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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：P04482 New Search
3PDB entries
4Biological assembly
4chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification Different assembly state Different ligand/ion Different experimental method 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
2NO8 NMR Structure analysis of the colicin immuntiy protein IM2 Deposited 2006-10-25 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–86（86 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.2；298 K；Pressure 1
NMR sample composition 50mM phosphate buffer NA, 95% H2O, 5% D2O | 95% H2O/5% D2O
Resolution not provided
2WPT The crystal structure of Im2 in complex with colicin E9 DNase Deposited 2009-08-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–86（86 aa）
Mutation：YES GOL GLYCEROL × 2 NO3 NITRATE ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.8；pH 6.8
Resolution 1.78 Å R-free 0.223
3U43 Crystal structure of the colicin E2 DNase-Im2 complex Deposited 2011-10-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–86（86 aa）
Not recorded ZN ZINC ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；293 K；0.1M MMT, 27% PEG1500, pH 7.0, vapor diffusion, sitting drop, temperature 293K
Resolution 1.72 Å R-free 0.203
3U43 Crystal structure of the colicin E2 DNase-Im2 complex Deposited 2011-10-07 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–86（86 aa）
Not recorded ZN ZINC ION × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；293 K；0.1M MMT, 27% PEG1500, pH 7.0, vapor diffusion, sitting drop, temperature 293K
Resolution 1.72 Å R-free 0.203

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.