4DEZ:
reference: The PAD region in the mycobacterial DinB homologue MsPolIV exhibits positional heterogeneity., Sharma A, Subramanian V, Nair DT, Acta Crystallogr D Biol Crystallogr. 2012 Aug;68(Pt 8):960-7. Epub 2012 Jul 17. PMID: 22868761

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