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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：R4X2K3 New Search
1PDB entries
1Biological assembly
1chain/assembly records
Main Difference Dimensions in This Set
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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
4MJ6 Crystal Structure of HLA-A*1101 in complex with H7-22, an influenza A(H7N9) virus epitope Deposited 2013-09-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 188–198（11 aa） Fragment：UNP RESIDUES 188-198
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；277 K；0.1M Ammonium acetate, 0.1M BIS0TRIS PH5.5, 17% w/v Polyethylene glycol 10K, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 2.57 Å R-free 0.247

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.