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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：P19538 New Search
1PDB entries
2Biological assembly
2chain/assembly records
Main Difference Dimensions in This Set
No difference found in parsed fields

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
3HQM Structures of SPOP-Substrate Complexes: Insights into Molecular Architectures of BTB-Cul3 Ubiquitin Ligases: SPOPMATHx-CiSBC2 Deposited 2009-06-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1356–1367（12 aa） Fragment：UNP residues 1356-1367
Not recorded SO4 SULFATE ION × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.74 Å R-free 0.218
3HQM Structures of SPOP-Substrate Complexes: Insights into Molecular Architectures of BTB-Cul3 Ubiquitin Ligases: SPOPMATHx-CiSBC2 Deposited 2009-06-07 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 1356–1367（12 aa） Fragment：UNP residues 1356-1367
Not recorded SO4 SULFATE ION × 2 X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 1.74 Å R-free 0.218

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.