>6WN6_1|Chains A, B, C, D|3-keto-D-glucoside 4-epimerase|Escherichia coli (562) MHHHHHHSSGLVPRGSGMKETAAAKFERQHMDSPDLGTDDDDKAMADIGSKKMKIGTQNQAFFPENILEKFRYIKEMGFDGFEIDGKLLVNNIEEVKAAIKETGLPVTTACGGYDGWIGDFIEERRLNGLKQIERILEALAEVGGKGIVVPAAWGMFTFRLPPMTSPRSLDGDRKMVSDSLRVLEQVAARTGTVVYLEPLNRYQDHMINTLADARRYIVENDLKHVQIIGDFYHMNIEEDNLAQALHDNRDLLGHVHIADNHRYQPGSGTLDFHALFEQLRADNYQGYVVYEGRIRAEDPAQAYRDSLAWLRTC