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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：Q46948 New Search
2PDB entries
2Biological assembly
4chain/assembly records
Main Difference Dimensions in This Set
Different mutation/modification 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
2AB0 Crystal Structure of E. coli protein YajL (ThiJ) Deposited 2005-07-14 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–196（196 aa）
Chain B 1–196（196 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；298 K；PEG4000, Tris-HCl, magnesium chloride, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 1.10 Å R-free 0.171
9YKF Crystal Structure of E. coli D23N YajL Deposited 2025-10-07 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–196（196 aa）
Chain B 1–196（196 aa）
Mutation：D23N Mutation：D23N EDO 1,2-ETHANEDIOL × 6 CL CHLORIDE ION × 5 MG MAGNESIUM ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；22-25% PEG 4000, 200 mM MgCl2, and 100 mM Tris, pH=8.5
Resolution 0.98 Å R-free 0.114

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.