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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：P06104 New Search
7PDB entries
9Biological assembly
9chain/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
1AYZ CRYSTAL STRUCTURE OF THE SACCHAROMYCES CEREVISIAE UBIQUITIN-CONJUGATING ENZYME RAD6 (UBC2) AT 2.6A RESOLUTION Deposited 1997-11-12 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–172（172 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；pH 5.0
Resolution 2.60 Å R-free 0.246
1AYZ CRYSTAL STRUCTURE OF THE SACCHAROMYCES CEREVISIAE UBIQUITIN-CONJUGATING ENZYME RAD6 (UBC2) AT 2.6A RESOLUTION Deposited 1997-11-12 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–172（172 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；pH 5.0
Resolution 2.60 Å R-free 0.246
1AYZ CRYSTAL STRUCTURE OF THE SACCHAROMYCES CEREVISIAE UBIQUITIN-CONJUGATING ENZYME RAD6 (UBC2) AT 2.6A RESOLUTION Deposited 1997-11-12 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 1–172（172 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions pH 5；pH 5.0
Resolution 2.60 Å R-free 0.246
4R62 Structure of Rad6~Ub Deposited 2014-08-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–172（172 aa） Fragment：Rad6
Mutation：C88K ACT ACETATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.4；293 K；24% PEG 300, 50 mM sodium acetate, pH 5.4, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.28 Å R-free 0.265
7MEX Structure of yeast Ubr1 in complex with Ubc2 and N-degron Deposited 2021-04-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain B 3–152（150 aa）
Not recorded ZN ZINC ION × 7 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.35 Å
7MEY Structure of yeast Ubr1 in complex with Ubc2 and monoubiquitinated N-degron Deposited 2021-04-08 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain B 1–172（172 aa）
Not recorded ZN ZINC ION × 7 Z3V 2-(ethylamino)ethane-1-thiol × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.67 Å
7UV8 Rad6-Bre1 Complex Deposited 2022-04-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–150（150 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.6；286.15 K；0.05 to 0.1 M MMT buffer and 15-25% PEG400
Resolution 2.70 Å R-free 0.280
7UVC Rad6(P43L)-Bre1 Complex Deposited 2022-04-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 1–150（150 aa）
Mutation：P43L No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.6；286 K；0.05 to 0.1 M MMT buffer and 15-25% PEG400
Resolution 3.05 Å R-free 0.279
8IEG Bre1(mRBD-RING)/Rad6-Ub/nucleosome complex Deposited 2023-02-15 Assembly 1 Protein–DNA Heteromer；Protein × 11 PDB declaration: tridecameric（13） Consistent with all polymers
Chain R 3–150（148 aa）
Not recorded ZN ZINC ION × 4 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.44 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.