7k26

Crystal structure of Human H-chain Ferritin variant infused with Sodium Acrylate

Method: X-RAY DIFFRACTION Dmax: 141.3 Å Quality: EXCELLENT

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

Ferritin heavy chain

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 2–183 Chain B; UniProt 2–183 Chain C; UniProt 2–183 Chain D; UniProt 2–183 Chain E; UniProt 2–183 Chain F; UniProt 2–183 Chain G; UniProt 2–183 Chain H; UniProt 2–183 Chain I; UniProt 2–183 Chain J; UniProt 2–183 Chain K; UniProt 2–183 Chain L; UniProt 2–183 Not recorded FE FE (III) ION × 24 NA SODIUM ION × 14 MPD (4S)-2-METHYL-2,4-PENTANEDIOL × 14 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;298 K;Reservoir: 525 uL total volume 100 uL of 500 mM HEPES pH 7.0, 125 uL of 1 M NH4OAc, 300 uL 2-Methyl-2,4-pentanediol Sitting drop: 5 uL reservoir, 5 uL of 25 uM dCs ferritin Resolution 2.70 Å R-free 0.254

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 1–182; UniProt 2–183 Author chain B; PDBConstruct 1–182; UniProt 2–183 Author chain C; PDBConstruct 1–182; UniProt 2–183 Author chain D; PDBConstruct 1–182; UniProt 2–183 Author chain E; PDBConstruct 1–182; UniProt 2–183 Author chain F; PDBConstruct 1–182; UniProt 2–183 Author chain G; PDBConstruct 1–182; UniProt 2–183 Author chain H; PDBConstruct 1–182; UniProt 2–183 Author chain I; PDBConstruct 1–182; UniProt 2–183 Author chain J; PDBConstruct 1–182; UniProt 2–183 Author chain K; PDBConstruct 1–182; UniProt 2–183 Author chain L; PDBConstruct 1–182; UniProt 2–183

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 7k26

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7k26
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7k26
Deposition date deposition_date2020-09-08
Structure title titleCrystal structure of Human H-chain Ferritin variant infused with Sodium Acrylate
Keywords keywordsFerritin, Polymer, Hydrogel, Polymer Integrated Crystals, Crystal Hydrogel Hybrids, RAFT Polymerization, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier47.09
Radius of gyration Rg (electron density) rg_electron46.33
Forward intensity I(0) i0895805000.00
Molecular weight molecular_weight239730.0 kDa
Excluded volume excluded_volume295930 ų
Envelope volume envelope_volume447270 ų
Hydration-shell volume shell_volume79223 ų
Envelope diameter envelope_diameter135.1
Shell Rg shell_rg53.72
Envelope Rg envelope_rg43.53
Shape Rg shape_rg46.32
Total Rg total_rg46.63
Total atoms total_atoms16999
Residues n_residues2084
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 dmax141.3
Rg (real space) rg_real46.74
Rg uncertainty (real space) rg_real_error0.85
I(0) (real space) i0_real8.9580e+08
I(0) uncertainty (real space) i0_real_error1.7680e+07
Rg (reciprocal space) rg_reciprocal47.08
I(0) (reciprocal space) i0_reciprocal896200000.0000
Solution quality estimate total_estimate0.9063
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary68.5
Skewness Skewness skewness-0.086
Kurtosis Kurtosis kurtosis-0.830
Angular range angular_range— – 0.1650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha33170000.0000
Real-space data points n_real_points34
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.940; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.991; Smooth: 0.965

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 24 domains

SCOP 2.08 (12 domains)

Domain ID domain_idd7k26a_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26b_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26c_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26d_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26e_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26f_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26g_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26h_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26i_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26j_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26k_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin
Domain ID domain_idd7k26l_
Class classa — All alpha proteins
Fold Fold folda.25 — Ferritin-like
Superfamily Superfamily superfamilya.25.1 — Ferritin-like
Family Family familya.25.1.1 — Ferritin

CATH v4.4 (12 domains)

Domain ID domain_id7k26A01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26B01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26C01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26D01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26E01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26F01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26G01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26H01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26I01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26J01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26K01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle
Domain ID domain_id7k26L01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology1260 — Ferritin
Homologous superfamily homologous superfamily10 — Ferritin, core subunit, four-helix bundle

8. Citations (1)

9. Files and Curves (10)