4idw

Polycrystalline T6 Bovine Insulin: Anisotropic Lattice Evolution and Novel Structure Refinement Strategy

Method: POWDER DIFFRACTION Dmax: 47.2 Å Quality: GOOD

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

Insulin A chain

OrganismNot specified

UniProt P01317

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 × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 85–105 Chain B; UniProt 25–54 Not recorded ZN ZINC ION × 3 POWDER DIFFRACTION X-ray crystallization conditions:Batch;pH 6;295 K;polycrystalline samples of T6 hexameric insulin (Zn2[(AB)2]3, the pH was adjusted by mixing different ratios of 0.2M solutions of sodium monobasic monohydrate phosphate and potassium phosphate., Batch, temperature 295K Resolution 2.70 Å
2 Protein homooligomer Homooligomer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain C; UniProt 85–105 Chain D; UniProt 25–54 Not recorded ZN ZINC ION × 3 POWDER DIFFRACTION X-ray crystallization conditions:Batch;pH 6;295 K;polycrystalline samples of T6 hexameric insulin (Zn2[(AB)2]3, the pH was adjusted by mixing different ratios of 0.2M solutions of sodium monobasic monohydrate phosphate and potassium phosphate., Batch, temperature 295K Resolution 2.70 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.

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

View Construct and Data Evidence
UniProt name INS_BOVIN
Isoform
PDB entities 1, 2
Chains and sequence ranges Author chain A; PDBConstruct 1–21; UniProt 85–105 Author chain C; PDBConstruct 1–21; UniProt 85–105 Author chain B; PDBConstruct 1–30; UniProt 25–54 Author chain D; PDBConstruct 1–30; UniProt 25–54

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 4idw

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4idw
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4idw
Deposition date deposition_date2012-12-13
Structure title titlePolycrystalline T6 Bovine Insulin: Anisotropic Lattice Evolution and Novel Structure Refinement Strategy
Keywords keywordsHORMONE, INSULIN FAMILY, CARBOHYDRATE METABOLISM, HORMONE-GROWTH, T6 Bovine Insulin; HORMONE
Experimental Method methodPOWDER DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier14.84
Radius of gyration Rg (electron density) rg_electron13.66
Forward intensity I(0) i02954530.00
Molecular weight molecular_weight11606.0 kDa
Excluded volume excluded_volume14290 ų
Envelope volume envelope_volume16356 ų
Hydration-shell volume shell_volume10562 ų
Envelope diameter envelope_diameter45.7
Shell Rg shell_rg18.86
Envelope Rg envelope_rg14.00
Shape Rg shape_rg13.62
Total Rg total_rg14.86
Total atoms total_atoms802
Residues n_residues102
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 dmax47.2
Rg (real space) rg_real14.79
Rg uncertainty (real space) rg_real_error0.27
I(0) (real space) i0_real2.9550e+06
I(0) uncertainty (real space) i0_real_error3.3290e+04
Rg (reciprocal space) rg_reciprocal14.80
I(0) (reciprocal space) i0_reciprocal2955000.0000
Solution quality estimate total_estimate0.8172
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary17.9
Skewness Skewness skewness0.240
Kurtosis Kurtosis kurtosis-0.330
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha306300.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.874; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)