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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：P69657 New Search
3PDB entries
3Biological assembly
7chain/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
2I28 Solution Structure of alpha-Conotoxin BuIA Deposited 2006-08-16 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 44–56（13 aa） Fragment：Alpha-conotoxin BuIA
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 3.04；278 K；Ionic strength (raw mmCIF value) 0；Pressure 1
NMR measurement conditions pH 3.04；288 K；Ionic strength (raw mmCIF value) 0；Pressure 1
NMR sample composition 5mM alpha-conotoxin BuIA; 90% H2O, 10% D2O | 90% H2O/10% D2O
Resolution not provided
2NS3 Solution structure of ribbon BuIA Deposited 2006-11-03 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 44–56（13 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 4；282 K；Pressure ambient
NMR sample composition 1mM ribbon BuIA; 90% H2O, 10% D2O | 90% H2O/10% D2O
Resolution not provided
4EZ1 Crystal structure of acetylcholine binding protein (AChBP) from Aplysia Californica in complex with alpha-conotoxin BuIA Deposited 2012-05-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain K 44–56（13 aa） Fragment：UNP residues 44-56
Chain L 44–56（13 aa） Fragment：UNP residues 44-56
Chain M 44–56（13 aa） Fragment：UNP residues 44-56
Chain N 44–56（13 aa） Fragment：UNP residues 44-56
Chain O 44–56（13 aa） Fragment：UNP residues 44-56
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；295 K；0.1 M Tris-HCl, 0.25 M magnesium chloride, 20% w/v PEG4000, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Resolution 2.49 Å R-free 0.227

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.