4xrq

Disulfide stabilized HIV-1 CA hexamer 4mut (S41A, Q67H, V165I, L172I) in complex with PF-3450074

Method: X-RAY DIFFRACTION Dmax: 62.5 Å Quality: REASONABLE

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

Capsid protein p24

Human immunodeficiency virus 1

UniProt P12493

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 133–363 Mutation:A14C,S41A,E45C,Q67H,V165I,L172I,W184A,M185A 1B0 N-METHYL-NALPHA-[(2-METHYL-1H-INDOL-3-YL)ACETYL]-N-PHENYL-L-PHENYLALANINAMIDE × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.5;290 K;0.2 M potassium thiocyanate, 8% w/v PEG 20K, 8% v/v PEG 550 MME, 0.1 M TRIS pH 8.5, 3% 1,4-dioxane Resolution 1.95 Å R-free 0.221

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.

70 other PDB entries and 88 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name GAG_HV1N5
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–231; UniProt 133–363

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 4xrq

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4xrq
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4xrq
Deposition date deposition_date2015-01-21
Structure title titleDisulfide stabilized HIV-1 CA hexamer 4mut (S41A, Q67H, V165I, L172I) in complex with PF-3450074
Keywords keywordsViral protein, capsid, inhibitor; VIRAL PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier23.33
Radius of gyration Rg (electron density) rg_electron22.67
Forward intensity I(0) i010189100.00
Molecular weight molecular_weight23822.0 kDa
Excluded volume excluded_volume29819 ų
Envelope volume envelope_volume38243 ų
Hydration-shell volume shell_volume15563 ų
Envelope diameter envelope_diameter83.1
Shell Rg shell_rg27.39
Envelope Rg envelope_rg23.01
Shape Rg shape_rg22.66
Total Rg total_rg23.39
Total atoms total_atoms1671
Residues n_residues215
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 dmax62.5
Rg (real space) rg_real22.23
Rg uncertainty (real space) rg_real_error0.12
I(0) (real space) i0_real9.7370e+06
I(0) uncertainty (real space) i0_real_error1.0230e+05
Rg (reciprocal space) rg_reciprocal23.52
I(0) (reciprocal space) i0_reciprocal10190000.0000
Solution quality estimate total_estimate0.6734
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary20.2
Skewness Skewness skewness0.362
Kurtosis Kurtosis kurtosis-0.706
Angular range angular_range— – 0.3400 −1
Current regularization parameter α current_alpha4.0810
Highest regularization parameter α highest_alpha1394000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.984; Stabil: 0.979; Sysdev: 0.000; Positv: 1.000; Valcen: 0.866; 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_idd4xrqa1
Class classa — All alpha proteins
Fold Fold folda.73 — Retrovirus capsid protein, N-terminal core domain
Superfamily Superfamily superfamilya.73.1 — Retrovirus capsid protein, N-terminal core domain
Family Family familya.73.1.1 — Retrovirus capsid protein, N-terminal core domain
Domain ID domain_idd4xrqa2
Class classa — All alpha proteins
Fold Fold folda.28 — Acyl carrier protein-like
Superfamily Superfamily superfamilya.28.3 — Retrovirus capsid dimerization domain-like
Family Family familya.28.3.0 — automated matches

CATH v4.4 (2 domains)

Domain ID domain_id4xrqA01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology375 — Human Immunodeficiency Virus Type 1 Capsid Protein
Homologous superfamily homologous superfamily10 — Human Immunodeficiency Virus Type 1 Capsid Protein
Domain ID domain_id4xrqA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1200 — Non-ribosomal Peptide Synthetase Peptidyl Carrier Protein; Chain A
Homologous superfamily homologous superfamily30 — Retrovirus capsid C-terminal domain

8. Citations (1)

9. Files and Curves (10)