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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：Q8N423 New Search
6PDB entries
9Biological assembly
9chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
2DYP Crystal Structure of LILRB2(LIR2/ILT4/CD85d) complexed with HLA-G Deposited 2006-09-15 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 24–219（196 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；0.1M Tris-HCl pH8.0, 45% PEG400, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.50 Å R-free 0.278
2GW5 Crystal Structure of LIR-2 (ILT4) at 1.8 : differences from LIR-1 (ILT2) in regions implicated in the binding of the Cytomegalovirus class I MHC homolog UL18 Deposited 2006-05-03 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 24–220（197 aa） Fragment：N-terminal Domains 1 and 2
Not recorded IPA ISOPROPYL ALCOHOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；0.1M Hepes pH 7.5, 10% Isopropanol, 20% PEG 4000 streak seeded., VAPOR DIFFUSION, HANGING DROP
Resolution 1.80 Å R-free 0.279
4LLA Crystal structure of D3D4 domain of the LILRB2 molecule Deposited 2013-07-09 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 222–419（198 aa）
Mutation：D3D4 domain, UNP residues 222-419 No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291 K；3.5M sodium formate, 0.1M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Resolution 2.50 Å R-free 0.272
4LLA Crystal structure of D3D4 domain of the LILRB2 molecule Deposited 2013-07-09 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 222–419（198 aa）
Mutation：D3D4 domain, UNP residues 222-419 No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291 K；3.5M sodium formate, 0.1M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Resolution 2.50 Å R-free 0.272
4LLA Crystal structure of D3D4 domain of the LILRB2 molecule Deposited 2013-07-09 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 222–419（198 aa）
Mutation：D3D4 domain, UNP residues 222-419 No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；291 K；3.5M sodium formate, 0.1M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Resolution 2.50 Å R-free 0.272
6AED Crystal Structure of the four Ig-like domain of LILRB2(LIR2/ILT4/CD85d) Deposited 2018-08-04 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 27–419（393 aa） Fragment：UNP residues 27-419
Mutation：V213M No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；277 K；0.1 M Tris, pH 8.5, 25%(v/v) tert-butanol
Resolution 3.80 Å R-free 0.287
9C9C Protein receptor Deposited 2024-06-13 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 22–220（199 aa） Fragment：residues 22-220 (Uniprot numbering)
Not recorded CL CHLORIDE ION × 1 IMD IMIDAZOLE × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；imidazole, peg
Resolution 1.66 Å R-free 0.196
9C9C Protein receptor Deposited 2024-06-13 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 22–220（199 aa） Fragment：residues 22-220 (Uniprot numbering)
Not recorded CL CHLORIDE ION × 3 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；imidazole, peg
Resolution 1.66 Å R-free 0.196
9C9D Protein receptor Deposited 2024-06-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain F 22–220（199 aa） Fragment：residues 22-220 (Uniprot numbering)
Not recorded 30W N-(6-formyl-4-oxo-3,4-dihydropteridin-2-yl)acetamide × 1 GOL GLYCEROL × 3 SO4 SULFATE ION × 8 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 CL CHLORIDE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；295 K；PEG 8K, (NH4)2SO4, MES
Resolution 2.90 Å R-free 0.215

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.