3io4

Huntingtin amino-terminal region with 17 Gln residues - Crystal C90

Method: X-RAY DIFFRACTION Dmax: 120.2 Å Quality: EXCELLENT

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

Maltose-binding periplasmic protein,Huntingtin fusion protein

Homo sapiens

UniProt P0AEY0

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 27–384 Chain B; UniProt 27–384 Chain C; UniProt 27–384 Fragment:Fusion protein, see remark 999 ZN ZINC ION × 8 CA CALCIUM ION × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.2;277 K;12% polyethylene glycol, 200 mM Zn Acetate, 200 mM Sodium Acetate, 100 mM Sodium Cacodylate pH 6.5 to 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 3.63 Å R-free 0.304

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.

109 other PDB entries and 148 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name MALE_ECO57
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–358; UniProt 27–384 Author chain B; PDBConstruct 1–358; UniProt 27–384 Author chain C; PDBConstruct 1–358; UniProt 27–384

Maltose-binding periplasmic protein,Huntingtin fusion protein

Homo sapiens

UniProt P42858

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Insufficient information Homooligomer Protein × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–64 Chain B; UniProt 1–64 Chain C; UniProt 1–64 Fragment:Fusion protein, see remark 999 ZN ZINC ION × 8 CA CALCIUM ION × 6 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.2;277 K;12% polyethylene glycol, 200 mM Zn Acetate, 200 mM Sodium Acetate, 100 mM Sodium Cacodylate pH 6.5 to 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 277K Resolution 3.63 Å R-free 0.304

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.

30 other PDB entries and 38 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HD_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 371–430; UniProt 1–64 Author chain B; PDBConstruct 371–430; UniProt 1–64 Author chain C; PDBConstruct 371–430; UniProt 1–64

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 3io4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3io4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3io4
Deposition date deposition_date2009-08-13
Structure title titleHuntingtin amino-terminal region with 17 Gln residues - Crystal C90
Keywords keywords;Htt18Q-EX1, HD, Huntingtin, Apoptosis, Cytoplasm, Disease mutation, Nucleus, Phosphoprotein, Polymorphism, Triplet repeat expansion, Ubl conjugation, Periplasm, Sugar transport, Transport, SIGNALING PROTEIN ;; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier37.60
Radius of gyration Rg (electron density) rg_electron37.02
Forward intensity I(0) i0253679000.00
Molecular weight molecular_weight132450.0 kDa
Excluded volume excluded_volume166930 ų
Envelope volume envelope_volume217280 ų
Hydration-shell volume shell_volume49201 ų
Envelope diameter envelope_diameter118.2
Shell Rg shell_rg43.06
Envelope Rg envelope_rg36.13
Shape Rg shape_rg36.97
Total Rg total_rg37.59
Total atoms total_atoms9323
Residues n_residues1212
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 dmax120.2
Rg (real space) rg_real37.49
Rg uncertainty (real space) rg_real_error0.90
I(0) (real space) i0_real2.5370e+08
I(0) uncertainty (real space) i0_real_error4.1380e+06
Rg (reciprocal space) rg_reciprocal37.56
I(0) (reciprocal space) i0_reciprocal253700000.0000
Solution quality estimate total_estimate0.9083
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary45.8
Skewness Skewness skewness0.182
Kurtosis Kurtosis kurtosis-0.660
Angular range angular_range— – 0.2100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha52350000.0000
Real-space data points n_real_points43
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.945; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.969

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 6 domains

CATH v4.4 (6 domains)

Domain ID domain_id3io4A01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id3io4A02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id3io4B01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id3io4B02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id3io4C01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II
Domain ID domain_id3io4C02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology190 — D-Maltodextrin-Binding Protein; domain 2
Homologous superfamily homologous superfamily10 — Periplasmic binding protein-like II

8. Citations (1)

9. Files and Curves (10)