7u6e

Head region of insulin receptor ectodomain (A-isoform) bound to the non-insulin agonist IM462

Method: ELECTRON MICROSCOPY Dmax: 108.7 Å Quality: EXCELLENT

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

Insulin A chain

Homo sapiens

UniProt P01308

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Heteromer Protein × 6 其他Polymer 1 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 90–110 Chain B; UniProt 25–54 Fragment:UNP residues 90-110 Fragment:UNP residues 25-54 Isoform Short of Insulin receptor × 2 (P06213-2) IM462 × 2 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.00 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.

369 other PDB entries and 583 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name INS_HUMAN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–21; UniProt 90–110 Author chain B; PDBConstruct 1–30; UniProt 25–54

Isoform Short of Insulin receptor

Homo sapiens

UniProt P06213-2

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Other combination Heteromer Protein × 6 其他Polymer 1 PDB declaration: hexameric(6) Consistent with protein copy count Chain E; UniProt 28–943 Chain F; UniProt 28–943 Fragment:ectodomain (UNP residues 28-943) Insulin A chain × 1 (P01308) Insulin B chain × 1 (P01308) IM462 × 2 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose × 1 NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 6 ELECTRON MICROSCOPY cryo-EM buffer:pH 8 cryo-EM vitrification conditions:Cryogen ETHANE Resolution 3.00 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.

4 other PDB entries and 4 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name INSR-2_HUMAN
Isoform
PDB entities 3
Chains and sequence ranges Author chain E; PDBConstruct 1–897; UniProt 28–943 Author chain F; PDBConstruct 1–897; UniProt 28–943

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 7u6e

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7u6e
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7u6e
Deposition date deposition_date2022-03-03
Structure title titleHead region of insulin receptor ectodomain (A-isoform) bound to the non-insulin agonist IM462
Keywords keywordsinsulin receptor, insulin-mimic peptide, insulin receptor agonist, HORMONE-SIGNALING PROTEIN-AGONIST complex; HORMONE/SIGNALING PROTEIN/AGONIST
Experimental Method methodELECTRON MICROSCOPY

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

Radius of gyration Rg (Guinier) rg_guinier34.20
Radius of gyration Rg (electron density) rg_electron33.41
Forward intensity I(0) i0204293000.00
Molecular weight molecular_weight113950.0 kDa
Excluded volume excluded_volume142160 ų
Envelope volume envelope_volume180030 ų
Hydration-shell volume shell_volume44557 ų
Envelope diameter envelope_diameter111.0
Shell Rg shell_rg40.44
Envelope Rg envelope_rg32.98
Shape Rg shape_rg33.38
Total Rg total_rg34.05
Total atoms total_atoms8004
Residues n_residues974
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 dmax108.7
Rg (real space) rg_real34.13
Rg uncertainty (real space) rg_real_error0.63
I(0) (real space) i0_real2.0430e+08
I(0) uncertainty (real space) i0_real_error2.8680e+06
Rg (reciprocal space) rg_reciprocal34.18
I(0) (reciprocal space) i0_reciprocal204300000.0000
Solution quality estimate total_estimate0.9068
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary40.2
Skewness Skewness skewness0.232
Kurtosis Kurtosis kurtosis-0.540
Angular range angular_range— – 0.2300 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha24400000.0000
Real-space data points n_real_points47
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.942; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.957

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id7u6eE01
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology220 — Hormone Receptor, Insulin-like Growth Factor Receptor 1; Chain A domain 2
Homologous superfamily homologous superfamily10 — Hormone Receptor, Insulin-like Growth Factor Receptor 1; Chain A, domain 2
Domain ID domain_id7u6eE02
Class class3 — Alpha Beta
Architecture architecture80 — Alpha-Beta Horseshoe
Topology topology20 — 24 nucleotide stem-loop, u2 snrnp hairpin iv. U2 a'; Chain A
Homologous superfamily homologous superfamily20 — Receptor L-domain
Domain ID domain_id7u6eE03
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily10 — Immunoglobulins

8. Citations (1)

9. Files and Curves (10)