIS4_ERYLH 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Erythrobacter litoralis (strain HTCC2594) OX=314225 GN=hisA PE=3 SV=1 MIVFPAIDLKGGEVVRLAEGDMDRATVYGDNPAAQAMLFAEAGAEHLHVVDLDGAFAGES RNREAVEAIVAEFPGYVQLGGGIRDATAVEGWFNLGVARIVIGSAALKDPDFVKEMAREW ENGIVVAVDARDGMIATEGWAEVSDVPVADMARRFEDAGVASLLFTDIGRDGLLKGCNID ATVELARQTDMPVIASGGVKGLDDIHVLSLHAHEGIEGVITGRALYEGRLDLAAAIAMGA RS