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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：P56678 New Search
4PDB entries
4Biological assembly
4chain/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
1BMR ALPHA-LIKE TOXIN LQH III FROM SCORPION LEIURUS QUINQUESTRIATUS HEBRAEUS, NMR, 25 STRUCTURES Deposited 1998-07-24 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–67（67 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 5.8；311 K；Ionic strength (raw mmCIF value) 100 mM PHOSPHATE BUFFER；Pressure 1
NMR sample composition 90% WATER/10% D2O
Resolution not provided
1FH3 NMR STRUCTURES OF LQH III ALPHA-LIKE SCORPION TOXIN FROM LEIURUS QUINQUESTRIATUS CORRESPONDING TO THE MAJOR CONFORMER IN SOLUTION Deposited 2000-07-31 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–67（67 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 5.8；311 K；Ionic strength (raw mmCIF value) NA；Pressure 1
NMR sample composition 2mM LqhIII; 100 mM phosphate buffer pH 5.8; 90% H2O 10% D2O | 90% H2O/10% D2O
Resolution not provided
7K18 Cardiac Sodium channel with toxin bound Deposited 2020-09-07 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–67（67 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 1 6OU [(2~{R})-1-[2-azanylethoxy(oxidanyl)phosphoryl]oxy-3-hexadecanoyloxy-propan-2-yl] (~{Z})-octadec-9-enoate × 11 ELECTRON MICROSCOPY
cryo-EM buffer pH 6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
7XSU Cardiac sodium channel in complex with LqhIII Deposited 2022-05-15 Assembly 1 Insufficient information Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain B 1–67（67 aa）
Not recorded NAG 2-acetamido-2-deoxy-beta-D-glucopyranose × 5 BMA beta-D-mannopyranose × 1 6OU [(2~{R})-1-[2-azanylethoxy(oxidanyl)phosphoryl]oxy-3-hexadecanoyloxy-propan-2-yl] (~{Z})-octadec-9-enoate × 6 9Z9 (3beta,14beta,17beta,25R)-3-[4-methoxy-3-(methoxymethyl)butoxy]spirost-5-en × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.1
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å

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.