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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：P0A018 New Search
2PDB entries
3Biological assembly
6chain/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
9XGL D-alanyl carrier protein Deposited 2025-10-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–78（78 aa）
Chain B 1–78（78 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；289 K；PEG 400, Magnesium chloride, pH 7.5 HEPES, Sodium Thiocyanate
Resolution 2.28 Å R-free 0.255
9XGL D-alanyl carrier protein Deposited 2025-10-30 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–78（78 aa）
Chain D 1–78（78 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；289 K；PEG 400, Magnesium chloride, pH 7.5 HEPES, Sodium Thiocyanate
Resolution 2.28 Å R-free 0.255
9XGM D-alanyl carrier protein S36A Deposited 2025-10-30 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–78（78 aa）
Chain B 1–78（78 aa）
Mutation：S36A Mutation：S36A GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；289 K；PEG 8000 20.5% PEG 400 20% 100mM MgCl2 100mM pH 7.0 Tris-HCl
Resolution 2.10 Å R-free 0.259

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.