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The structure of the immature HIV-1 capsid in intact virus particles at sub-nm resolution

Electron Microscopy
8.8Å resolution
PDB entry 4usn coloured by chain, front view.
PDB entry 4usn coloured by chain, side view.
PDB entry 4usn coloured by chain, top view.
Source organism: Human immunodeficiency virus 1
Assemblies composition:
homo hexamer
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo hexamer
Accessible surface area: 67639.16 Å2
Buried surface area: 1107.97 Å2
Dissociation area: 553.99 Å2
Dissociation energy (ΔGdiss): -55.8 kcal/mol
Dissociation entropy (TΔSdiss): 62.97 kcal/mol
Symmetry number: 6
PDBe Complex ID: PDB-CPX-191561
Assembly 2 (preferred)
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 22447.35 Å2
Buried surface area: 156.2 Å2
Dissociation area: 78.1 Å2
Dissociation energy (ΔGdiss): -10.74 kcal/mol
Dissociation entropy (TΔSdiss): 11.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191560
Assembly 3
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 22324.07 Å2
Buried surface area: 176.8 Å2
Dissociation area: 88.4 Å2
Dissociation energy (ΔGdiss): -10.64 kcal/mol
Dissociation entropy (TΔSdiss): 11.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191560
Assembly 4
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 22403.03 Å2
Buried surface area: 195.88 Å2
Dissociation area: 97.94 Å2
Dissociation energy (ΔGdiss): -10.54 kcal/mol
Dissociation entropy (TΔSdiss): 11.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191560
Assembly 5
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 22661.42 Å2
Buried surface area: 161.99 Å2
Dissociation area: 80.99 Å2
Dissociation energy (ΔGdiss): -10.67 kcal/mol
Dissociation entropy (TΔSdiss): 11.65 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191560
Assembly 6
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 22511.28 Å2
Buried surface area: 168.4 Å2
Dissociation area: 84.2 Å2
Dissociation energy (ΔGdiss): -10.74 kcal/mol
Dissociation entropy (TΔSdiss): 11.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191560
Assembly 7
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Assembly Name: Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 22528.53 Å2
Buried surface area: 172.51 Å2
Dissociation area: 86.26 Å2
Dissociation energy (ΔGdiss): -10.32 kcal/mol
Dissociation entropy (TΔSdiss): 11.64 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-191560

Macromolecules

Retroviral nucleocapsid Gag protein p24 C-terminal domain-containing protein
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R
Length: 210 amino acids
Theoretical weight: 23.43 KDa
Source organism: Human immunodeficiency virus 1
UniProt:
  • Canonical: Q9IVM8 (Residues: 4-213; Coverage: 93%)
Gene name: gag
Pfam:
InterPro:
p24 in PDB entry 4usn, assembly 2, front view.
p24 in PDB entry 4usn, assembly 2, side view.
p24 in PDB entry 4usn, assembly 2, top view.
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