8ew2

Cryo-EM structure of Aldolase embedded in crystalline ice

Method: ELECTRON MICROSCOPY Dmax: 109.8 Å Quality: GOOD

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

Fructose-bisphosphate aldolase A

OrganismNot specified

UniProt P00883

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 2–364 Chain B; UniProt 2–364 Chain C; UniProt 2–364 Chain D; UniProt 2–364 Not recorded No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;20 mM HEPES pH 7.5, 50-mM NaCl cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.10 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.

59 other PDB entries and 62 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name ALDOA_RABIT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–363; UniProt 2–364 Author chain B; PDBConstruct 1–363; UniProt 2–364 Author chain C; PDBConstruct 1–363; UniProt 2–364 Author chain D; PDBConstruct 1–363; UniProt 2–364

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 8ew2

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8ew2
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8ew2
Deposition date deposition_date2022-10-21
Structure title titleCryo-EM structure of Aldolase embedded in crystalline ice
Keywords keywordsAldolase, Crystalline ice, LYASE; LYASE
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier34.56
Radius of gyration Rg (electron density) rg_electron33.79
Forward intensity I(0) i0328943000.00
Molecular weight molecular_weight147090.0 kDa
Excluded volume excluded_volume184550 ų
Envelope volume envelope_volume220100 ų
Hydration-shell volume shell_volume53381 ų
Envelope diameter envelope_diameter112.4
Shell Rg shell_rg41.43
Envelope Rg envelope_rg33.80
Shape Rg shape_rg33.80
Total Rg total_rg34.25
Total atoms total_atoms10340
Residues n_residues1356
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 dmax109.8
Rg (real space) rg_real34.43
Rg uncertainty (real space) rg_real_error0.60
I(0) (real space) i0_real3.2890e+08
I(0) uncertainty (real space) i0_real_error5.0030e+06
Rg (reciprocal space) rg_reciprocal34.51
I(0) (reciprocal space) i0_reciprocal329000000.0000
Solution quality estimate total_estimate0.8972
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary40.6
Skewness Skewness skewness0.181
Kurtosis Kurtosis kurtosis-0.500
Angular range angular_range— – 0.2300 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha66370000.0000
Real-space data points n_real_points47
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.919; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.911

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

8. Citations (1)

9. Files and Curves (10)