>sp|P0AC17|FOLB_ECOL6 Dihydroneopterin aldolase OS=Escherichia coli O6:H1 GN=folB MDIVFIEQLSVITTIGVYDWEQTIEQKLVFDIEMAWDNRKAAKSDDVADCLSYADIAETV VSHVEGARFALVERVAEEVAELLLARFNSPWVRIKLSKPGAVARAANVGVIIERGNNLKE NN