4ejx

Structure of ceruloplasmin-myeloperoxidase complex

Method: X-RAY DIFFRACTION Dmax: 118.5 Å Quality: GOOD

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

Ceruloplasmin

OrganismNot specified

UniProt P00450

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Heteromer Protein × 3 其他Polymer 1 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–1065 Not recorded Myeloperoxidase light chain × 1 (P05164) Myeloperoxidase heavy chain × 1 (P05164) beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 CU COPPER (II) ION × 7 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7;280 K;40% MPD, 0.2 M potassium fluoride, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 280K Resolution 4.69 Å R-free 0.401

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.

3 other PDB entries and 3 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CERU_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1065; UniProt 1–1065

Myeloperoxidase light chain

OrganismNot specified

UniProt P05164

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Heteromer Protein × 3 其他Polymer 1 PDB declaration: trimeric(3) Consistent with protein copy count Chain B; UniProt 165–278 Chain D; UniProt 279–745 Fragment:UNP residues 165-278 Fragment:UNP residues 279-745 Ceruloplasmin × 1 (P00450) beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 CU COPPER (II) ION × 7 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 4 HEM PROTOPORPHYRIN IX CONTAINING FE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 7;280 K;40% MPD, 0.2 M potassium fluoride, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 280K Resolution 4.69 Å R-free 0.401

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.

48 other PDB entries and 108 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PERM_HUMAN
Isoform
PDB entities 2, 3
Chains and sequence ranges Author chain B; PDBConstruct 1–114; UniProt 165–278 Author chain D; PDBConstruct 1–467; UniProt 279–745

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 4ejx

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id4ejx
Deposition date deposition_date2012-04-07
Structure title titleStructure of ceruloplasmin-myeloperoxidase complex
Keywords keywordscupredoxin domains, glycoproteins, protein-protein interaction, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier36.74
Radius of gyration Rg (electron density) rg_electron36.10
Forward intensity I(0) i0533651000.00
Molecular weight molecular_weight186110.0 kDa
Excluded volume excluded_volume231540 ų
Envelope volume envelope_volume284240 ų
Hydration-shell volume shell_volume63061 ų
Envelope diameter envelope_diameter127.1
Shell Rg shell_rg44.28
Envelope Rg envelope_rg36.16
Shape Rg shape_rg36.09
Total Rg total_rg36.59
Total atoms total_atoms13093
Residues n_residues1604
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 dmax118.5
Rg (real space) rg_real36.65
Rg uncertainty (real space) rg_real_error0.70
I(0) (real space) i0_real5.3360e+08
I(0) uncertainty (real space) i0_real_error8.3660e+06
Rg (reciprocal space) rg_reciprocal36.71
I(0) (reciprocal space) i0_reciprocal533700000.0000
Solution quality estimate total_estimate0.8902
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary41.4
Skewness Skewness skewness0.303
Kurtosis Kurtosis kurtosis-0.399
Angular range angular_range— – 0.2150 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha140200000.0000
Real-space data points n_real_points44
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.887; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.907

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

8. Citations (1)

9. Files and Curves (10)