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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：Q9Y450 New Search
11PDB entries
11Biological assembly
13chain/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
10AY Cryo-EM structure of CRBN-DDB1 in complex with HBS1L and TNG961 Deposited 2026-01-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 478–684（207 aa） Fragment：domain 2 + domain 3
Chain D 478–684（207 aa） Fragment：domain 2 + domain 3
Not recorded A1C4S N-{6-[(3R)-2,6-dioxopiperidin-3-yl]naphthalen-1-yl}-N'-{2-[6-(trifluoromethyl)-1-benzothiophen-2-yl]propan-2-yl}urea × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；0.1 M HEPES (pH 7.5), 0.24 M sodium chloride, 3 mM TCEP, 0.2 % n-octylglucoside
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
11MR Cryo-EM structure of CRBN in complex with HBS1L and TNG-4857 (focused refinement) Deposited 2026-03-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 478–684（207 aa） Fragment：domain 2 + domain 3
Chain C 478–684（207 aa） Fragment：domain 2 + domain 3
Not recorded ZN ZINC ION × 2 A1C9W N-[(3S)-2,6-dioxopiperidin-3-yl]-2-fluoro-3-[(2-{4-[1-(trifluoromethyl)cyclopropyl]phenyl}propan-2-yl)carbamamido]benzamide × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；10 mM HEPES (pH 7.5), 240 mM NaCl, 3 mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
5LZW Structure of the mammalian rescue complex with Pelota and Hbs1l assembled on a truncated mRNA. Deposited 2016-10-02 Assembly 1 Protein–RNA Heteromer；Protein × 80 PDB declaration: 87-meric（87） Consistent with all polymers
Chain jj 1–684（684 aa）
Not recorded MG MAGNESIUM ION × 281 ZN ZINC ION × 8 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE；3 ul aliquots were applied to the grid and incubated for 30 s, before blotting for 3s to remove excess solution.
Resolution 3.53 Å
5LZX Structure of the mammalian rescue complex with Pelota and Hbs1l assembled on a UGA stop codon. Deposited 2016-10-02 Assembly 1 Protein–RNA Heteromer；Protein × 80 PDB declaration: 87-meric（87） Consistent with all polymers
Chain jj 1–684（684 aa）
Not recorded MG MAGNESIUM ION × 264 ZN ZINC ION × 8 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE；3 ul aliquots were applied to the grid and incubated for 30 s, before blotting for 3s to remove excess solution.
Resolution 3.67 Å
5LZY Structure of the mammalian rescue complex with Pelota and Hbs1l assembled on a polyadenylated mRNA. Deposited 2016-10-02 Assembly 1 Protein–RNA Heteromer；Protein × 79 PDB declaration: 86-meric（86） Consistent with all polymers
Chain jj 1–684（684 aa）
Not recorded MG MAGNESIUM ION × 236 ZN ZINC ION × 8 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE；3 ul aliquots were applied to the grid and incubated for 30 s, before blotting for 3s to remove excess solution.
Resolution 3.99 Å
5LZZ Structure of the mammalian rescue complex with Pelota and Hbs1l (combined) Deposited 2016-10-02 Assembly 1 Protein–RNA Heteromer；Protein × 80 PDB declaration: 87-meric（87） Consistent with all polymers
Chain jj 1–684（684 aa）
Not recorded MG MAGNESIUM ION × 264 ZN ZINC ION × 8 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE；3 ul aliquots were applied to the grid and incubated for 30 s, before blotting for 3s to remove excess solution.
Resolution 3.47 Å
9G8M human 80S ribosome bound by a SKI2-exosome complex Deposited 2024-07-23 Assembly 1 Insufficient information Heteromer；Protein × 87 PDB declaration: 92-meric（92） Consistent with all polymers
Chain E 369–632（264 aa）
Not recorded MG MAGNESIUM ION × 232 ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.30 Å
9G8N 80S-bound human Ski2-exosome complex Deposited 2024-07-23 Assembly 1 Protein–RNA Heteromer；Protein × 12 PDB declaration: 13-meric（13） Consistent with all polymers
Chain E 369–632（264 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.70 Å
9G8O human 40S ribosome bound by a SKI238-exosome complex Deposited 2024-07-23 Assembly 1 Protein–RNA Heteromer；Protein × 49 PDB declaration: 51-meric（51） Consistent with all polymers
Chain E 369–632（264 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 Å
9G8P 40S-bound human SKI2-exosome complex Deposited 2024-07-23 Assembly 1 Protein–RNA Heteromer；Protein × 12 PDB declaration: 13-meric（13） Consistent with all polymers
Chain E 369–632（264 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 7.00 Å
9G8R human SKI7-SKI238 complex in the open state Deposited 2024-07-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain E 372–546（175 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 3.40 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.