2Z01:
reference: Crystal structures and ligand binding of PurM proteins from Thermus thermophilus and Geobacillus kaustophilus., Kanagawa M, Baba S, Watanabe Y, Nakagawa N, Ebihara A, Kuramitsu S, Yokoyama S, Sampei GI, Kawai G, J Biochem. 2015 Oct 29. pii: mvv107. PMID: 26515187

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