1GQN:
reference: Comparison of different crystal forms of 3-dehydroquinase from Salmonella typhi and its implication for the enzyme activity., Lee WH, Perles LA, Nagem RA, Shrive AK, Hawkins A, Sawyer L, Polikarpov I, Acta Crystallogr D Biol Crystallogr. 2002 May;58(Pt 5):798-804. Epub 2002, Apr 26. PMID: 11976491

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