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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：Q15813 New Search
6PDB 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
4ICU Ubiquitin-like domain of human tubulin folding cofactor E - crystal from A Deposited 2012-12-11 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 443–527（85 aa） Fragment：Ubiquitin-like domain, UNP residues 443-527
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；292 K；100 mM Tris pH 8.5, 200 mM sodium acetate and 26% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.40 Å R-free 0.263
4ICU Ubiquitin-like domain of human tubulin folding cofactor E - crystal from A Deposited 2012-12-11 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 443–527（85 aa） Fragment：Ubiquitin-like domain, UNP residues 443-527
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；292 K；100 mM Tris pH 8.5, 200 mM sodium acetate and 26% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.40 Å R-free 0.263
4ICU Ubiquitin-like domain of human tubulin folding cofactor E - crystal from A Deposited 2012-12-11 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 443–527（85 aa） Fragment：Ubiquitin-like domain, UNP residues 443-527
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；292 K；100 mM Tris pH 8.5, 200 mM sodium acetate and 26% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.40 Å R-free 0.263
4ICU Ubiquitin-like domain of human tubulin folding cofactor E - crystal from A Deposited 2012-12-11 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 443–527（85 aa） Fragment：Ubiquitin-like domain, UNP residues 443-527
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；292 K；100 mM Tris pH 8.5, 200 mM sodium acetate and 26% PEG 4000, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.40 Å R-free 0.263
4ICV Ubiquitin-like domain of human tubulin folding cofactor E - crystal form B Deposited 2012-12-11 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 443–527（85 aa） Fragment：Ubiquitin-like domain, UNP residues 443-527
Not recorded PR PRASEODYMIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；292 K；100 mM Bis Tris pH 6.5 and 43 % (v/v) PEG 400 and 10 mM praseodymium (III) acetate, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 1.45 Å R-free 0.189
9M1J Cryo-EM structure of the TBC-DE-Arl2-beta-tubulin complex Deposited 2025-02-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain E 129–527（399 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.14 Å
9M1K Cryo-EM structure of the TBC-DE-Arl2-beta-tubulin complex with GTP Deposited 2025-02-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain E 1–527（527 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 2 MG MAGNESIUM ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.45 Å
9M1L Cryo-EM structure of the TBC-DE-Arl2-alpha-beta-tubulin complex with GTP Deposited 2025-02-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain E 1–527（527 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 3 MG MAGNESIUM ION × 3 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.55 Å
9M1M Cryo-EM structure of the TBC-DEC-Arl2-alpha-beta-tubulin complex with GDP-AlFx Deposited 2025-02-26 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain E 1–527（527 aa）
Not recorded GDP GUANOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 MG MAGNESIUM ION × 3 GTP GUANOSINE-5'-TRIPHOSPHATE × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.21 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.