9q1c

Crystal Structure of WT HIV-1 Protease (NL4-3) with Inhibitor LR4-46

Method: X-RAY DIFFRACTION Dmax: 59.3 Å Quality: GOOD

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

Protease

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 489–587 Chain B; UniProt 489–587 Not recorded A1CNK (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl {(2S,3R)-1-(3,5-difluorophenyl)-3-hydroxy-4-[{4-[(1R)-1-hydroxyethyl]benzene-1-sulfonyl}(2-methylpropyl)amino]butan-2-yl}carbamate × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 5.5;293 K;23-24% w/v ammonium sulfate, 0.1 M Bis-Tris-methane-HCl, pH 5.5 Resolution 1.94 Å R-free 0.252

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 211 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 1–99; UniProt 489–587 Author chain B; PDBConstruct 1–99; UniProt 489–587

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 9q1c

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9q1c
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9q1c
Deposition date deposition_date2025-08-13
Structure title titleCrystal Structure of WT HIV-1 Protease (NL4-3) with Inhibitor LR4-46
Keywords keywordsHIV-1 Protease, wild-type HIV-1 Protease, Protease-Inhibitor complex, HYDROLASE-INHIBITOR complex; HYDROLASE/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.10
Radius of gyration Rg (electron density) rg_electron17.12
Forward intensity I(0) i07780660.00
Molecular weight molecular_weight21864.0 kDa
Excluded volume excluded_volume27977 ų
Envelope volume envelope_volume30973 ų
Hydration-shell volume shell_volume15513 ų
Envelope diameter envelope_diameter60.9
Shell Rg shell_rg22.84
Envelope Rg envelope_rg17.46
Shape Rg shape_rg17.13
Total Rg total_rg18.06
Total atoms total_atoms3132
Residues n_residues198
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 dmax59.3
Rg (real space) rg_real18.08
Rg uncertainty (real space) rg_real_error0.41
I(0) (real space) i0_real7.7810e+06
I(0) uncertainty (real space) i0_real_error9.1560e+04
Rg (reciprocal space) rg_reciprocal18.08
I(0) (reciprocal space) i0_reciprocal7781000.0000
Solution quality estimate total_estimate0.7994
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary20.8
Skewness Skewness skewness0.347
Kurtosis Kurtosis kurtosis-0.257
Angular range angular_range— – 0.4400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3360000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.797; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

8. Citations (1)

9. Files and Curves (10)