>sp|B4S4Z8|HIS4_PROA2 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase OS=Prosthecochloris aestuarii (strain DSM 271 / SK 413) OX=290512 GN=hisA PE=3 SV=1 MLIIPAIDIKDGKCVRLTRGDFDQQKIYLDNPRDMAIIWRKQNAKMLHVVDLDAALTGTM VNFEKIREIVATLDIPVQVGGGIRSFEDVERYLGIGVSRVVIGSAAVTNPQLIAELLATF SPSQIVVGIDAENGIPKIKGWTESSSMQDYELALEMKKLGVKRIIYTDISRDGMMQGVGY ESTRRFAMKAGMRVTASGGVTSSDDLKKLQTLEQYGVDSVIVGKALYESNFPCQQLWYNY EKGMGIDCNFTTASVRGKCCF