4heg

Crystal Structure of HIV-1 protease mutants R8Q complexed with inhibitor GRL-0519

Method: X-RAY DIFFRACTION Dmax: 60.5 Å Quality: REASONABLE

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

HIV-1 protease

Human immunodeficiency virus type 1

UniProt P03367

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 501–599 Chain B; UniProt 501–599 Fragment:UNP residues 501-599 Mutation:Q7K, R8Q, L33I, L63I, C67A, C95A G52 (3R,3aS,3bR,6aS,7aS)-octahydrodifuro[2,3-b:3',2'-d]furan-3-yl [(1S,2R)-1-benzyl-2-hydroxy-3-{[(4-methoxyphenyl)sulfonyl](2-methylpropyl)amino}propyl]carbamate × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.1;298 K;22%-24% saturated Ammonium Sulfate, 130-135 mM Sodium Phosphate, 0.05 M Sodium Citrate, pH 6.1, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.46 Å R-free 0.210

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.

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

View Construct and Data Evidence
UniProt name POL_HV1BR
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–99; UniProt 501–599 Author chain B; PDBConstruct 1–99; UniProt 501–599

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 4heg

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4heg
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4heg
Deposition date deposition_date2012-10-03
Structure title titleCrystal Structure of HIV-1 protease mutants R8Q complexed with inhibitor GRL-0519
Keywords keywordsaspartic acid protease, drug resistance, HIV-1 protease inhibitor GRL-0519, HYDROLASE-Hydrolase Inhibitor complex; HYDROLASE/Hydrolase Inhibitor
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier18.04
Radius of gyration Rg (electron density) rg_electron17.08
Forward intensity I(0) i07603210.00
Molecular weight molecular_weight22010.0 kDa
Excluded volume excluded_volume28390 ų
Envelope volume envelope_volume31166 ų
Hydration-shell volume shell_volume15602 ų
Envelope diameter envelope_diameter59.6
Shell Rg shell_rg22.77
Envelope Rg envelope_rg17.44
Shape Rg shape_rg17.08
Total Rg total_rg18.09
Total atoms total_atoms1550
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 dmax60.5
Rg (real space) rg_real18.01
Rg uncertainty (real space) rg_real_error0.30
I(0) (real space) i0_real7.6030e+06
I(0) uncertainty (real space) i0_real_error8.3950e+04
Rg (reciprocal space) rg_reciprocal18.02
I(0) (reciprocal space) i0_reciprocal7603000.0000
Solution quality estimate total_estimate0.7385
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary19.6
Skewness Skewness skewness0.343
Kurtosis Kurtosis kurtosis-0.280
Angular range angular_range— – 0.4400 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha3109000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.793; Stabil: 1.000; Sysdev: 0.408; Positv: 1.000; Valcen: 0.997; Smooth: 0.997

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd4hega_
Class classb — All beta proteins
Fold Fold foldb.50 — Acid proteases
Superfamily Superfamily superfamilyb.50.1 — Acid proteases
Family Family familyb.50.1.1 — Retroviral protease (retropepsin)
Domain ID domain_idd4hegb_
Class classb — All beta proteins
Fold Fold foldb.50 — Acid proteases
Superfamily Superfamily superfamilyb.50.1 — Acid proteases
Family Family familyb.50.1.1 — Retroviral protease (retropepsin)

CATH v4.4 (2 domains)

Domain ID domain_id4hegA00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases
Domain ID domain_id4hegB00
Class class2 — Mainly Beta
Architecture architecture40 — Beta Barrel
Topology topology70 — Cathepsin D, subunit A; domain 1
Homologous superfamily homologous superfamily10 — Acid Proteases

8. Citations (1)

9. Files and Curves (10)