2GON:
reference: Implications for Viral Capsid Assembly from Crystal Structures of HIV-1 Gag(1)(-)(278) and CA(N)(133)(-)(278)(,)., Kelly BN, Howard BR, Wang H, Robinson H, Sundquist WI, Hill CP, Biochemistry. 2006 Sep 26;45(38):11257-66. PMID: 16981686

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