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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：Q9UBW8 New Search
3PDB entries
10Biological assembly
10chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification 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
4D10 Crystal structure of the COP9 signalosome Deposited 2014-04-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain O 1–218（218 aa） Fragment：RESIDUES 1-218
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.4；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4, 10 MM UREA.
Resolution 3.80 Å R-free 0.228
4D10 Crystal structure of the COP9 signalosome Deposited 2014-04-30 Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain G 1–218（218 aa） Fragment：RESIDUES 1-218
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.4；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4, 10 MM UREA.
Resolution 3.80 Å R-free 0.228
4D18 Crystal structure of the COP9 signalosome Deposited 2014-05-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain G 1–218（218 aa） Fragment：RESIDUES 1-218
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.4；CRYSTAL GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4. CRYSTAL DEHYDRATED OVERNIGHT WITH 20% PEG 6000 IN WELL
Resolution 4.08 Å R-free 0.253
4D18 Crystal structure of the COP9 signalosome Deposited 2014-05-01 Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain O 1–218（218 aa） Fragment：RESIDUES 1-218
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 5.4；CRYSTAL GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4. CRYSTAL DEHYDRATED OVERNIGHT WITH 20% PEG 6000 IN WELL
Resolution 4.08 Å R-free 0.253
4WSN Crystal structure of the COP9 signalosome, a P1 crystal form Deposited 2014-10-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain G 1–218（218 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；273 K；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4.
Resolution 5.50 Å R-free 0.282
4WSN Crystal structure of the COP9 signalosome, a P1 crystal form Deposited 2014-10-28 Assembly 2 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain O 1–218（218 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；273 K；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4.
Resolution 5.50 Å R-free 0.282
4WSN Crystal structure of the COP9 signalosome, a P1 crystal form Deposited 2014-10-28 Assembly 3 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain W 1–218（218 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；273 K；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4.
Resolution 5.50 Å R-free 0.282
4WSN Crystal structure of the COP9 signalosome, a P1 crystal form Deposited 2014-10-28 Assembly 4 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain e 1–218（218 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；273 K；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4.
Resolution 5.50 Å R-free 0.282
4WSN Crystal structure of the COP9 signalosome, a P1 crystal form Deposited 2014-10-28 Assembly 5 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain m 1–218（218 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；273 K；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4.
Resolution 5.50 Å R-free 0.282
4WSN Crystal structure of the COP9 signalosome, a P1 crystal form Deposited 2014-10-28 Assembly 6 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain u 1–218（218 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；273 K；CRYSTALS GROWN BY VAPOR DIFFUSION BY MIXING 9.3 MG/ML PROTEIN IN 50 MM HEPES PH 7.4, 200 MM NACL, 2 MM EQUALLY WITH 12% PEG 6000, 100 MM TRISODIUM CITRATE PH 5.4, 0.1 M LI2SO4.
Resolution 5.50 Å R-free 0.282

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.