3r0y

Crystal Structures of Multidrug-resistant HIV-1 Protease in Complex with Mechanism-Based Aspartyl Protease Inhibitors

Method: X-RAY DIFFRACTION Dmax: 65.1 Å Quality: REASONABLE

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

Multidrug-resistant clinical isolate 769 HIV-1 Protease

Human immunodeficiency virus 1

UniProt Q000H7

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 1–99 Chain B; UniProt 1–99 Not recorded RSZ N-[(2S)-1-{[(2S,3S)-3-hydroxy-5-oxo-5-{[(2R)-1-oxo-3-phenyl-1-(prop-2-yn-1-ylamino)propan-2-yl]amino}-1-phenylpentan-2-yl]amino}-3-methyl-1-oxobutan-2-yl]pyridine-2-carboxamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.2;298 K;0.3 M NaCl, 0.1 M HEPES, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.65 Å R-free 0.231

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.

20 other PDB entries and 20 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q000H7_9HIV1
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–99; UniProt 1–99 Author chain B; PDBConstruct 1–99; UniProt 1–99

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 3r0y

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3r0y
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3r0y
Deposition date deposition_date2011-03-09
Structure title titleCrystal Structures of Multidrug-resistant HIV-1 Protease in Complex with Mechanism-Based Aspartyl Protease Inhibitors
Keywords keywordsHydrolase, 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_guinier18.57
Radius of gyration Rg (electron density) rg_electron17.67
Forward intensity I(0) i08034830.00
Molecular weight molecular_weight22087.0 kDa
Excluded volume excluded_volume28316 ų
Envelope volume envelope_volume32797 ų
Hydration-shell volume shell_volume15998 ų
Envelope diameter envelope_diameter67.6
Shell Rg shell_rg23.24
Envelope Rg envelope_rg17.95
Shape Rg shape_rg17.69
Total Rg total_rg18.60
Total atoms total_atoms1556
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 dmax65.1
Rg (real space) rg_real18.56
Rg uncertainty (real space) rg_real_error0.51
I(0) (real space) i0_real8.0350e+06
I(0) uncertainty (real space) i0_real_error1.0460e+05
Rg (reciprocal space) rg_reciprocal18.56
I(0) (reciprocal space) i0_reciprocal8035000.0000
Solution quality estimate total_estimate0.7359
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary18.7
Skewness Skewness skewness0.389
Kurtosis Kurtosis kurtosis-0.195
Angular range angular_range— – 0.4300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha4120000.0000
Real-space data points n_real_points74
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.583; Stabil: 0.948; Sysdev: 1.000; Positv: 1.000; Valcen: 0.970; Smooth: 0.000

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_idd3r0ya_
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_idd3r0yb_
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_id3r0yA00
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_id3r0yB00
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)