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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：P28715 New Search
9PDB entries
15Biological assembly
27chain/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
5EKF Crystallization and X-ray Diffraction Data Collection of Importin-alpha from Mus musculus Complexed with a XPG NLS Peptide, fragment 1 Deposited 2015-11-03 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1054–1077（24 aa） Fragment：UNP residues 1054-1077
Chain C 1054–1077（24 aa） Fragment：UNP residues 1054-1077
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；0.6-0.7 M sodium citrate, 10 mM DTT
Resolution 2.00 Å R-free 0.192
6TUR human XPG, Apo1 form Deposited 2020-01-08 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain AAA 2–112（111 aa）
Chain AAA 750–990（241 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) 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；295 K；25% PEG 3350, 100 mM Citric acid pH 3.5
Resolution 2.90 Å R-free 0.281
6TUR human XPG, Apo1 form Deposited 2020-01-08 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain BBB 2–112（111 aa）
Chain BBB 750–990（241 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) 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；295 K；25% PEG 3350, 100 mM Citric acid pH 3.5
Resolution 2.90 Å R-free 0.281
6TUR human XPG, Apo1 form Deposited 2020-01-08 Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain CCC 2–112（111 aa）
Chain CCC 750–990（241 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) 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；295 K；25% PEG 3350, 100 mM Citric acid pH 3.5
Resolution 2.90 Å R-free 0.281
6TUR human XPG, Apo1 form Deposited 2020-01-08 Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain DDD 2–112（111 aa）
Chain DDD 750–990（241 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) 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；295 K；25% PEG 3350, 100 mM Citric acid pH 3.5
Resolution 2.90 Å R-free 0.281
6TUS human XPG, Apo2 form Deposited 2020-01-08 Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 1–112（112 aa）
Chain A 750–990（241 aa）
Not recorded SO4 SULFATE ION × 3 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；25% PEG 3350, 100 mM Bis-Tris pH 6.5, 200 mM Amm. Sulfate.
Resolution 2.50 Å R-free 0.237
6TUS human XPG, Apo2 form Deposited 2020-01-08 Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain B 1–112（112 aa）
Chain B 750–990（241 aa）
Not recorded SO4 SULFATE ION × 2 GOL GLYCEROL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；25% PEG 3350, 100 mM Bis-Tris pH 6.5, 200 mM Amm. Sulfate.
Resolution 2.50 Å R-free 0.237
6TUW human XPG-DNA, Complex 1 Deposited 2020-01-08 Assembly 1 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers
Chain A 1–112（112 aa）
Chain A 750–990（241 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；5% PEG 3350, 50 mM Na Citrate pH 4.0
Resolution 3.50 Å R-free 0.293
6TUX human XPG-DNA, Complex 2 Deposited 2020-01-08 Assembly 1 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers
Chain A 1–112（112 aa）
Chain A 750–986（237 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；5% PEG 3350, 50 mM Na Citrate pH 4.0
Resolution 3.10 Å R-free 0.303
6TUX human XPG-DNA, Complex 2 Deposited 2020-01-08 Assembly 2 Protein–DNA Monomer；Protein × 1 PDB declaration: trimeric（3） Consistent with all polymers
Chain B 1–112（112 aa）
Chain B 750–986（237 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；295 K；5% PEG 3350, 50 mM Na Citrate pH 4.0
Resolution 3.10 Å R-free 0.303
6VBH Human XPG endonuclease catalytic domain Deposited 2019-12-18 Assembly 1 Insufficient information Monomer；Protein × 1 PDB declaration: monomeric（1） Consistent with protein count
Chain A 2–85（84 aa）
Chain A 766–987（222 aa）
Not recorded SO4 SULFATE ION × 15 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；288 K；Mixed 1:1 with 40% AmSO4, 200 mM Imidizole/Malate Buffer pH 4.2,100 mM MgCl2
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；288 K；Mixed 1:1 wit 24% AmSO4, 200 mM Imidizole/Malate Buffer pH 4.2, 250 mM MgCl2, 0.5 mM SmSO4, 10 mM DTT
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；288 K；Mixed 1:1 with 32% AmSO4, 10 mM DTT, 200 mM Imidizole/Malate Buffer pH 4.2, and 50 mM MgCl2
Resolution 2.00 Å R-free 0.244
6VBH Human XPG endonuclease catalytic domain Deposited 2019-12-18 Assembly 2 Insufficient information Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 2–85（84 aa）
Chain A 766–987（222 aa）
Not recorded SO4 SULFATE ION × 30 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；288 K；Mixed 1:1 with 40% AmSO4, 200 mM Imidizole/Malate Buffer pH 4.2,100 mM MgCl2
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；288 K；Mixed 1:1 wit 24% AmSO4, 200 mM Imidizole/Malate Buffer pH 4.2, 250 mM MgCl2, 0.5 mM SmSO4, 10 mM DTT
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；288 K；Mixed 1:1 with 32% AmSO4, 10 mM DTT, 200 mM Imidizole/Malate Buffer pH 4.2, and 50 mM MgCl2
Resolution 2.00 Å R-free 0.244
9PD3 NER dual incision complex - DuIS Deposited 2025-06-30 Assembly 1 Protein–DNA Heteromer；Protein × 15 PDB declaration: 17-meric（17） Consistent with all polymers
Chain S 1–1186（1186 aa）
Mutation：D812N SF4 IRON/SULFUR CLUSTER × 1 ZN ZINC ION × 7 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
9PD4 NER dual incision complex - DuIM Deposited 2025-06-30 Assembly 1 Protein–DNA Heteromer；Protein × 14 PDB declaration: hexadecameric（16） Consistent with all polymers
Chain S 1–1186（1186 aa）
Mutation：D812N SF4 IRON/SULFUR CLUSTER × 1 ZN ZINC ION × 7 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
9PD5 NER dual incision complex - NoF Deposited 2025-06-30 Assembly 1 Protein–DNA Heteromer；Protein × 9 PDB declaration: 11-meric（11） Consistent with all polymers
Chain S 1–1186（1186 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 1 ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 5.70 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.