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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：P68802 New Search
6PDB entries
6Biological assembly
9chain/assembly records
Main Difference Dimensions in This Set
Different construct 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
1C76 STAPHYLOKINASE (SAK) MONOMER Deposited 2000-02-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 28–163（136 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8；293 K；PEG 8000, pH 8.0, vapor diffusion/hanging drop, temperature 293K
Resolution 2.25 Å R-free 0.273
1C77 STAPHYLOKINASE (SAK) DIMER Deposited 2000-02-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 28–163（136 aa）
Chain B 28–163（136 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；PEG 1000, pH 8.5, vapor diffusion/hanging drop, temperature 293K
Resolution 2.30 Å R-free 0.267
1C78 STAPHYLOKINASE (SAK) DIMER Deposited 2000-02-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 28–163（136 aa）
Chain B 28–163（136 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；PEG 1000, pH 8.5, vapor diffusion/hanging drop, temperature 293K
Resolution 2.30 Å R-free 0.267
1C79 STAPHYLOKINASE (SAK) DIMER Deposited 2000-02-01 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 28–163（136 aa）
Chain B 28–163（136 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；PEG 1000, pH 8.5, vapor diffusion/hanging drop, temperature 293K
Resolution 2.30 Å R-free 0.267
1SSN STAPHYLOKINASE, SAKSTAR VARIANT, NMR, 20 STRUCTURES Deposited 1998-06-07 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 28–163（136 aa）
Mutation：SAKSTAR VARIANT No recorded non-water small molecule SOLUTION NMR
NMR measurement conditions pH 6.7；300 K
NMR sample composition WATER
Resolution not provided
2SAK STAPHYLOKINASE (SAKSTAR VARIANT) Deposited 1997-02-20 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 43–163（121 aa）
Mutation：SAKSTAR VARIANT TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions pH 8.5；PROTEIN WAS CRYSTALLIZED FROM 0.2M MGCL2, O.1M TRIS BUFFER PH 8.5 AND 30 % PEG 4K, USING MICROSEEDING TECHNIQUES.
Resolution 1.80 Å R-free 0.237

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.