5kgx

HIV1 catalytic core domain in complex with an inhibitor (2~{S})-2-[3-(3,4-dihydro-2~{H}-chromen-6-yl)-1-methyl-indol-2-yl]-2-[(2-methylpropan-2-yl)oxy]ethanoic acid

Method: X-RAY DIFFRACTION Dmax: 51.5 Å Quality: GOOD

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

Integrase

Human immunodeficiency virus 1

UniProt Q76353

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 50–212 Non-standard monomer:Yes (specific site not provided by mmCIF) 7SK (2S)-tert-butoxy[3-(3,4-dihydro-2H-1-benzopyran-6-yl)-1-methyl-1H-indol-2-yl]acetic acid × 2 SO4 SULFATE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;277 K;8%PEG 8K .1M Ammonium Sulfate .1M Na-cacodylate 5mM DTT Resolution 2.67 Å R-free 0.244

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.

103 other PDB entries and 114 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name Q76353_9HIV1
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–163; UniProt 50–212

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 5kgx

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5kgx
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5kgx
Deposition date deposition_date2016-06-13
Structure title titleHIV1 catalytic core domain in complex with an inhibitor (2~{S})-2-[3-(3,4-dihydro-2~{H}-chromen-6-yl)-1-methyl-indol-2-yl]-2-[(2-methylpropan-2-yl)oxy]ethanoic acid
Keywords keywordsIntegrase Allini, Nucleic acid binding, TRANSFERASE-TRANSFERASE INHIBITOR complex; TRANSFERASE/TRANSFERASE INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier16.12
Radius of gyration Rg (electron density) rg_electron15.08
Forward intensity I(0) i04732110.00
Molecular weight molecular_weight15763.0 kDa
Excluded volume excluded_volume19803 ų
Envelope volume envelope_volume22525 ų
Hydration-shell volume shell_volume12897 ų
Envelope diameter envelope_diameter50.1
Shell Rg shell_rg20.56
Envelope Rg envelope_rg15.30
Shape Rg shape_rg15.10
Total Rg total_rg16.08
Total atoms total_atoms1126
Residues n_residues134
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 dmax51.5
Rg (real space) rg_real16.04
Rg uncertainty (real space) rg_real_error0.26
I(0) (real space) i0_real4.7320e+06
I(0) uncertainty (real space) i0_real_error5.1700e+04
Rg (reciprocal space) rg_reciprocal16.05
I(0) (reciprocal space) i0_reciprocal4732000.0000
Solution quality estimate total_estimate0.8993
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary20.2
Skewness Skewness skewness0.168
Kurtosis Kurtosis kurtosis-0.450
Angular range angular_range— – 0.4950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha786100.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.896; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.999

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd5kgxa_
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_id5kgxA00
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)