← Back to search

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：O18973 New Search
2PDB entries
4Biological assembly
4chain/assembly records
Main Difference Dimensions in This Set
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
2FID Crystal Structure of a Bovine Rabex-5 fragment complexed with ubiquitin Deposited 2005-12-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 9–73（65 aa） Fragment：A20 zinc finger and inverted ubiquitin interacting motif domains
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；295 K；20-25% PEG 4000, 0.2M lithium sulfate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.80 Å R-free 0.268
2FIF Crystal Structure of a Bovine Rabex-5 fragment complexed with ubiquitin Deposited 2005-12-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 9–73（65 aa） Fragment：A20 zinc finger and inverted ubiquitin interacting motif domains
Not recorded SO4 SULFATE ION × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；295 K；20-25% PEG 4000, 0.2M lithium sulfate , pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.49 Å R-free 0.263
2FIF Crystal Structure of a Bovine Rabex-5 fragment complexed with ubiquitin Deposited 2005-12-29 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 9–73（65 aa） Fragment：A20 zinc finger and inverted ubiquitin interacting motif domains
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；295 K；20-25% PEG 4000, 0.2M lithium sulfate , pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.49 Å R-free 0.263
2FIF Crystal Structure of a Bovine Rabex-5 fragment complexed with ubiquitin Deposited 2005-12-29 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 9–73（65 aa） Fragment：A20 zinc finger and inverted ubiquitin interacting motif domains
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.6；295 K；20-25% PEG 4000, 0.2M lithium sulfate , pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.49 Å R-free 0.263

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.