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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：P23197 New Search
2PDB entries
2Biological assembly
3chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different experimental conditions

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
1GUW STRUCTURE OF THE CHROMODOMAIN FROM MOUSE HP1beta IN COMPLEX WITH THE LYSINE 9-METHYL HISTONE H3 N-TERMINAL PEPTIDE, NMR, 25 STRUCTURES Deposited 2002-02-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 10–80（71 aa） Fragment：CHROMODOMAIN, RESIDUES 8 - 80
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 5.5；298 K；Pressure 1
NMR sample composition 150 mM NACL, 20 mM PHOSPHATE BUFFER, 10% D2O
Resolution not provided
1S4Z HP1 chromo shadow domain in complex with PXVXL motif of CAF-1 Deposited 2004-01-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 104–176（73 aa） Fragment：chromo shadow domain
Chain B 104–176（73 aa） Fragment：chromo shadow domain
Not recorded No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 7.5；298 K；Ionic strength (raw mmCIF value) 150mM；Pressure 1
NMR measurement conditions pH 7.5；298 K；Ionic strength (raw mmCIF value) 150mM；Pressure 1
NMR sample composition 15N-labelled and 13C,15N labelled material complexed with unlabelled peptide | H2O
NMR sample composition 15N labelled peptide complexed with unlabelled protein | H2O
Resolution not provided

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.