8efu

a22L prion fibril

Method: ELECTRON MICROSCOPY Dmax: 120.7 Å Quality: GOOD

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

Major prion protein

OrganismNot specified

UniProt P04925

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 × 5 PDB declaration: pentameric(5) Consistent with protein copy count Chain A; UniProt 1–231 Chain B; UniProt 1–231 Chain C; UniProt 1–231 Chain D; UniProt 1–231 Chain E; UniProt 1–231 Mutation:S233Stop No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4;Sample suspended in 20 mM Tris pH 7.4, 100 mM containing 0.02% amphipol 8-35 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.20 Å

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.

23 other PDB entries and 24 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PRIO_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–231; UniProt 1–231 Author chain B; PDBConstruct 1–231; UniProt 1–231 Author chain C; PDBConstruct 1–231; UniProt 1–231 Author chain D; PDBConstruct 1–231; UniProt 1–231 Author chain E; PDBConstruct 1–231; UniProt 1–231

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 8efu

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8efu
Download Download

2. Structure Basics 2. Structure Basics

Entry ID entry_id8efu
Deposition date deposition_date2022-09-09
Structure title titlea22L prion fibril
Keywords keywordsPrion, Fibril, GPI-anchorless, PrP, Infectious, Amyloid, Brain-derived, ex vivo, Prion strain, PROTEIN FIBRIL; PROTEIN FIBRIL
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier35.51
Radius of gyration Rg (electron density) rg_electron35.41
Forward intensity I(0) i0101276000.00
Molecular weight molecular_weight76851.0 kDa
Excluded volume excluded_volume94302 ų
Envelope volume envelope_volume117480 ų
Hydration-shell volume shell_volume29480 ų
Envelope diameter envelope_diameter126.3
Shell Rg shell_rg38.89
Envelope Rg envelope_rg35.61
Shape Rg shape_rg35.46
Total Rg total_rg35.47
Total atoms total_atoms5395
Residues n_residues665
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 dmax120.7
Rg (real space) rg_real35.89
Rg uncertainty (real space) rg_real_error1.17
I(0) (real space) i0_real1.0130e+08
I(0) uncertainty (real space) i0_real_error1.4790e+06
Rg (reciprocal space) rg_reciprocal35.66
I(0) (reciprocal space) i0_reciprocal101300000.0000
Solution quality estimate total_estimate0.7712
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary24.1
Skewness Skewness skewness0.468
Kurtosis Kurtosis kurtosis-0.527
Angular range angular_range— – 0.2250 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha10690000.0000
Real-space data points n_real_points46
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.654; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.507; Smooth: 0.554

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

8. Citations (1)

9. Files and Curves (10)