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carbohydrates - Identifying the D/L form of any aldose or ketose in cyclic form - Chemistry Stack Exchange
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RCSB PDB - 1XLF: MECHANISM FOR ALDOSE-KETOSE INTERCONVERSION BY D-XYLOSE ISOMERASE INVOLVING RING OPENING FOLLOWED BY A 1,2-HYDRIDE SHIFT
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Carbohydrates - Chemistry Encyclopedia - structure, reaction, proteins, molecule, Aldoses, Ketoses, Monosaccharide Derivatives
![Carbohydrates - Chemistry Encyclopedia - structure, reaction, proteins, molecule, Aldoses, Ketoses, Monosaccharide Derivatives Carbohydrates - Chemistry Encyclopedia - structure, reaction, proteins, molecule, Aldoses, Ketoses, Monosaccharide Derivatives](http://www.chemistryexplained.com/images/chfa_01_img0166.jpg)