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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：Q9VSK3 New Search
7PDB entries
8Biological assembly
8chain/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
4QQB Structural basis for the assembly of the SXL-UNR translation regulatory complex Deposited 2014-06-27 Assembly 1 Protein–RNA Heteromer；Protein × 2 PDB declaration: trimeric（3） Consistent with all polymers
Chain X 185–252（68 aa） Fragment：CSD1, UNP residues 185-252
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；277 K；0.1 M LiSO4, PEG3350 1-5 %, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.80 Å R-free 0.236
4QQB Structural basis for the assembly of the SXL-UNR translation regulatory complex Deposited 2014-06-27 Assembly 2 Protein–RNA Heteromer；Protein × 2 PDB declaration: trimeric（3） Consistent with all polymers
Chain Y 185–252（68 aa） Fragment：CSD1, UNP residues 185-252
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；277 K；0.1 M LiSO4, PEG3350 1-5 %, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 2.80 Å R-free 0.236
6Y4H Solution structure of cold-shock domain 7 and 8 of drosophila Upstream of N-Ras (Unr) Deposited 2020-02-21 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 756–922（167 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.4；298 K；Ionic strength (raw mmCIF value) 150；Pressure 1
NMR sample composition 0.5 mM [U-99% 13C; U-99% 15N] dCSD78, 150 mM sodium chloride, 20 mM sodium phosphate, 1 mM DTT, 95% H2O/5% D2O | 95% H2O/5% D2O
NMR sample composition 0.5 mM [U-99% 13C; U-99% 15N] dCSD78, 150 mM sodium chloride, 20 mM sodium phosphate, 1 mM DTT, 100% D2O | 100% D2O
Resolution not provided
6Y6E drosophila Unr CSD456 Deposited 2020-02-26 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 424–677（254 aa）
Not recorded EMC ETHYL MERCURY ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；293 K；0.1 M tri-sodium citrate (pH 5.5), 20% PEG2000
Resolution 2.02 Å R-free 0.251
6Y6M solution structure of cold-shock domain 1 and 2 of drosophila Upstream of N-Ras (Unr) Deposited 2020-02-26 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 186–344（159 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.4；298 K；Ionic strength (raw mmCIF value) 50；Pressure 1
NMR sample composition 50 mM sodium chloride, 20 mM sodium phosphate, 10 mM DTT, 0.3 mM [U-99% 13C; U-99% 15N] protein, 0.36 mM RNA, 95% H2O/5% D2O | 95% H2O/5% D2O
NMR sample composition 50 mM sodium chloride, 20 mM sodium phosphate, 10 mM DTT, 0.3 mM [U-99% 13C; U-99% 15N] protein, 0.36 mM RNA, 100% D2O | 100% D2O
Resolution not provided
6Y96 solution structure of cold-shock domain 9 of drosophila Upstream of N-Ras (Unr) Deposited 2020-03-06 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 899–990（92 aa）
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.8；298 K；Ionic strength (raw mmCIF value) 50；Pressure 1
NMR sample composition 0.24 mM [U-99% 13C; U-99% 15N] protein, 50 mM sodium phosphate, 50 mM sodium chloride, 1 mM DTT, 95% H2O/5% D2O | 95% H2O/5% D2O
NMR sample composition 0.24 mM [U-99% 13C; U-99% 15N] protein, 50 mM sodium phosphate, 50 mM sodium chloride, 1 mM DTT, 100% D2O | 100% D2O
Resolution not provided
7ZHH Complex structure of drosophila Unr CSD789 and a poly(A) RNA sequence Deposited 2022-04-06 Assembly 1 Protein–RNA Monomer；Protein × 1 PDB declaration: dimeric（2） Consistent with all polymers
Chain A 756–990（235 aa）
Not recorded SO4 SULFATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；293 K；0.1 M Tris-Cl (pH 7.0) 0.2 M lithium sulfate 2 M ammonium sulfate
Resolution 1.60 Å R-free 0.210
7ZHR Complex structure of drosophila Unr CSD789 and pAbp RRM3 Deposited 2022-04-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 756–990（235 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；0.2 M sodium formate 0.1 M bis-tris propane 20 % (w/v) PEG 3350
Resolution 2.99 Å R-free 0.315

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.