9xj0

Crystal structure of SOD1 by serial synchrotron crystallography

Method: X-RAY DIFFRACTION Dmax: 71.4 Å Quality: GOOD

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

Superoxide dismutase [Cu-Zn]

Homo sapiens

UniProt P00441

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 × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 2–154 Chain B; UniProt 2–154 Not recorded CU COPPER (II) ION × 2 ZN ZINC ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;293 K;Ammonium sulfate, sodium acetate, PVP-K15 Resolution 2.30 Å R-free 0.210

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.

153 other PDB entries and 375 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name SODC_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–153; UniProt 2–154 Author chain B; PDBConstruct 1–153; UniProt 2–154

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 9xj0

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9xj0
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9xj0
Deposition date deposition_date2025-11-04
最后修订 last_revision2026-04-01
Structure title titleCrystal structure of SOD1 by serial synchrotron crystallography
Keywords keywordshSOD1, SOD1, superoxide dismutase (Cu-Zn), OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.02
Radius of gyration Rg (electron density) rg_electron20.05
Forward intensity I(0) i020421300.00
Molecular weight molecular_weight31855.0 kDa
Excluded volume excluded_volume38855 ų
Envelope volume envelope_volume46342 ų
Hydration-shell volume shell_volume19669 ų
Envelope diameter envelope_diameter72.0
Shell Rg shell_rg26.18
Envelope Rg envelope_rg20.35
Shape Rg shape_rg20.06
Total Rg total_rg20.82
Total atoms total_atoms2224
Residues n_residues306
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 dmax71.4
Rg (real space) rg_real21.02
Rg uncertainty (real space) rg_real_error0.46
I(0) (real space) i0_real2.0420e+07
I(0) uncertainty (real space) i0_real_error2.6580e+05
Rg (reciprocal space) rg_reciprocal21.02
I(0) (reciprocal space) i0_reciprocal20420000.0000
Solution quality estimate total_estimate0.8801
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary23.8
Skewness Skewness skewness0.347
Kurtosis Kurtosis kurtosis-0.366
Angular range angular_range— – 0.3800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2367000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.824; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.968; Smooth: 0.998

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)