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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：Q2T9X2 New Search
3PDB entries
3Biological assembly
5chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
3IYG Ca model of bovine TRiC/CCT derived from a 4.0 Angstrom cryo-EM map Deposited 2009-11-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain D 25–542（518 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM vitrification conditions two-side blotting for 1 second before plunging；101 K；Cryogen ETHANE；vitrification using ethane as cryogen
Resolution 4.00 Å
4B2T The crystal structures of the eukaryotic chaperonin CCT reveal its functional partitioning Deposited 2012-07-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein count
Chain D 1–542（542 aa）
Chain d 1–542（542 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION mmCIF provides none of the parsed conditions Resolution 5.50 Å R-free 0.399
9KCF Bovine Flagellar TRiC Deposited 2024-11-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: hexadecameric（16） Consistent with protein count
Chain D 1–542（542 aa）
Chain L 1–542（542 aa）
Not recorded MG MAGNESIUM ION × 6 ADP ADENOSINE-5'-DIPHOSPHATE × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
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.