9n0v

Crystal structure of the HIV capsid hexamer bound to the small molecule long-acting inhibitor, KFA-027

Method: X-RAY DIFFRACTION Dmax: 127.8 Å Quality: GOOD

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

Capsid protein p24

Human immunodeficiency virus 1

UniProt P12497

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 133–352 Chain B; UniProt 133–352 Not recorded A1BUL N-[(1S)-1-{(3M)-3-[4-chloro-3-(methanesulfonamido)-1-(2,2,2-trifluoroethyl)-1H-indazol-7-yl]-6-[3-(methanesulfonyl)-3-methylbut-1-yn-1-yl]pyridin-2-yl}-2-phenylethyl]-2-[(3bS,4aR)-5,5-difluoro-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl]acetamide × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;277 K;200 mM NaI, 100 mM Sodium cacodylate pH 6.5, 6% glycerol, 9% PEG 3350 Resolution 2.98 Å R-free 0.309
2 Protein homooligomer Homooligomer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain C; UniProt 133–352 Chain D; UniProt 133–352 Not recorded A1BUL N-[(1S)-1-{(3M)-3-[4-chloro-3-(methanesulfonamido)-1-(2,2,2-trifluoroethyl)-1H-indazol-7-yl]-6-[3-(methanesulfonyl)-3-methylbut-1-yn-1-yl]pyridin-2-yl}-2-phenylethyl]-2-[(3bS,4aR)-5,5-difluoro-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-1H-cyclopropa[3,4]cyclopenta[1,2-c]pyrazol-1-yl]acetamide × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;277 K;200 mM NaI, 100 mM Sodium cacodylate pH 6.5, 6% glycerol, 9% PEG 3350 Resolution 2.98 Å R-free 0.309

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.

163 other PDB entries and 210 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1N5
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–220; UniProt 133–352 Author chain B; PDBConstruct 1–220; UniProt 133–352 Author chain C; PDBConstruct 1–220; UniProt 133–352 Author chain D; PDBConstruct 1–220; UniProt 133–352

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 9n0v

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9n0v
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9n0v
Deposition date deposition_date2025-01-24
Structure title titleCrystal structure of the HIV capsid hexamer bound to the small molecule long-acting inhibitor, KFA-027
Keywords keywordsHIV capsid hexamer, capsid inhibitor, long-acting inhibitor, VIRAL PROTEIN; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier36.86
Radius of gyration Rg (electron density) rg_electron36.61
Forward intensity I(0) i0163209000.00
Molecular weight molecular_weight101090.0 kDa
Excluded volume excluded_volume125840 ų
Envelope volume envelope_volume174730 ų
Hydration-shell volume shell_volume41418 ų
Envelope diameter envelope_diameter133.6
Shell Rg shell_rg40.90
Envelope Rg envelope_rg35.92
Shape Rg shape_rg36.62
Total Rg total_rg36.89
Total atoms total_atoms14020
Residues n_residues880
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 dmax127.8
Rg (real space) rg_real36.98
Rg uncertainty (real space) rg_real_error1.16
I(0) (real space) i0_real1.6320e+08
I(0) uncertainty (real space) i0_real_error2.8580e+06
Rg (reciprocal space) rg_reciprocal36.91
I(0) (reciprocal space) i0_reciprocal163200000.0000
Solution quality estimate total_estimate0.8534
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary41.6
Skewness Skewness skewness0.431
Kurtosis Kurtosis kurtosis-0.058
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10330000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.836; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.928; Smooth: 0.653

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)