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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：Q68DV7 New Search
2PDB entries
2Biological assembly
3chain/assembly records
Main Difference Dimensions in This Set
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
4KNG Crystal structure of human LGR5-RSPO1-RNF43 Deposited 2013-05-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain E 44–198（155 aa） Fragment：PA domain
Chain F 44–198（155 aa） Fragment：PA domain
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 2 NI NICKEL (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；293 K；10% PEG4000, 0.2M ammonium sulfate, 7% Sucrose and 0.1 M TRIS pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.50 Å R-free 0.276
8WVU Cryo-EM structure of LGR4 in complex with Rspo1 and RNF43 Deposited 2023-10-24 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 44–198（155 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen PROPANE
Resolution 3.61 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.