4ojr

Crystal Structure of the HIV-1 Integrase catalytic domain with GSK1264

Method: X-RAY DIFFRACTION Dmax: 50.4 Å Quality: EXCELLENT

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

HIV-1 Integrase

Human immunodeficiency virus type 1

UniProt P03366

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 1209–1371 Fragment:UNP residues 1209-1371 Mutation:F185K 2SQ (2S)-tert-butoxy[4-(8-fluoro-5-methyl-3,4-dihydro-2H-chromen-6-yl)-2-methyl-1-oxo-1,2-dihydroisoquinolin-3-yl]ethanoic acid × 2 CAC CACODYLATE ION × 4 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 6.5;298 K;7% Peg 8K, 0.2M Ammonium Sulfate, 0.1M sodiium cacodylate pH 6.5, 5mM MgCl2, 5mM MnCl2, 5mM DTT, VAPOR DIFFUSION, HANGING DROP, temperature 298K Resolution 1.82 Å R-free 0.201

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.

383 other PDB entries and 469 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1B1
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–164; UniProt 1209–1371

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 4ojr

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4ojr
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id4ojr
Deposition date deposition_date2014-01-21
Structure title titleCrystal Structure of the HIV-1 Integrase catalytic domain with GSK1264
Keywords keywordsViral DNA integration, DNA Binding, LEDGF Binding, 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_guinier15.85
Radius of gyration Rg (electron density) rg_electron14.71
Forward intensity I(0) i04158140.00
Molecular weight molecular_weight14695.0 kDa
Excluded volume excluded_volume18462 ų
Envelope volume envelope_volume20940 ų
Hydration-shell volume shell_volume12347 ų
Envelope diameter envelope_diameter50.4
Shell Rg shell_rg20.14
Envelope Rg envelope_rg14.90
Shape Rg shape_rg14.74
Total Rg total_rg15.74
Total atoms total_atoms1027
Residues n_residues131
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 dmax50.4
Rg (real space) rg_real15.78
Rg uncertainty (real space) rg_real_error0.30
I(0) (real space) i0_real4.1580e+06
I(0) uncertainty (real space) i0_real_error4.9280e+04
Rg (reciprocal space) rg_reciprocal15.78
I(0) (reciprocal space) i0_reciprocal4158000.0000
Solution quality estimate total_estimate0.9013
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary19.8
Skewness Skewness skewness0.164
Kurtosis Kurtosis kurtosis-0.453
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha644300.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.904; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 1.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4ojra_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.55 — Ribonuclease H-like motif
Superfamily Superfamily superfamilyc.55.3 — Ribonuclease H-like
Family Family familyc.55.3.2 — Retroviral integrase, catalytic domain

CATH v4.4 (1 domains)

Domain ID domain_id4ojrA00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology420 — Nucleotidyltransferase; domain 5
Homologous superfamily homologous superfamily10 — Ribonuclease H-like superfamily/Ribonuclease H

8. Citations (1)

9. Files and Curves (10)