2INS | pdb_00002ins

THE STRUCTURE OF DES-PHE B1 BOVINE INSULIN

• PDB DOI: https://doi.org/10.2210/pdb2INS/pdb

• Classification: HORMONE
• Organism(s): Bos taurus
• Mutation(s): No 


• Deposited: 1982-05-10 Released: 1982-08-05 
• Deposition Author(s): Smith, G.D., Duax, W.L., Dodson, E.J., Dodson, G.G., Degraaf, R.A.G., Reynolds, C.D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Work: 
  0.180 (Depositor), 0.174 (DCC) 

Literature

The Structure of Des-Phe B1 Bovine Insulin

Smith, G.D., Duax, W.L., Dodson, E.J., Dodson, G.G., Degraaf, R.A.G., Reynolds, C.D.

(1982) Acta Crystallogr B 38: 3028

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A6B6 Pseudo Symmetry: Cyclic - C3  (Explore in 3D)
Pseudo Stoichiometry: Hetero 12-mer - A6B3C3 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 6-mer - A3B3 

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 6-mer - A3B3 

Biological assembly 3 assigned by authors and generated by PISA (software)

Biological Assembly 4  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 4 assigned by authors and generated by PISA (software)

Biological Assembly 5  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 5 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 11.32 kDa 
• Atom Count: 964 
• Modeled Residue Count: 100 
• Deposited Residue Count: 100 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DES-PHE B1 INSULIN (CHAIN A)	A, C	21	Bos taurus	Mutation(s): 0
UniProt
Find proteins for P01317 (Bos taurus) Explore P01317  Go to UniProtKB:  P01317

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
DES-PHE B1 INSULIN (CHAIN B)	B, D	29	Bos taurus	Mutation(s): 0
UniProt
Find proteins for P01317 (Bos taurus) Explore P01317  Go to UniProtKB:  P01317

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	E [auth B], F [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Work:  0.180 (Depositor), 0.174 (DCC) 

Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.6	α = 90
b = 81.6	β = 90
c = 34	γ = 120

Software Package:

Software Name	Purpose
FAST	refinement
FAST-FOURIER	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1982-08-05 
Deposition Author(s): Smith, G.D., Duax, W.L., Dodson, E.J., Dodson, G.G., Degraaf, R.A.G., Reynolds, C.D.

Revision History  

• Version 1.0: 1982-08-05
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2011-11-16
  Changes: Atomic model
• Version 1.4: 2017-11-29
  Changes: Derived calculations, Other
• Version 1.5: 2024-10-23
  Changes: Data collection, Database references, Derived calculations, Structure summary
• Version 1.6: 2025-02-19
  Changes: Data collection, Refinement description