8g6k

HIV-1 CA lattice bound to IP6; from capsid-like particles

Method: ELECTRON MICROSCOPY Dmax: 143.2 Å Quality: REASONABLE

1. Protein Identity and Related Structures Protein Identity & Related Structures

Capsid protein

Human immunodeficiency virus 1

UniProt B6DRA0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 35 PDB declaration: 35-meric(35) Consistent with protein copy count Chain A; UniProt 133–363 Chain B; UniProt 133–363 Chain C; UniProt 133–363 Chain D; UniProt 133–363 Chain E; UniProt 133–363 Chain F; UniProt 133–363 Chain G; UniProt 133–363 Not recorded No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.60 Å
2 Protein homooligomer Homooligomer Protein × 7 PDB declaration: heptameric(7) Consistent with protein copy count Chain A; UniProt 133–363 Chain B; UniProt 133–363 Chain C; UniProt 133–363 Chain D; UniProt 133–363 Chain E; UniProt 133–363 Chain F; UniProt 133–363 Chain G; UniProt 133–363 Not recorded No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.60 Å
3 Protein homooligomer Homooligomer Protein × 7 PDB declaration: heptameric(7) Consistent with protein copy count Chain A; UniProt 133–363 Chain B; UniProt 133–363 Chain C; UniProt 133–363 Chain D; UniProt 133–363 Chain E; UniProt 133–363 Chain F; UniProt 133–363 Chain G; UniProt 133–363 Not recorded No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.60 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

70 other PDB entries and 101 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name B6DRA0_9HIV1
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–232; UniProt 133–363 Author chain B; PDBConstruct 2–232; UniProt 133–363 Author chain C; PDBConstruct 2–232; UniProt 133–363 Author chain D; PDBConstruct 2–232; UniProt 133–363 Author chain E; PDBConstruct 2–232; UniProt 133–363 Author chain F; PDBConstruct 2–232; UniProt 133–363 Author chain G; PDBConstruct 2–232; UniProt 133–363

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 8g6k

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8g6k
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8g6k
Deposition date deposition_date2023-02-15
Structure title titleHIV-1 CA lattice bound to IP6; from capsid-like particles
Keywords keywordsHIV-1, capsid, lattice, virus, virus like particle; VIRUS LIKE PARTICLE
Experimental Method methodELECTRON MICROSCOPY

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier41.20
Radius of gyration Rg (electron density) rg_electron41.09
Forward intensity I(0) i0211990000.00
Molecular weight molecular_weight95290.0 kDa
Excluded volume excluded_volume109460 ų
Envelope volume envelope_volume235840 ų
Hydration-shell volume shell_volume49956 ų
Envelope diameter envelope_diameter152.4
Shell Rg shell_rg44.67
Envelope Rg envelope_rg39.75
Shape Rg shape_rg41.09
Total Rg total_rg41.33
Total atoms total_atoms9388
Residues n_residues1379
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax143.2
Rg (real space) rg_real41.28
Rg uncertainty (real space) rg_real_error1.48
I(0) (real space) i0_real2.1200e+08
I(0) uncertainty (real space) i0_real_error4.2480e+06
Rg (reciprocal space) rg_reciprocal41.20
I(0) (reciprocal space) i0_reciprocal212000000.0000
Solution quality estimate total_estimate0.6398
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary49.0
Skewness Skewness skewness0.432
Kurtosis Kurtosis kurtosis-0.047
Angular range angular_range— – 0.1900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha27230000.0000
Real-space data points n_real_points39
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.787; Stabil: 1.000; Sysdev: 0.046; Positv: 1.000; Valcen: 0.999; Smooth: 0.816

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 8 domains

CATH v4.4 (8 domains)

Domain ID domain_id8g6kA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id8g6kB01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id8g6kB02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain
Domain ID domain_id8g6kC01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id8g6kD01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id8g6kE01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id8g6kF01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id8g6kG01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein

8. Citations (1)

9. Files and Curves (10)