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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：Q15121 New Search
4PDB entries
7Biological assembly
7chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
4IZ5 Structure of the complex between ERK2 phosphomimetic mutant and PEA-15 Deposited 2013-01-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain G 1–130（130 aa） Fragment：unp residues 1-130
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 SO4 SULFATE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；293 K；0.1 M Bis-Tris and 2.0 M ammonium sulfate, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 3.19 Å R-free 0.292
4IZ5 Structure of the complex between ERK2 phosphomimetic mutant and PEA-15 Deposited 2013-01-29 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain H 1–130（130 aa） Fragment：unp residues 1-130
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 SO4 SULFATE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；293 K；0.1 M Bis-Tris and 2.0 M ammonium sulfate, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 3.19 Å R-free 0.292
4IZ5 Structure of the complex between ERK2 phosphomimetic mutant and PEA-15 Deposited 2013-01-29 Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain F 1–130（130 aa） Fragment：unp residues 1-130
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 SO4 SULFATE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；293 K；0.1 M Bis-Tris and 2.0 M ammonium sulfate, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 3.19 Å R-free 0.292
4IZ5 Structure of the complex between ERK2 phosphomimetic mutant and PEA-15 Deposited 2013-01-29 Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 1–130（130 aa） Fragment：unp residues 1-130
Not recorded ADP ADENOSINE-5'-DIPHOSPHATE × 1 SO4 SULFATE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.5；293 K；0.1 M Bis-Tris and 2.0 M ammonium sulfate, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 3.19 Å R-free 0.292
4IZA Structure of Dually Phosphorylated ERK2 bound to the PEA-15 Death Effector Domain Deposited 2013-01-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–96（96 aa） Fragment：unp residues 1-96
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5；293 K；0.2 M potassium phosphate monobasic and 20% w/v Polyethylene glycol 3,350, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 1.93 Å R-free 0.243
6P6B CS-Rosetta Model of PEA-15 Death Effector Domain Deposited 2019-06-03 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–90（90 aa） Fragment：residues 1-90
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 7；298 K；Ionic strength (raw mmCIF value) 0；Pressure 1
NMR sample composition 10 mM sodium phosphate, 0.1 mM dithiothreitol, 50 uM sodium azide, 90% H2O/10% D2O | 90% H2O/10% D2O
Resolution not provided
6P6C CS-Rosetta Model of PEA-15 Death Effector Domain in the Complex with ERK2 Deposited 2019-06-03 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–130（130 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 7；298 K；Ionic strength (raw mmCIF value) 150；Pressure 1
NMR sample composition 10 mM sodium phosphate, 150 mM sodium chloride, 0.1 mM DTT, 50 uM sodium azide, 90% H2O/10% D2O | 90% H2O/10% D2O
Resolution not provided

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.