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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：Q15438 New Search
2PDB entries
3Biological assembly
3chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
1BC9 CYTOHESIN-1/B2-1 SEC7 DOMAIN, NMR, MINIMIZED AVERAGE STRUCTURE Deposited 1998-05-06 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 58–256（199 aa） Fragment：SEC7 DOMAIN,
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.8；305 K；Ionic strength (raw mmCIF value) 0.47 M；Pressure 1
NMR sample composition 20 MM NAPI, 150 MM (NH4)2SO4, 3MM DTT, 10% D2O
Resolution not provided
4A4P crystal structure of the Sec7 domain from human cytohesin1 Deposited 2011-10-19 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 63–248（186 aa） Fragment：SEC7 DOMAIN, RESIDUES 63-248
Not recorded GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；PEG 3350 12%, AMMONIUM ACETATE 0.4M. GLYCEROL CRYO-PROTECTANT., pH 7
Resolution 2.00 Å R-free 0.222
4A4P crystal structure of the Sec7 domain from human cytohesin1 Deposited 2011-10-19 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 63–248（186 aa） Fragment：SEC7 DOMAIN, RESIDUES 63-248
Not recorded GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions pH 7；PEG 3350 12%, AMMONIUM ACETATE 0.4M. GLYCEROL CRYO-PROTECTANT., pH 7
Resolution 2.00 Å R-free 0.222

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.