4AAI:
reference: Structural Studies of E73 from a Hyperthermophilic Archaeal Virus Identify the "RH3" Domain, an Elaborated Ribbon-Helix-Helix Motif Involved in DNA Recognition., Schlenker C, Goel A, Tripet BP, Menon S, Willi T, Dlakic M, Young MJ, Lawrence CM, Copie V, Biochemistry. 2012 Apr 3;51(13):2899-910. Epub 2012 Mar 22. PMID: 22409376

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