2DF7:
reference: Crystal structure of infectious bursal disease virus VP2 subviral particle at 2.6A resolution: Implications in virion assembly and immunogenicity., Lee CC, Ko TP, Chou CC, Yoshimura M, Doong SR, Wang MY, Wang AH, J Struct Biol. 2006 Jul;155(1):74-86. Epub 2006 Mar 31. PMID: 16677827

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