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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：P06701 New Search
11PDB entries
14Biological assembly
19chain/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
2FL7 S. cerevisiae Sir3 BAH domain Deposited 2006-01-05 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–228（228 aa） Fragment：BAH domain, residues 1-229
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；0.1 M HEPES, pH 6.5, 200 mM sodium chloride, 10% PEG400, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 1.85 Å R-free 0.232
2FVU Structure of the yeast Sir3 BAH domain Deposited 2006-01-31 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–218（218 aa） Fragment：BAH domain
Chain B 1–218（218 aa） Fragment：BAH domain
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 3.75；290 K；4M sodium formate, pH 3.75, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.00 Å R-free 0.308
3OWT Crystal structure of S. cerevisiae RAP1-Sir3 complex Deposited 2010-09-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 456–481（26 aa） Fragment：Rap1-interaction motif (UNP residues 456 to 481)
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.8；277 K；100 mM sodium citrate pH 4.8, 30% PEG4K, 200 mM ammonium acetate, and 10 mM DTT , VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.00 Å R-free 0.260
3TE6 Crystal Structure of the S. cerevisiae Sir3 AAA+ domain Deposited 2011-08-12 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 530–845（316 aa） Fragment：AAA+ domain (UNP Residues 530-845)
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；277 K；2 M ammonium sulfate, 2% (w/v) PEG 400, 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.80 Å R-free 0.276
3TE6 Crystal Structure of the S. cerevisiae Sir3 AAA+ domain Deposited 2011-08-12 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 530–845（316 aa） Fragment：AAA+ domain (UNP Residues 530-845)
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；277 K；2 M ammonium sulfate, 2% (w/v) PEG 400, 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.80 Å R-free 0.276
3TU4 Crystal structure of the Sir3 BAH domain in complex with a nucleosome core particle. Deposited 2011-09-15 Assembly 1 Protein–DNA Heteromer；Protein × 10 PDB declaration: dodecameric（12） Consistent with all polymers
Chain K 1–213（213 aa） Fragment：BAH domain
Chain L 1–213（213 aa） Fragment：BAH domain
Mutation：D205N Mutation：D205N No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；294 K；pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 3.00 Å R-free 0.241
3TU4 Crystal structure of the Sir3 BAH domain in complex with a nucleosome core particle. Deposited 2011-09-15 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain K 1–213（213 aa） Fragment：BAH domain
Mutation：D205N No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；294 K；pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 3.00 Å R-free 0.241
3TU4 Crystal structure of the Sir3 BAH domain in complex with a nucleosome core particle. Deposited 2011-09-15 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain L 1–213（213 aa） Fragment：BAH domain
Mutation：D205N No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；294 K；pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Resolution 3.00 Å R-free 0.241
3ZCO Crystal structure of S. cerevisiae Sir3 C-terminal domain Deposited 2012-11-21 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 840–978（139 aa） Fragment：C-TERMINAL DOMAIN, RESIDUES 840-978
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions 30% PEG 4000, 0.2 M AMMONIUM ACETATE, 0.1 M SODIUM CITRATE PH 5.6
Resolution 2.70 Å R-free 0.263
4JJN Crystal structure of heterochromatin protein Sir3 in complex with a silenced yeast nucleosome Deposited 2013-03-08 Assembly 1 Protein–DNA Heteromer；Protein × 10 PDB declaration: dodecameric（12） Consistent with all polymers
Chain K 2–382（381 aa）
Chain L 2–382（381 aa）
Mutation：D205N Mutation：D205N No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；277 K；0.05 M sodium cacodylate, 32% 2-methyl-2,4-pentanediol (MPD), pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 3.09 Å R-free 0.255
4KUD Crystal structure of N-terminal acetylated Sir3 BAH domain D205N mutant in complex with yeast nucleosome core particle Deposited 2013-05-22 Assembly 1 Protein–DNA Heteromer；Protein × 10 PDB declaration: dodecameric（12） Consistent with all polymers
Chain K 2–219（218 aa） Fragment：BAH domain, UNP residues 2-219
Chain L 2–219（218 aa） Fragment：BAH domain, UNP residues 2-219
Mutation：D205N Non-standard monomer：Yes (specific site not provided by mmCIF) Mutation：D205N Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.8；289 K；16% PEG 400, 0.1M KCl, 0.01M CaCl2, 0.05M sodium citrate(pH4.8), VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 3.20 Å R-free 0.237
4KUI Crystal structure of N-terminal acetylated yeast Sir3 BAH domain Deposited 2013-05-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 2–219（218 aa） Fragment：BAH domain, UNP residues 2-219
Non-standard monomer：Yes (specific site not provided by mmCIF) IPA ISOPROPYL ALCOHOL × 1 ACY ACETIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；289 K；18% 2-propanol, 0.2M CaCl, 0.1M sodium acetate (pH4.6), VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 1.85 Å R-free 0.199
4KUL Crystal structure of N-terminal acetylated yeast Sir3 BAH domain V83P mutant Deposited 2013-05-22 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 2–219（218 aa） Fragment：BAH domain, UNP residues 2-219
Mutation：V83P Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；289 K；14% 2-propanol, 0.2M CaCl, 0.1M sodium acetate(pH4.6) , VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 2.62 Å R-free 0.277
4LD9 Crystal structure of the N-terminally acetylated BAH domain of Sir3 bound to the nucleosome core particle Deposited 2013-06-24 Assembly 1 Protein–DNA Heteromer；Protein × 10 PDB declaration: dodecameric（12） Consistent with all polymers
Chain K 2–229（228 aa）
Chain L 2–229（228 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 6.5；293.15 K；50 mM MES pH 6.5, 12% PEG 400, 12 mM MnCl2, 100 mM NaCl, 10 mM EDTA, VAPOR DIFFUSION, temperature 293.15K
Resolution 3.31 Å R-free 0.295

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.