8pp5

Unitary crystal structure of positively supercharged ferritin variant Ftn(pos)-m1 (Mg Formate condition)

Method: X-RAY DIFFRACTION Dmax: 124.5 Å Quality: GOOD

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

Ferritin heavy chain, N-terminally processed

Homo sapiens

UniProt P02794

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 × 24 PDB declaration: 24-meric(24) Consistent with protein copy count Chain A; UniProt 6–177 Chain B; UniProt 6–177 Chain C; UniProt 6–177 Chain D; UniProt 6–177 Chain E; UniProt 6–177 Chain F; UniProt 6–177 Mutation:C90K, N98R, C102K, H105K N25R, N109K, D123K, E162R FE FE (III) ION × 24 MG MAGNESIUM ION × 16 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;293.15 K;reservoir: 0.19M Magnesium Formate Ftn(pos)-m1: 4 mg/mL in 50mM Tris pH 7.5 0.9 M NaCl 2microliter reservoir + 1microliter Ftn(pos)-m1 +1 microliterL 50mM Tris pH 7.5 0.3 M NaCl Resolution 2.00 Å R-free 0.193

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.

161 other PDB entries and 174 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FRIH_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–172; UniProt 6–177 Author chain B; PDBConstruct 1–172; UniProt 6–177 Author chain C; PDBConstruct 1–172; UniProt 6–177 Author chain D; PDBConstruct 1–172; UniProt 6–177 Author chain E; PDBConstruct 1–172; UniProt 6–177 Author chain F; PDBConstruct 1–172; UniProt 6–177

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 8pp5

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8pp5
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8pp5
Deposition date deposition_date2023-07-06
Structure title titleUnitary crystal structure of positively supercharged ferritin variant Ftn(pos)-m1 (Mg Formate condition)
Keywords keywords;protein design, protein engineering, protein interfaces, superlattice, nanocage, ferritin, protein container, charged nanocage, OXIDOREDUCTASE ;; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier38.58
Radius of gyration Rg (electron density) rg_electron38.30
Forward intensity I(0) i0232984000.00
Molecular weight molecular_weight121930.0 kDa
Excluded volume excluded_volume151810 ų
Envelope volume envelope_volume210970 ų
Hydration-shell volume shell_volume46058 ų
Envelope diameter envelope_diameter125.2
Shell Rg shell_rg44.50
Envelope Rg envelope_rg37.45
Shape Rg shape_rg38.29
Total Rg total_rg38.70
Total atoms total_atoms17110
Residues n_residues1032
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 dmax124.5
Rg (real space) rg_real38.61
Rg uncertainty (real space) rg_real_error1.13
I(0) (real space) i0_real2.3300e+08
I(0) uncertainty (real space) i0_real_error3.9090e+06
Rg (reciprocal space) rg_reciprocal38.60
I(0) (reciprocal space) i0_reciprocal233000000.0000
Solution quality estimate total_estimate0.8941
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary45.5
Skewness Skewness skewness0.241
Kurtosis Kurtosis kurtosis-0.644
Angular range angular_range— – 0.2050 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha15750000.0000
Real-space data points n_real_points42
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.954; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.971; Smooth: 0.788

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)