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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：P32558 New Search
6PDB entries
8Biological assembly
8chain/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
3BIP Crystal structure of yeast Spt16 N-terminal Domain Deposited 2007-11-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–465（465 aa） Fragment：residues 1-465
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；298 K；25% Pentaerythritol Ethoxylate (15/4 EO/OH), 100mM Sodium Acetate, pH 4.5, VAPOR DIFFUSION, temperature 298K
Resolution 1.94 Å R-free 0.244
3BIP Crystal structure of yeast Spt16 N-terminal Domain Deposited 2007-11-30 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–465（465 aa） Fragment：residues 1-465
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；298 K；25% Pentaerythritol Ethoxylate (15/4 EO/OH), 100mM Sodium Acetate, pH 4.5, VAPOR DIFFUSION, temperature 298K
Resolution 1.94 Å R-free 0.244
3BIQ Crystal structure of yeast Spt16 N-terminal Domain Deposited 2007-11-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–465（465 aa） Fragment：residues 1-465
Not recorded GOL GLYCEROL × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；298 K；25% Pentaerythritol Ethoxylate (15/4 EO/OH), 100mM Sodium Acetate, pH 4.5, vapor diffusion, temperature 298K
Resolution 1.73 Å R-free 0.213
3BIT Crystal structure of yeast Spt16 N-terminal Domain Deposited 2007-11-30 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–451（451 aa） Fragment：residues 1-451
Non-standard monomer：Yes (specific site not provided by mmCIF) CL CHLORIDE ION × 2 BME BETA-MERCAPTOETHANOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；278 K；35% PEG 300, 200mM NaCl, 100mM Sodium Acetate, pH 4.5, vapor diffusion, temperature 278K
Resolution 1.90 Å R-free 0.224
3BIT Crystal structure of yeast Spt16 N-terminal Domain Deposited 2007-11-30 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–451（451 aa） Fragment：residues 1-451
Non-standard monomer：Yes (specific site not provided by mmCIF) CL CHLORIDE ION × 2 BME BETA-MERCAPTOETHANOL × 2 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 4.5；278 K；35% PEG 300, 200mM NaCl, 100mM Sodium Acetate, pH 4.5, vapor diffusion, temperature 278K
Resolution 1.90 Å R-free 0.224
4IOY Structure of the Spt16 Middle Domain Reveals Functional Features of the Histone Chaperone FACT Deposited 2013-01-08 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain X 675–958（284 aa） Fragment：Middle Domain (UNP residues 675-958)
Not recorded PO4 PHOSPHATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；277.15 K；0.1 M sodium/potassium phosphate, pH 6.0, 0.2 M sodium chloride, 40% PEG400, 10 mM TCEP-HCl, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K
Resolution 1.95 Å R-free 0.197
7NKY RNA Polymerase II-Spt4/5-nucleosome-FACT structure Deposited 2021-02-19 Assembly 1 Other combination Heteromer；Protein × 24 PDB declaration: 27-meric（27） Consistent with all polymers
Chain Q 1–1035（1035 aa）
Not recorded ZN ZINC ION × 9 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8XGC Structure of yeast replisome associated with FACT and histone hexamer, Composite map Deposited 2023-12-15 Assembly 1 Protein–DNA Heteromer；Protein × 27 PDB declaration: 29-meric（29） Consistent with all polymers
Chain L 1–1035（1035 aa）
Not recorded ZN ZINC ION × 7 ADP ADENOSINE-5'-DIPHOSPHATE × 5 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å

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.