>sp|P76044|YCJR_ECOLI 3-dehydro-D-guloside 4-epimerase OS=Escherichia coli GN=ycjR MKIGTQNQAFFPENILEKFRYIKEMGFDGFEIDGKLLVNNIEEVKAAIKETGLPVTTACG GYDGWIGDFIEERRLNGLKQIERILEALAEVGGKGIVVPAAWGMFTFRLPPMTSPRSLDG DRKMVSDSLRVLEQVAARTGTVVYLEPLNRYQDHMINTLADARRYIVENDLKHVQIIGDF YHMNIEEDNLAQALHDNRDLLGHVHIADNHRYQPGSGTLDFHALFEQLRADNYQGYVVYE GRIRAEDPAQAYRDSLAWLRTC