3IR0

Crystal Structure of Human Insulin complexed with Cu+2 metal ion

• PDB DOI:  https://doi.org/10.2210/pdb3IR0/pdb

• Classification: HORMONE
• Organism(s): Homo sapiens
• Mutation(s): No 


• Deposited: 2009-08-21 Released: 2010-09-01 
• Deposition Author(s): Raghavendra, N., Pattabhi, V., Rajan, S.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.299 
• R-Value Work: 0.268 
• R-Value Observed: 0.269 

Literature

Metal induced structural changes observed in Human insulin

Raghavendra, N., Pattabhi, V., Rajan, S.S.

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

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

Biological Assembly 3  

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

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

Biological Assembly 4  

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

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

Biological Assembly 5  

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

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

Biological Assembly 6  

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

Biological assembly 6 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 70.57 kDa 
• Atom Count: 5,143 
• Modelled Residue Count: 612 
• Deposited Residue Count: 612 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin A chain	A, C, E, G, I, K, M, O, Q [auth R], S [auth T], U [auth V], W [auth X]	21	Homo sapiens	Mutation(s): 0  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin B chain	B, D, F, H, J, L, N, P, R [auth S], T [auth U], V [auth W], X [auth Y]	30	Homo sapiens	Mutation(s): 0  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CU	AA [auth F], BA [auth H], CA [auth J], DA [auth L], EA [auth N], FA [auth P], GA [auth S], HA [auth U], IA [auth W], JA [auth Y], Y [auth B], Z [auth D]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.299 
• R-Value Work: 0.268 
• R-Value Observed: 0.269 
• Space Group: P 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.559	α = 90
b = 81.559	β = 90
c = 68.825	γ = 120

Software Package:

Software Name	Purpose
MAR345dtb	data collection
AMoRE	phasing
REFMAC	refinement
AUTOMAR	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-09-01 
Deposition Author(s): Raghavendra, N., Pattabhi, V., Rajan, S.S.

Revision History  

• Version 1.0: 2010-09-01
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance