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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：Q02080 New Search
7PDB entries
15Biological assembly
30chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
1N6J Structural basis of sequence-specific recruitment of histone deacetylases by Myocyte Enhancer Factor-2 Deposited 2002-11-11 Assembly 1 Protein–DNA Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain A 2–94（93 aa） Fragment：residues 2-91, MADS-box/MEF2S domain
Chain B 2–94（93 aa） Fragment：residues 2-91, MADS-box/MEF2S domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.2；298 K；PEG 3500, sodium cholride, BTP, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 2.20 Å R-free 0.268
1TQE Mechanism of recruitment of class II histone deacetylases by myocyte enhancer factor-2 Deposited 2004-06-17 Assembly 1 Protein–DNA Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain P 1–93（93 aa） Fragment：residues 1-93
Chain Q 1–93（93 aa） Fragment：residues 1-93
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.35；315 K；BTP, PEG, NaCl, glycerol, MgCl2, CaCl2, pH 6.35, VAPOR DIFFUSION, HANGING DROP, temperature 315K
Resolution 2.70 Å R-free 0.289
1TQE Mechanism of recruitment of class II histone deacetylases by myocyte enhancer factor-2 Deposited 2004-06-17 Assembly 2 Protein–DNA Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain R 1–93（93 aa） Fragment：residues 1-93
Chain S 1–93（93 aa） Fragment：residues 1-93
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.35；315 K；BTP, PEG, NaCl, glycerol, MgCl2, CaCl2, pH 6.35, VAPOR DIFFUSION, HANGING DROP, temperature 315K
Resolution 2.70 Å R-free 0.289
6BYY MEF2 CHIMERA/DNA Complex Deposited 2017-12-21 Assembly 1 Insufficient information Homooligomer；Protein × 2 PDB declaration: tetrameric（4） Consistent with all polymers
Chain A 65–91（27 aa）
Chain B 65–91（27 aa）
Not recorded 1PG 2-(2-{2-[2-(2-METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHANOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295 K；0.1 M HAc pH 4.7, 150 mM NaCl, 10 mM CaCl2, 5 mM MgCl2 and 28% PEG 400
Resolution 2.30 Å R-free 0.266
6BYY MEF2 CHIMERA/DNA Complex Deposited 2017-12-21 Assembly 2 Insufficient information Homooligomer；Protein × 2 PDB declaration: tetrameric（4） Consistent with all polymers
Chain C 65–91（27 aa）
Chain D 65–91（27 aa）
Not recorded TCE 3,3',3''-phosphanetriyltripropanoic acid × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295 K；0.1 M HAc pH 4.7, 150 mM NaCl, 10 mM CaCl2, 5 mM MgCl2 and 28% PEG 400
Resolution 2.30 Å R-free 0.266
6BZ1 MEF2 Chimera D83V mutant/DNA complex Deposited 2017-12-21 Assembly 1 Insufficient information Homooligomer；Protein × 2 PDB declaration: tetrameric（4） Consistent with all polymers
Chain C 65–91（27 aa）
Chain D 65–91（27 aa）
Mutation：D83V Mutation：D83V No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；292 K；0.1M MES pH 5.94, 0.2 M NaCl and 18% PEG2000MME
Resolution 2.97 Å R-free 0.190
6BZ1 MEF2 Chimera D83V mutant/DNA complex Deposited 2017-12-21 Assembly 2 Insufficient information Homooligomer；Protein × 2 PDB declaration: tetrameric（4） Consistent with all polymers
Chain A 65–91（27 aa）
Chain B 65–91（27 aa）
Mutation：D83V Mutation：D83V No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；292 K；0.1M MES pH 5.94, 0.2 M NaCl and 18% PEG2000MME
Resolution 2.97 Å R-free 0.190
6C9L MEF2B Apo Protein Structure Deposited 2018-01-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–93（93 aa）
Chain B 1–93（93 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295 K；0.4 M NaCl, 0.1 M Bis-Tris pH 5.5, 20% PEG3350
Resolution 2.30 Å R-free 0.235
6C9L MEF2B Apo Protein Structure Deposited 2018-01-26 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–93（93 aa）
Chain D 1–93（93 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295 K；0.4 M NaCl, 0.1 M Bis-Tris pH 5.5, 20% PEG3350
Resolution 2.30 Å R-free 0.235
6C9L MEF2B Apo Protein Structure Deposited 2018-01-26 Assembly 3 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain E 1–93（93 aa）
Chain F 1–93（93 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；295 K；0.4 M NaCl, 0.1 M Bis-Tris pH 5.5, 20% PEG3350
Resolution 2.30 Å R-free 0.235
6WC2 Crystal Structure of a Ternary MEF2 Chimera/NKX2-5/myocardin enhancer DNA Complex Deposited 2020-03-29 Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain A 73–91（19 aa）
Chain B 73–91（19 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.15 M DL-Malic acid pH 7.0, 20% Polyethylene glycol 3350
Resolution 2.10 Å R-free 0.225
6WC2 Crystal Structure of a Ternary MEF2 Chimera/NKX2-5/myocardin enhancer DNA Complex Deposited 2020-03-29 Assembly 2 Insufficient information Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain C 73–91（19 aa）
Chain D 73–91（19 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.15 M DL-Malic acid pH 7.0, 20% Polyethylene glycol 3350
Resolution 2.10 Å R-free 0.225
6WC2 Crystal Structure of a Ternary MEF2 Chimera/NKX2-5/myocardin enhancer DNA Complex Deposited 2020-03-29 Assembly 3 Insufficient information Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain I 73–91（19 aa）
Chain J 73–91（19 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.15 M DL-Malic acid pH 7.0, 20% Polyethylene glycol 3350
Resolution 2.10 Å R-free 0.225
6WC5 Crystal Structure of a Ternary MEF2B/NKX2-5/myocardin enhancer DNA Complex Deposited 2020-03-29 Assembly 1 Protein–DNA Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain A 2–91（90 aa）
Chain B 2–91（90 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；100 mM HEPES pH 7.0, 18% PEG 2000
Resolution 2.90 Å R-free 0.251
6WC5 Crystal Structure of a Ternary MEF2B/NKX2-5/myocardin enhancer DNA Complex Deposited 2020-03-29 Assembly 2 Protein–DNA Heteromer；Protein × 3 PDB declaration: pentameric（5） Consistent with all polymers
Chain C 2–91（90 aa）
Chain D 2–91（90 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；100 mM HEPES pH 7.0, 18% PEG 2000
Resolution 2.90 Å R-free 0.251

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.