2XHZ:
reference: Probing the active site of the sugar isomerase domain from E. coli arabinose-5-phosphate isomerase via X-ray crystallography., Gourlay LJ, Sommaruga S, Nardini M, Sperandeo P, Deho G, Polissi A, Bolognesi M, Protein Sci. 2010 Dec;19(12):2430-9. doi: 10.1002/pro.525. PMID: 20954237

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