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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：Q5ZTK4 New Search
8PDB entries
15Biological assembly
15chain/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
5YSJ SdeA mART-C domain WT apo Deposited 2017-11-14 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 756–905（150 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.06 Å R-free 0.269
5YSJ SdeA mART-C domain WT apo Deposited 2017-11-14 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 756–905（150 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.06 Å R-free 0.269
5YSJ SdeA mART-C domain WT apo Deposited 2017-11-14 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 756–905（150 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.06 Å R-free 0.269
5YSJ SdeA mART-C domain WT apo Deposited 2017-11-14 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 756–905（150 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.06 Å R-free 0.269
5YSK SdeA mART-C domain EE/AA apo Deposited 2017-11-14 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 756–905（150 aa）
Mutation：E860A, E862A Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.40 Å R-free 0.261
5YSK SdeA mART-C domain EE/AA apo Deposited 2017-11-14 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 756–905（150 aa）
Mutation：E860A, E862A Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.40 Å R-free 0.261
5YSK SdeA mART-C domain EE/AA apo Deposited 2017-11-14 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain C 756–905（150 aa）
Mutation：E860A, E862A Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.40 Å R-free 0.261
5YSK SdeA mART-C domain EE/AA apo Deposited 2017-11-14 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain D 756–905（150 aa）
Mutation：E860A, E862A Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG400, Tris
Resolution 2.40 Å R-free 0.261
6G0C Crystal structure of SdeA catalytic core Deposited 2018-03-17 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 213–907（695 aa）
Not recorded 1PS 3-PYRIDINIUM-1-YLPROPANE-1-SULFONATE × 1 EDO 1,2-ETHANEDIOL × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 7；300 K；100mM Bis Tris Propane pH 7.0-8.0, 0.1-0.2M sodium citrate tribasic dihydrate, 20-30% PEG 3350
Resolution 2.80 Å R-free 0.293
6WTG SdeA DUB Domain in complex with Ubiquitin Deposited 2020-05-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 1–193（193 aa）
Mutation：C118A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 9；298 K；0.1 M bicine pH 9.0, 65% (v/v) MPD
Resolution 2.63 Å R-free 0.243
7MIR Cryo-EM structure of SidJ-SdeA-CaM reaction intermediate complex Deposited 2021-04-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 231–1190（960 aa）
Not recorded AMP ADENOSINE MONOPHOSPHATE × 1 MG MAGNESIUM ION × 2 ATP ADENOSINE-5'-TRIPHOSPHATE × 1 CA CALCIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 6.5；25 mM Bis-tris pH 6.5, 100 mM NaCl, 1 mM TCEP, 2 mM MgCl2, 1 mM ATP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.50 Å
7PPO Structure of SidJ/CaM bound to SdeA in pre-glutamylation state Deposited 2021-09-14 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 231–1190（960 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) MG MAGNESIUM ION × 1 CA CALCIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.91 Å
7PQE Structure of SidJ/CaM bound to SdeA in post-catalysis state Deposited 2021-09-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain A 231–1190（960 aa）
Not recorded MG MAGNESIUM ION × 1 CA CALCIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.70 Å
9R3T C-terminal domain of SdeA Legionella effector Deposited 2025-05-06 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1158–1499（342 aa）
Not recorded EDO 1,2-ETHANEDIOL × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.2 M sodium chloride, 0.1 M sodium/ potassium phosphate pH-7.5, 50% PEG 200
Resolution 1.98 Å R-free 0.250
9R3T C-terminal domain of SdeA Legionella effector Deposited 2025-05-06 Assembly 2 Protein homooligomer Homooligomer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain A 1158–1499（342 aa）
Not recorded EDO 1,2-ETHANEDIOL × 24 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.2 M sodium chloride, 0.1 M sodium/ potassium phosphate pH-7.5, 50% PEG 200
Resolution 1.98 Å R-free 0.250

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.