2VVQ:
reference: d-Ribose-5-Phosphate Isomerase B from Escherichia coli is Also a Functional d-Allose-6-Phosphate Isomerase, While the Mycobacterium tuberculosis Enzyme is Not., Roos AK, Mariano S, Kowalinski E, Salmon L, Mowbray SL, J Mol Biol. 2008 Jul 9. PMID: 18640127

This OCA Structure page
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