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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：P40969 New Search
11PDB entries
11Biological assembly
21chain/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
2QUQ Crystal Structure of the Essential Inner Kinetochore Protein Cep3p Deposited 2007-08-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 47–608（562 aa） Fragment：residues 47-608
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；298 K；100 mM HEPES, 5% PEG 4000, 500 mM NaCl, pH 7.5, vapor diffusion, hanging drop, temperature 298K
Resolution 2.80 Å R-free 0.285
2VEQ Insights into kinetochore-DNA interactions from the structure of Cep3p Deposited 2007-10-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 48–608（561 aa） Fragment：RESIDUES 48-608
Not recorded BME BETA-MERCAPTOETHANOL × 2 CAC CACODYLATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 6.5；100MM SODIUM CACODYLATE PH 6.5, 0.2M POTASSIUM THIOCYANATE, 12% PEG 4000
Resolution 2.49 Å R-free 0.246
6F07 CBF3 Core Complex Deposited 2017-11-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–608（608 aa）
Chain B 1–608（608 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
6FE8 Cryo-EM structure of the core Centromere Binding Factor 3 complex Deposited 2017-12-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 47–608（562 aa）
Chain B 47–608（562 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.10 Å
6GSA Core Centromere Binding Factor 3 (CBF3) with monomeric Ndc10 Deposited 2018-06-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: tetrameric（4） Review required
Chain A 47–608（562 aa）
Chain B 47–608（562 aa）
Mutation：Truncation of the N-terminal domain, UNP residues 1-46 Mutation：Truncation of the N-terminal domain, UNP residues 1-46 No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.20 Å
6GYP Cryo-EM structure of the CBF3-core-Ndc10-DBD complex of the budding yeast kinetochore Deposited 2018-07-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain B 1–608（608 aa）
Chain C 49–608（560 aa）
Not recorded MET METHIONINE × 1 PHE PHENYLALANINE × 1 ASN ASPARAGINE × 1 ARG ARGININE × 1 THR THREONINE × 2 GLN GLUTAMINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
6GYS Cryo-EM structure of the CBF3-CEN3 complex of the budding yeast kinetochore Deposited 2018-07-01 Assembly 1 Protein–DNA Heteromer；Protein × 10 PDB declaration: dodecameric（12） Consistent with all polymers
Chain B 1–608（608 aa）
Chain C 1–608（608 aa）
Chain I 1–608（608 aa）
Chain J 1–608（608 aa）
Not recorded ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.40 Å
6GYU Cryo-EM structure of the CBF3-msk complex of the budding yeast kinetochore Deposited 2018-07-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain B 1–608（608 aa）
Chain C 49–608（560 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
7K79 CBF3 Deposited 2020-09-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain L 1–608（608 aa）
Chain O 1–608（608 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.3
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.00 Å
7K7G nucleosome and Gal4 complex Deposited 2020-09-22 Assembly 1 Protein–DNA Heteromer；Protein × 9 PDB declaration: undecameric（11） Consistent with all polymers
Chain M 1–48（48 aa）
Not recorded ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.3
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.20 Å
8OW1 Cryo-EM structure of the yeast Inner kinetochore bound to a CENP-A nucleosome. Deposited 2023-04-26 Assembly 1 Protein–DNA Heteromer；Protein × 40 PDB declaration: 42-meric（42） Consistent with all polymers
Chain CE 1–608（608 aa）
Chain ce 1–608（608 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
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.