2OTP

Crystal Structure of Immunoglobulin-Like Transcript 1 (ILT1/LIR7/LILRA2)

• PDB DOI: https://doi.org/10.2210/pdb2OTP/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2007-02-08 Released: 2008-02-19 
• Deposition Author(s): Gao, F., Peng, H., Chen, Y., Liu, Y., Gao, G.F.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.227 
• R-Value Work: 0.176 
• R-Value Observed: 0.176 

Literature

Crystal Structure of 3D Domain Swapped Dimer of Immunoglobulin-Like Transcript 1 (ILT1/LIR7/LILRA2), Molecular Insight into Group 1 Activating Receptor Forming Unique MW Interaction Pattern

Chen, Y., Gao, F., Peng, H., Liu, Y., Gao, G.F.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 43.82 kDa 
• Atom Count: 3,128 
• Modelled Residue Count: 387 
• Deposited Residue Count: 392 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Leukocyte immunoglobulin-like receptor subfamily A member 2	A, B	196	Homo sapiens	Mutation(s): 1  Gene Names: LILRA2, ILT1, LIR7
UniProt & NIH Common Fund Data Resources
Find proteins for Q8N149 (Homo sapiens) Explore Q8N149  Go to UniProtKB:  Q8N149
PHAROS:  Q8N149 GTEx:  ENSG00000239998

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.227 
• R-Value Work: 0.176 
• R-Value Observed: 0.176 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.842	α = 90
b = 72.971	β = 90.32
c = 131.853	γ = 90

Software Package:

Software Name	Purpose
CrystalClear	data collection
CNS	refinement
SHELXL-97	refinement
MOSFLM	data reduction
SCALA	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-02-19 
Deposition Author(s): Gao, F., Peng, H., Chen, Y., Liu, Y., Gao, G.F.

Revision History  

• Version 1.0: 2008-02-19
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.2: 2021-11-10
  Changes: Database references