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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：Q91YR1 New Search
11PDB entries
12Biological assembly
13chain/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
1M4J CRYSTAL STRUCTURE OF THE N-TERMINAL ADF-H DOMAIN OF MOUSE TWINFILIN ISOFORM-1 Deposited 2002-07-03 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–142（142 aa） Fragment：N-terminal ADF-H Domain
Chain B 1–142（142 aa） Fragment：N-terminal ADF-H Domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；277 K；1.6M Na-Citrate, 3% PEG 400, 0.1M Na-Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 1.60 Å R-free 0.251
1M4J CRYSTAL STRUCTURE OF THE N-TERMINAL ADF-H DOMAIN OF MOUSE TWINFILIN ISOFORM-1 Deposited 2002-07-03 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–142（142 aa） Fragment：N-terminal ADF-H Domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；277 K；1.6M Na-Citrate, 3% PEG 400, 0.1M Na-Hepes, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 1.60 Å R-free 0.251
2D8B Solution structure of the second tandem cofilin-domain of mouse twinfilin Deposited 2005-12-02 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 161–313（153 aa） Fragment：COFILIN HOMOLOGY DOMAIN, UNP Residues 161-313
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 7；298 K；Ionic strength (raw mmCIF value) 120mM；Pressure ambient
NMR sample composition 1.44mM COFILIN HOMOLOGY DOMAIN, 20mM d-Tris-HCL, 100mM NaCl, 1mM d-DTT, 0.02 % NaN3; 90% H2O, 10% D2O | 90% H2O/10% D2O
Resolution not provided
2HD7 Solution structure of C-teminal domain of twinfilin-1. Deposited 2006-06-20 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 176–316（141 aa） Fragment：C-terminal domain, residues 176-316
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.8；298 K；Ionic strength (raw mmCIF value) 60；Pressure ambient
NMR sample composition 1 mM C-terminal domain of twinfilin U-15N, C13, 10 mM Bis-Tris, pH 6.8, 50 mM NaCl, 1 mM DTT, 90% H2O, 10% D2O | 90% H2O/10% D2O
Resolution not provided
3DAW Structure of the actin-depolymerizing factor homology domain in complex with actin Deposited 2008-05-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 167–322（156 aa） Fragment：C-terminal domain, ADF-H 2, UNP RESIDUES 167-322
Mutation：V168M CA CALCIUM ION × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；10mM Tris pH 7.5, 50mM NaCl, 0.2mM ATP, 0.2mM DTT, 0.2mM CaCl2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.55 Å R-free 0.279
6RSW HFD domain of mouse CAP1 bound to the pointed end of G-actin Deposited 2019-05-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 176–316（141 aa）
Not recorded MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；293 K；0.1M HEPES, 0.1 mM KCl, 10% PEG4000 (w/v)
Resolution 1.95 Å R-free 0.194
6YP9 Rabbit muscle actin in complex with ADF-H and ATP-ATTO-488 Deposited 2020-04-15 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 176–315（140 aa）
Not recorded ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CA CALCIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6；293 K；0.1 M sodium cacodylate (pH 6.0) and 15% (w/v) PEG 4000
Resolution 2.56 Å R-free 0.230
7DS2 Crystal structure of actin capping protein in complex with twinflin-1 C-terminus tail Deposited 2020-12-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 315–350（36 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；22.5% (w/v) PEG 400, 0.1M HEPES-NaOH (pH = 7.0)
Resolution 1.95 Å R-free 0.183
7DS4 Crystal structure of actin capping protein in complex with twinflin-1 C-terminus tail F323K mutant Deposited 2020-12-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 315–344（30 aa）
Mutation：F323K No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；5% (w/v) PEG 3350, 5% (v/v) ethanol, 50mM Tris-HCl (pH = 7.0)
Resolution 1.85 Å R-free 0.259
7DS6 Crystal structure of actin capping protein in complex with twinflin-1/CD2AP CPI chimera peptide (TWN-CDC) Deposited 2020-12-30 Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 315–327（13 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；5% (w/v) PEG 3350, 5% (v/v) ethanol, 50mM Tris-HCl (pH = 7.0)
Resolution 1.69 Å R-free 0.253
7DS8 Crystal structure of actin capping protein in complex with twinflin-1/CD2AP CPI chimera peptide (CDN-TWC) Deposited 2020-12-30 Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 326–344（19 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；293 K；4% (w/v) PEG 3350, 50mM Tris-HCl (pH = 7.0)
Resolution 1.95 Å R-free 0.233
7DSB Crystal structure of actin capping protein in complex with V-1 and twinfilin C-terminal tail Deposited 2020-12-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 315–344（30 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；10% (w/v) PEG 3350, 5% (v/v) isopropanol, 0.1M HEPES-NaOH (pH = 7.5)
Resolution 2.44 Å R-free 0.248

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.