8eyr

Cryo-EM structure of two IGF1 bound full-length mouse IGF1R mutant (four glycine residues inserted in the alpha-CT; IGF1R-P674G4): symmetric conformation

Method: ELECTRON MICROSCOPY Dmax: 169.0 Å Quality: GOOD

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

Insulin-like growth factor 1 receptor

Mus musculus

UniProt Q60751

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain A; UniProt 31–1292 Chain B; UniProt 31–1292 Not recorded Insulin-like growth factor I × 2 (P05019) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.00 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.

1 other PDB entries and 1 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IGF1R_MOUSE
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1266; UniProt 31–1292 Author chain B; PDBConstruct 1–1266; UniProt 31–1292

Insulin-like growth factor I

Homo sapiens

UniProt P05019

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 heterocomplex Heteromer Protein × 4 PDB declaration: tetrameric(4) Consistent with protein copy count Chain C; UniProt 1–195 Chain D; UniProt 1–195 Not recorded Insulin-like growth factor 1 receptor × 2 (Q60751) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.00 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.

21 other PDB entries and 23 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name IGF1_HUMAN
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–195; UniProt 1–195 Author chain D; PDBConstruct 1–195; UniProt 1–195

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 8eyr

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8eyr
Deposition date deposition_date2022-10-28
Structure title titleCryo-EM structure of two IGF1 bound full-length mouse IGF1R mutant (four glycine residues inserted in the alpha-CT; IGF1R-P674G4): symmetric conformation
Keywords keywordsIGF1R, IGF1, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier51.61
Radius of gyration Rg (electron density) rg_electron51.60
Forward intensity I(0) i0568460000.00
Molecular weight molecular_weight194100.0 kDa
Excluded volume excluded_volume241380 ų
Envelope volume envelope_volume372410 ų
Hydration-shell volume shell_volume63935 ų
Envelope diameter envelope_diameter174.1
Shell Rg shell_rg51.48
Envelope Rg envelope_rg50.09
Shape Rg shape_rg51.63
Total Rg total_rg51.50
Total atoms total_atoms13635
Residues n_residues1705
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 dmax169.0
Rg (real space) rg_real51.69
Rg uncertainty (real space) rg_real_error1.75
I(0) (real space) i0_real5.6850e+08
I(0) uncertainty (real space) i0_real_error1.1830e+07
Rg (reciprocal space) rg_reciprocal51.53
I(0) (reciprocal space) i0_reciprocal568300000.0000
Solution quality estimate total_estimate0.8727
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary54.5
Skewness Skewness skewness0.268
Kurtosis Kurtosis kurtosis-0.659
Angular range angular_range— – 0.1550 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha27420000.0000
Real-space data points n_real_points32
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.947; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.949; Smooth: 0.550

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 2 domains

CATH v4.4 (2 domains)

Domain ID domain_id8eyrA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins
Domain ID domain_id8eyrB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)