8bk9

Cryo-EM structure of mouse heavy-chain apoferritin at 2.1 A plunged 5ms after mixing with b-galactosidase

Method: ELECTRON MICROSCOPY Dmax: 135.2 Å Quality: GOOD

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

Ferritin heavy chain

Mus musculus

UniProt P09528

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 1–182 Chain B; UniProt 1–182 Chain C; UniProt 1–182 Chain D; UniProt 1–182 Chain E; UniProt 1–182 Chain F; UniProt 1–182 Chain G; UniProt 1–182 Chain H; UniProt 1–182 Chain I; UniProt 1–182 Chain J; UniProt 1–182 Chain K; UniProt 1–182 Chain L; UniProt 1–182 Chain M; UniProt 1–182 Chain N; UniProt 1–182 Chain O; UniProt 1–182 Chain P; UniProt 1–182 Chain Q; UniProt 1–182 Chain R; UniProt 1–182 Chain S; UniProt 1–182 Chain T; UniProt 1–182 Chain V; UniProt 1–182 Chain W; UniProt 1–182 Chain X; UniProt 1–182 Chain Y; UniProt 1–182 Not recorded FE FE (III) ION × 6 ELECTRON MICROSCOPY cryo-EM buffer:pH 7.5;contains Amaranth dye (acid red 27) 32 mM cryo-EM vitrification conditions:Cryogen ETHANE Resolution 2.10 Å

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.

26 other PDB entries and 28 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name FRIH_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–182; UniProt 1–182 Author chain B; PDBConstruct 1–182; UniProt 1–182 Author chain C; PDBConstruct 1–182; UniProt 1–182 Author chain D; PDBConstruct 1–182; UniProt 1–182 Author chain E; PDBConstruct 1–182; UniProt 1–182 Author chain F; PDBConstruct 1–182; UniProt 1–182 Author chain G; PDBConstruct 1–182; UniProt 1–182 Author chain H; PDBConstruct 1–182; UniProt 1–182 Author chain I; PDBConstruct 1–182; UniProt 1–182 Author chain J; PDBConstruct 1–182; UniProt 1–182 Author chain K; PDBConstruct 1–182; UniProt 1–182 Author chain L; PDBConstruct 1–182; UniProt 1–182 Author chain M; PDBConstruct 1–182; UniProt 1–182 Author chain N; PDBConstruct 1–182; UniProt 1–182 Author chain O; PDBConstruct 1–182; UniProt 1–182 Author chain P; PDBConstruct 1–182; UniProt 1–182 Author chain Q; PDBConstruct 1–182; UniProt 1–182 Author chain R; PDBConstruct 1–182; UniProt 1–182 Author chain S; PDBConstruct 1–182; UniProt 1–182 Author chain T; PDBConstruct 1–182; UniProt 1–182 Author chain V; PDBConstruct 1–182; UniProt 1–182 Author chain W; PDBConstruct 1–182; UniProt 1–182 Author chain X; PDBConstruct 1–182; UniProt 1–182 Author chain Y; PDBConstruct 1–182; UniProt 1–182

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 8bk9

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8bk9
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8bk9
Deposition date deposition_date2022-11-08
Structure title titleCryo-EM structure of mouse heavy-chain apoferritin at 2.1 A plunged 5ms after mixing with b-galactosidase
Keywords keywordsiron storage, ferritin, octahedral, METAL BINDING PROTEIN; METAL BINDING PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier54.08
Radius of gyration Rg (electron density) rg_electron53.11
Forward intensity I(0) i03494710000.00
Molecular weight molecular_weight480950.0 kDa
Excluded volume excluded_volume595310 ų
Envelope volume envelope_volume964580 ų
Hydration-shell volume shell_volume148290 ų
Envelope diameter envelope_diameter135.1
Shell Rg shell_rg63.72
Envelope Rg envelope_rg47.79
Shape Rg shape_rg53.10
Total Rg total_rg53.44
Total atoms total_atoms33822
Residues n_residues4128
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 dmax135.2
Rg (real space) rg_real53.53
Rg uncertainty (real space) rg_real_error0.35
I(0) (real space) i0_real3.4950e+09
I(0) uncertainty (real space) i0_real_error5.3750e+07
Rg (reciprocal space) rg_reciprocal54.53
I(0) (reciprocal space) i0_reciprocal3500000000.0000
Solution quality estimate total_estimate0.7963
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary88.6
Skewness Skewness skewness-0.393
Kurtosis Kurtosis kurtosis-0.640
Angular range angular_range— – 0.1450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha342400000000.0000
Real-space data points n_real_points30
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.826; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.871; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 24 domains

CATH v4.4 (24 domains)

Domain ID domain_id8bk9A01
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_id8bk9B01
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_id8bk9C01
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_id8bk9D01
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_id8bk9E01
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_id8bk9F01
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_id8bk9G01
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_id8bk9H01
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_id8bk9I01
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_id8bk9J01
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_id8bk9K01
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_id8bk9L01
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_id8bk9M01
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_id8bk9N01
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_id8bk9O01
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_id8bk9P01
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_id8bk9Q01
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_id8bk9R01
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_id8bk9S01
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_id8bk9T01
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_id8bk9V01
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_id8bk9W01
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_id8bk9X01
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_id8bk9Y01
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)