2y3j

Structure of segment AIIGLM from the amyloid-beta peptide (Ab, residues 30-35)

Method: X-RAY DIFFRACTION Dmax: 50.3 Å Quality: REASONABLE

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

AMYLOID BETA A4 PROTEIN

OrganismNot specified

UniProt P05067

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 701–706 Chain B; UniProt 701–706 Chain C; UniProt 701–706 Chain D; UniProt 701–706 Fragment:RESIDUES 701-706 No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 7;AB3035 WAS DISSOLVED IN WATER AT 1MG/ML AND MIXED WITH 2 M SODIUM CHLORIDE, pH 7 Resolution 1.99 Å R-free 0.267
2 Protein homooligomer Homooligomer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain E; UniProt 701–706 Chain F; UniProt 701–706 Chain G; UniProt 701–706 Chain H; UniProt 701–706 Fragment:RESIDUES 701-706 No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 7;AB3035 WAS DISSOLVED IN WATER AT 1MG/ML AND MIXED WITH 2 M SODIUM CHLORIDE, pH 7 Resolution 1.99 Å R-free 0.267

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.

211 other PDB entries and 281 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name A4_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–6; UniProt 701–706 Author chain B; PDBConstruct 1–6; UniProt 701–706 Author chain C; PDBConstruct 1–6; UniProt 701–706 Author chain D; PDBConstruct 1–6; UniProt 701–706 Author chain E; PDBConstruct 1–6; UniProt 701–706 Author chain F; PDBConstruct 1–6; UniProt 701–706 Author chain G; PDBConstruct 1–6; UniProt 701–706 Author chain H; PDBConstruct 1–6; UniProt 701–706

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 2y3j

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2y3j
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2y3j
Deposition date deposition_date2010-12-21
Structure title titleStructure of segment AIIGLM from the amyloid-beta peptide (Ab, residues 30-35)
Keywords keywordsPROTEIN FIBRIL, ALZHEIMER DISEASE; PROTEIN FIBRIL
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier14.42
Radius of gyration Rg (electron density) rg_electron14.12
Forward intensity I(0) i0435238.00
Molecular weight molecular_weight4935.0 kDa
Excluded volume excluded_volume6624 ų
Envelope volume envelope_volume7969 ų
Hydration-shell volume shell_volume5879 ų
Envelope diameter envelope_diameter47.2
Shell Rg shell_rg16.84
Envelope Rg envelope_rg14.36
Shape Rg shape_rg14.04
Total Rg total_rg15.24
Total atoms total_atoms336
Residues n_residues48
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 dmax50.3
Rg (real space) rg_real14.67
Rg uncertainty (real space) rg_real_error0.52
I(0) (real space) i0_real4.3520e+05
I(0) uncertainty (real space) i0_real_error5.3810e+03
Rg (reciprocal space) rg_reciprocal14.65
I(0) (reciprocal space) i0_reciprocal435200.0000
Solution quality estimate total_estimate0.6815
Solution quality rating solution_quality REASONABLE a REASONABLE solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary49.7
Skewness Skewness skewness0.625
Kurtosis Kurtosis kurtosis-0.258
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha124500.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.541; Stabil: 0.995; Sysdev: 1.000; Positv: 1.000; Valcen: 0.247; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)