3oxx

Crystal Structure of HIV-1 I50V, A71V Protease in Complex with the Protease Inhibitor Atazanavir

Method: X-RAY DIFFRACTION Dmax: 82.1 Å Quality: GOOD

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

HIV-1 PROTEASE

HIV-1 M:B_ARV2/SF2

UniProt P03369

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 491–589 Chain B; UniProt 491–589 Mutation:Q7K, I50V, A71V GOL GLYCEROL × 3 EDO 1,2-ETHANEDIOL × 2 ACT ACETATE ION × 3 DR7 (3S,8S,9S,12S)-3,12-BIS(1,1-DIMETHYLETHYL)-8-HYDROXY-4,11-DIOXO-9-(PHENYLMETHYL)-6-[[4-(2-PYRIDINYL)PHENYL]METHYL]-2,5, 6,10,13-PENTAAZATETRADECANEDIOIC ACID DIMETHYL ESTER × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.2;295 K;126mM Phosphate buffer pH 6.2, 63mM Sodium Citrate, 18-33% Ammonium Sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 1.65 Å R-free 0.215
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 491–589 Chain D; UniProt 491–589 Mutation:Q7K, I50V, A71V GOL GLYCEROL × 3 EDO 1,2-ETHANEDIOL × 1 ACT ACETATE ION × 3 DR7 (3S,8S,9S,12S)-3,12-BIS(1,1-DIMETHYLETHYL)-8-HYDROXY-4,11-DIOXO-9-(PHENYLMETHYL)-6-[[4-(2-PYRIDINYL)PHENYL]METHYL]-2,5, 6,10,13-PENTAAZATETRADECANEDIOIC ACID DIMETHYL ESTER × 1 PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.2;295 K;126mM Phosphate buffer pH 6.2, 63mM Sodium Citrate, 18-33% Ammonium Sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 295K Resolution 1.65 Å R-free 0.215

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.

80 other PDB entries and 95 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1A2
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–99; UniProt 491–589 Author chain B; PDBConstruct 1–99; UniProt 491–589 Author chain C; PDBConstruct 1–99; UniProt 491–589 Author chain D; PDBConstruct 1–99; UniProt 491–589

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 3oxx

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3oxx
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3oxx
Deposition date deposition_date2010-09-22
Structure title titleCrystal Structure of HIV-1 I50V, A71V Protease in Complex with the Protease Inhibitor Atazanavir
Keywords keywordsHIV-1 protease, inhibitor resistance, AIDS, Aspartyl protease, 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_guinier24.59
Radius of gyration Rg (electron density) rg_electron23.78
Forward intensity I(0) i029364400.00
Molecular weight molecular_weight44346.0 kDa
Excluded volume excluded_volume56763 ų
Envelope volume envelope_volume67047 ų
Hydration-shell volume shell_volume23856 ų
Envelope diameter envelope_diameter82.0
Shell Rg shell_rg30.40
Envelope Rg envelope_rg23.80
Shape Rg shape_rg23.79
Total Rg total_rg24.54
Total atoms total_atoms3114
Residues n_residues396
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 dmax82.1
Rg (real space) rg_real24.60
Rg uncertainty (real space) rg_real_error0.48
I(0) (real space) i0_real2.9360e+07
I(0) uncertainty (real space) i0_real_error3.9760e+05
Rg (reciprocal space) rg_reciprocal24.60
I(0) (reciprocal space) i0_reciprocal29360000.0000
Solution quality estimate total_estimate0.8836
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary24.8
Skewness Skewness skewness0.332
Kurtosis Kurtosis kurtosis-0.421
Angular range angular_range— – 0.3250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha23840000.0000
Real-space data points n_real_points64
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.860; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.919; Smooth: 0.982

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd3oxxa_
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_idd3oxxb_
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_idd3oxxc_
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_idd3oxxd_
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 (4 domains)

Domain ID domain_id3oxxA00
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_id3oxxB00
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_id3oxxC00
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_id3oxxD00
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)