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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：Q9DHU8 New Search
2PDB entries
4Biological assembly
6chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state 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
4EEE Crystal Structure of YLDV 14L IL-18 Binding Protein in Complex with Human IL-18 Deposited 2012-03-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 20–136（117 aa）
Chain C 20–136（117 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；295 K；18% PEG 3350, 0.1M BIS-TRIS PROPANE/CITRIC ACID PH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Resolution 2.71 Å R-free 0.270
4EKX Crystal Structure of YLDV 14L IL-18 Binding Protein in Complex with Human IL-18 Deposited 2012-04-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 22–136（115 aa） Fragment：UNP residues 22-136
Chain C 22–136（115 aa） Fragment：UNP residues 22-136
Mutation：C67S, C112S Mutation：C67S, C112S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8；298 K；12% PEG 3350, pH 8.0, vapor diffusion, temperature 298K
Resolution 1.75 Å R-free 0.231
4EKX Crystal Structure of YLDV 14L IL-18 Binding Protein in Complex with Human IL-18 Deposited 2012-04-10 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 22–136（115 aa） Fragment：UNP residues 22-136
Mutation：C67S, C112S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8；298 K；12% PEG 3350, pH 8.0, vapor diffusion, temperature 298K
Resolution 1.75 Å R-free 0.231
4EKX Crystal Structure of YLDV 14L IL-18 Binding Protein in Complex with Human IL-18 Deposited 2012-04-10 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 22–136（115 aa） Fragment：UNP residues 22-136
Mutation：C67S, C112S No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8；298 K；12% PEG 3350, pH 8.0, vapor diffusion, temperature 298K
Resolution 1.75 Å R-free 0.231

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.