1hl4

The Structure of Apo Type Human Cu, Zn Superoxide Dismutase

Method: X-RAY DIFFRACTION Dmax: 90.0 Å Quality: EXCELLENT

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

SUPEROXIDE DISMUTASE

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 Non-standard monomer:Yes (specific site not provided by mmCIF) ZN ZINC ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:pH 8;0.2M NH4CL, 20%PEG2000, 10% ETHYLENE GLYCOL, 0.1 M MES PH 5.6 Resolution 1.82 Å R-free 0.283
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 2–154 Chain D; UniProt 2–154 Non-standard monomer:Yes (specific site not provided by mmCIF) No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:pH 8;0.2M NH4CL, 20%PEG2000, 10% ETHYLENE GLYCOL, 0.1 M MES PH 5.6 Resolution 1.82 Å R-free 0.283

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 2–154; UniProt 2–154 Author chain B; PDBConstruct 2–154; UniProt 2–154 Author chain C; PDBConstruct 2–154; UniProt 2–154 Author chain D; PDBConstruct 2–154; 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 1hl4

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1hl4
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1hl4
Deposition date deposition_date2003-03-13
Structure title titleThe Structure of Apo Type Human Cu, Zn Superoxide Dismutase
Keywords keywordsOXIDOREDUCTASE, HUMAN CU, ZN SUPEROXIDE DISMUTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier27.69
Radius of gyration Rg (electron density) rg_electron26.87
Forward intensity I(0) i059443700.00
Molecular weight molecular_weight56987.0 kDa
Excluded volume excluded_volume69984 ų
Envelope volume envelope_volume88187 ų
Hydration-shell volume shell_volume27882 ų
Envelope diameter envelope_diameter93.6
Shell Rg shell_rg33.74
Envelope Rg envelope_rg26.72
Shape Rg shape_rg26.88
Total Rg total_rg27.55
Total atoms total_atoms3999
Residues n_residues558
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 dmax90.0
Rg (real space) rg_real27.69
Rg uncertainty (real space) rg_real_error0.68
I(0) (real space) i0_real5.9440e+07
I(0) uncertainty (real space) i0_real_error7.8030e+05
Rg (reciprocal space) rg_reciprocal27.69
I(0) (reciprocal space) i0_reciprocal59440000.0000
Solution quality estimate total_estimate0.9007
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary88.4
Skewness Skewness skewness0.264
Kurtosis Kurtosis kurtosis-0.536
Angular range angular_range— – 0.2850 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha9021000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.921; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.974; Smooth: 0.968

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1hl4a_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.8 — Cu,Zn superoxide dismutase-like
Family Family familyb.1.8.1 — Cu,Zn superoxide dismutase-like
Domain ID domain_idd1hl4b_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.8 — Cu,Zn superoxide dismutase-like
Family Family familyb.1.8.1 — Cu,Zn superoxide dismutase-like
Domain ID domain_idd1hl4c_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.8 — Cu,Zn superoxide dismutase-like
Family Family familyb.1.8.1 — Cu,Zn superoxide dismutase-like
Domain ID domain_idd1hl4d_
Class classb — All beta proteins
Fold Fold foldb.1 — Immunoglobulin-like beta-sandwich
Superfamily Superfamily superfamilyb.1.8 — Cu,Zn superoxide dismutase-like
Family Family familyb.1.8.1 — Cu,Zn superoxide dismutase-like

CATH v4.4 (4 domains)

Domain ID domain_id1hl4A00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily200 — Superoxide dismutase, copper/zinc binding domain
Domain ID domain_id1hl4B00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily200 — Superoxide dismutase, copper/zinc binding domain
Domain ID domain_id1hl4C00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily200 — Superoxide dismutase, copper/zinc binding domain
Domain ID domain_id1hl4D00
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)