8cbt

HIV-1 Integrase Catalytic Core Domain and C-Terminal Domain in Complex with Allosteric Integrase Inhibitor MUT872

Method: X-RAY DIFFRACTION Dmax: 84.7 Å Quality: GOOD

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

Integrase

Human immunodeficiency virus 1

UniProt P12497

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 × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 1367–1435 Chain A; UniProt 1197–1359 Chain B; UniProt 1367–1435 Chain B; UniProt 1197–1359 Chain C; UniProt 1367–1435 Chain C; UniProt 1197–1359 Chain D; UniProt 1367–1435 Chain D; UniProt 1197–1359 Not recorded W2Q (2~{S})-2-[3-cyclopropyl-2-(3,4-dihydro-2~{H}-chromen-6-yl)-6-methyl-phenyl]-2-cyclopropyloxy-ethanoic acid × 2 EDO 1,2-ETHANEDIOL × 5 MG MAGNESIUM ION × 2 PEG DI(HYDROXYETHYL)ETHER × 4 CL CHLORIDE ION × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6.5;294 K;PEG 8000, ethylene glycol, magnesium chloride, calcium chloride, imidazole, MES Resolution 2.14 Å R-free 0.253

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.

163 other PDB entries and 211 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name POL_HV1N5
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–70; UniProt 1367–1435 Author chain A; PDBConstruct 71–233; UniProt 1197–1359 Author chain B; PDBConstruct 2–70; UniProt 1367–1435 Author chain B; PDBConstruct 71–233; UniProt 1197–1359 Author chain C; PDBConstruct 2–70; UniProt 1367–1435 Author chain C; PDBConstruct 71–233; UniProt 1197–1359 Author chain D; PDBConstruct 2–70; UniProt 1367–1435 Author chain D; PDBConstruct 71–233; UniProt 1197–1359

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 8cbt

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8cbt
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8cbt
Deposition date deposition_date2023-01-25
Structure title titleHIV-1 Integrase Catalytic Core Domain and C-Terminal Domain in Complex with Allosteric Integrase Inhibitor MUT872
Keywords keywordsIntegrase, HIV, ALLINI, Allosteric Inhibitor, Inhibitor, Retrovirus, INLAI, NCINI, MINI, LEDGIN, Mutabilis, MUT872, 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_guinier23.28
Radius of gyration Rg (electron density) rg_electron22.30
Forward intensity I(0) i029663000.00
Molecular weight molecular_weight43688.0 kDa
Excluded volume excluded_volume55542 ų
Envelope volume envelope_volume64937 ų
Hydration-shell volume shell_volume24703 ų
Envelope diameter envelope_diameter84.2
Shell Rg shell_rg29.37
Envelope Rg envelope_rg22.77
Shape Rg shape_rg22.27
Total Rg total_rg23.27
Total atoms total_atoms3079
Residues n_residues377
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 dmax84.7
Rg (real space) rg_real23.29
Rg uncertainty (real space) rg_real_error0.74
I(0) (real space) i0_real2.9660e+07
I(0) uncertainty (real space) i0_real_error4.7340e+05
Rg (reciprocal space) rg_reciprocal23.29
I(0) (reciprocal space) i0_reciprocal29660000.0000
Solution quality estimate total_estimate0.7548
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary28.7
Skewness Skewness skewness0.452
Kurtosis Kurtosis kurtosis0.042
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha15650000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.626; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.932; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id8cbtA01
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily10 — Integrase, C-terminal domain superfamily, retroviral
Domain ID domain_id8cbtC01
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology30 — SH3 type barrels.
Homologous superfamily homologous superfamily10 — Integrase, C-terminal domain superfamily, retroviral

8. Citations (1)

9. Files and Curves (10)