2ins

THE STRUCTURE OF DES-PHE B1 BOVINE INSULIN

Method: X-RAY DIFFRACTION Dmax: 48.3 Å Quality: GOOD

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

DES-PHE B1 INSULIN (CHAIN A)

Bos taurus

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 × 12 PDB declaration: dodecameric(12) Consistent with protein copy count Chain A; UniProt 85–105 Chain B; UniProt 26–54 Chain C; UniProt 85–105 Chain D; UniProt 26–54 Not recorded ZN ZINC ION × 6 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 Å
2 Protein homooligomer Homooligomer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain A; UniProt 85–105 Chain B; UniProt 26–54 Not recorded ZN ZINC ION × 3 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 Å
3 Protein homooligomer Homooligomer Protein × 6 PDB declaration: hexameric(6) Consistent with protein copy count Chain C; UniProt 85–105 Chain D; UniProt 26–54 Not recorded ZN ZINC ION × 3 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 Å
4 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 85–105 Chain B; UniProt 26–54 Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 Å
5 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain C; UniProt 85–105 Chain D; UniProt 26–54 Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION mmCIF provides none of the parsed experimental conditions Resolution 2.50 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 82 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 1–29; UniProt 26–54 Author chain D; PDBConstruct 1–29; UniProt 26–54

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 2ins

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2ins
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2ins
Deposition date deposition_date1982-05-10
Structure title titleTHE STRUCTURE OF DES-PHE B1 BOVINE INSULIN
Keywords keywordsHORMONE; HORMONE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier14.61
Radius of gyration Rg (electron density) rg_electron13.38
Forward intensity I(0) i02825170.00
Molecular weight molecular_weight11204.0 kDa
Excluded volume excluded_volume13716 ų
Envelope volume envelope_volume15505 ų
Hydration-shell volume shell_volume10266 ų
Envelope diameter envelope_diameter45.7
Shell Rg shell_rg18.56
Envelope Rg envelope_rg13.67
Shape Rg shape_rg13.32
Total Rg total_rg14.61
Total atoms total_atoms772
Residues n_residues100
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 dmax48.3
Rg (real space) rg_real14.56
Rg uncertainty (real space) rg_real_error0.35
I(0) (real space) i0_real2.8250e+06
I(0) uncertainty (real space) i0_real_error2.9840e+04
Rg (reciprocal space) rg_reciprocal14.56
I(0) (reciprocal space) i0_reciprocal2825000.0000
Solution quality estimate total_estimate0.8823
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary18.3
Skewness Skewness skewness0.228
Kurtosis Kurtosis kurtosis-0.339
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha288600.0000
Real-space data points n_real_points80
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: 0.997; Smooth: 0.991

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2ins.1
Class classg — Small proteins
Fold Fold foldg.1 — Insulin-like
Superfamily Superfamily superfamilyg.1.1 — Insulin-like
Family Family familyg.1.1.1 — Insulin-like
Domain ID domain_idd2ins.2
Class classg — Small proteins
Fold Fold foldg.1 — Insulin-like
Superfamily Superfamily superfamilyg.1.1 — Insulin-like
Family Family familyg.1.1.1 — Insulin-like

8. Citations (15)

9. Files and Curves (10)