4ESK

Crystal structure of a strand-swapped dimer of Mouse Leukocyte-associated immunoglobulin-like receptor 1 (NYSGRC-006047)IG-like domain

• PDB DOI: https://doi.org/10.2210/pdb4ESK/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Mus musculus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2012-04-23 Released: 2012-05-02 
• Deposition Author(s): Sampathkumar, P., Almo, S.C., New York Structural Genomics Research Consortium (NYSGRC), Atoms-to-Animals: The Immune Function Network (IFN)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.76 Å
• R-Value Free: 0.216 
• R-Value Work: 0.184 
• R-Value Observed: 0.185 

Starting Model: experimental

Literature

Crystal structure of a strand-swapped dimer of Mouse Leukocyte-associated immunoglobulin-like receptor 1 IG-like domain

Sampathkumar, P., Bonanno, J., Fiser, A., Patskovsky, Y., Zencheck, W., Nathenson, S.G., Almo, S.C.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Biological Assembly 3  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 3 assigned by authors.

Biological Assembly 4  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 4 assigned by authors.

Biological Assembly 5  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 5 generated by PISA (software)

Biological Assembly 6  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 7  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 7 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 46.81 kDa 
• Atom Count: 3,441 
• Modelled Residue Count: 386 
• Deposited Residue Count: 408 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Leukocyte-associated immunoglobulin-like receptor 1	A, B, C, D	102	Mus musculus	Mutation(s): 0  Gene Names: Lair1
UniProt
Find proteins for Q8BG84 (Mus musculus) Explore Q8BG84  Go to UniProtKB:  Q8BG84

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	E [auth B], H [auth C], I [auth D]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
K	F [auth B]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N
NA	G [auth B], J [auth D]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.76 Å
• R-Value Free: 0.216 
• R-Value Work: 0.184 
• R-Value Observed: 0.185 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 62.141	α = 90
b = 73.121	β = 90
c = 90.609	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
CBASS	data collection
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-05-02 
Deposition Author(s): Sampathkumar, P., Almo, S.C., New York Structural Genomics Research Consortium (NYSGRC), Atoms-to-Animals: The Immune Function Network (IFN)

Revision History  

• Version 1.0: 2012-05-02
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2024-11-20
  Changes: Structure summary