8yyl

Cryo-EM structure of the complex IR with one insulin

Method: ELECTRON MICROSCOPY Dmax: 172.9 Å Quality: GOOD

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

Isoform Short of Insulin receptor

Homo sapiens

UniProt P06213

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain A; UniProt 1–1370 Chain B; UniProt 1–1370 Not recorded Insulin × 1 (P67973) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.01 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.

85 other PDB entries and 99 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name INSR_HUMAN
Isoform P06213-2
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–1370; UniProt 1–1370 Author chain B; PDBConstruct 1–1370; UniProt 1–1370

Insulin

Homo sapiens

UniProt P67973

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 × 3 PDB declaration: trimeric(3) Consistent with protein copy count Chain C; UniProt 3–51 Not recorded Isoform Short of Insulin receptor × 2 (P06213) ELECTRON MICROSCOPY cryo-EM buffer:pH 7.4 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 4.01 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.

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

View Construct and Data Evidence
UniProt name INS_BALPH
Isoform
PDB entities 2
Chains and sequence ranges Author chain C; PDBConstruct 1–49; UniProt 3–51

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 8yyl

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id8yyl
Deposition date deposition_date2024-04-04
Structure title titleCryo-EM structure of the complex IR with one insulin
Keywords keywordsInsulin receptor, MEMBRANE PROTEIN; MEMBRANE PROTEIN
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier46.41
Radius of gyration Rg (electron density) rg_electron47.13
Forward intensity I(0) i0247269000.00
Molecular weight molecular_weight127680.0 kDa
Excluded volume excluded_volume159500 ų
Envelope volume envelope_volume247730 ų
Hydration-shell volume shell_volume48545 ų
Envelope diameter envelope_diameter180.6
Shell Rg shell_rg45.71
Envelope Rg envelope_rg48.06
Shape Rg shape_rg47.14
Total Rg total_rg47.01
Total atoms total_atoms8981
Residues n_residues1111
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 dmax172.9
Rg (real space) rg_real47.33
Rg uncertainty (real space) rg_real_error2.55
I(0) (real space) i0_real2.4730e+08
I(0) uncertainty (real space) i0_real_error4.8060e+06
Rg (reciprocal space) rg_reciprocal46.41
I(0) (reciprocal space) i0_reciprocal247000000.0000
Solution quality estimate total_estimate0.7653
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary45.8
Skewness Skewness skewness0.742
Kurtosis Kurtosis kurtosis0.033
Angular range angular_range— – 0.1700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha16130000.0000
Real-space data points n_real_points35
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.527; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.723; Smooth: 0.640

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

8. Citations (1)

9. Files and Curves (10)