1PRZ:
reference: Crystal structure of the RluD pseudouridine synthase catalytic module, an enzyme that modifies 23S rRNA and is essential for normal cell growth of Escherichia coli., Sivaraman J, Iannuzzi P, Cygler M, Matte A, J Mol Biol 2004 Jan 2;335(1):87-101. PMID: 14659742

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