6AXW:
reference: Identification of a Structural Element in HIV-1 Gag Required for Virus Particle Assembly and Maturation., Novikova M, Adams LJ, Fontana J, Gres AT, Balasubramaniam M, Winkler DC, Kudchodkar SB, Soheilian F, Sarafianos SG, Steven AC, Freed EO, MBio. 2018 Oct 16;9(5). pii: mBio.01567-18. doi: 10.1128/mBio.01567-18. PMID: 30327442

This OCA Structure page
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