4xcr

Monomeric Human Cu,Zn Superoxide dismutase, loops IV and VII deleted, apo form, mutant I35A

Method: X-RAY DIFFRACTION Dmax: 61.4 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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 2–154 Mutation:I45A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 5.5;293 K;0.1 M Bis Tris and 2.0 M ammonium sulfate Resolution 3.60 Å R-free 0.239
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 2–154 Mutation:I45A No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:EVAPORATION;pH 5.5;293 K;0.1 M Bis Tris and 2.0 M ammonium sulfate Resolution 3.60 Å R-free 0.239

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 374 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 1–110; UniProt 2–154 Author chain B; PDBConstruct 1–110; 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 4xcr

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4xcr
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4xcr
Deposition date deposition_date2014-12-18
Structure title titleMonomeric Human Cu,Zn Superoxide dismutase, loops IV and VII deleted, apo form, mutant I35A
Keywords keywordsoxidoreductase; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier19.49
Radius of gyration Rg (electron density) rg_electron18.15
Forward intensity I(0) i09325650.00
Molecular weight molecular_weight21862.0 kDa
Excluded volume excluded_volume27160 ų
Envelope volume envelope_volume33560 ų
Hydration-shell volume shell_volume15928 ų
Envelope diameter envelope_diameter60.8
Shell Rg shell_rg23.56
Envelope Rg envelope_rg18.33
Shape Rg shape_rg18.15
Total Rg total_rg19.04
Total atoms total_atoms3085
Residues n_residues220
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 dmax61.4
Rg (real space) rg_real19.40
Rg uncertainty (real space) rg_real_error0.35
I(0) (real space) i0_real9.3260e+06
I(0) uncertainty (real space) i0_real_error1.1500e+05
Rg (reciprocal space) rg_reciprocal19.41
I(0) (reciprocal space) i0_reciprocal9326000.0000
Solution quality estimate total_estimate0.7587
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.6
Skewness Skewness skewness0.135
Kurtosis Kurtosis kurtosis-0.607
Angular range angular_range— – 0.4100 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1952000.0000
Real-space data points n_real_points72
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.932; Stabil: 1.000; Sysdev: 0.356; Positv: 1.000; Valcen: 0.997; Smooth: 0.998

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (1)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id4xcrA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily200 — Superoxide dismutase, copper/zinc binding domain
Domain ID domain_id4xcrB00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily200 — Superoxide dismutase, copper/zinc binding domain

8. Citations (1)

9. Files and Curves (10)