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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：P43487 New Search
4PDB entries
10Biological assembly
10chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification 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
1K5D Crystal structure of Ran-GPPNHP-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, POTASSIUM ACETATE, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.70 Å R-free 0.267
1K5D Crystal structure of Ran-GPPNHP-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain E 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, POTASSIUM ACETATE, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.70 Å R-free 0.267
1K5D Crystal structure of Ran-GPPNHP-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, POTASSIUM ACETATE, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.70 Å R-free 0.267
1K5D Crystal structure of Ran-GPPNHP-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, POTASSIUM ACETATE, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.70 Å R-free 0.267
1K5G Crystal structure of Ran-GDP-AlFx-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 3.10 Å R-free 0.269
1K5G Crystal structure of Ran-GDP-AlFx-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain E 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 3.10 Å R-free 0.269
1K5G Crystal structure of Ran-GDP-AlFx-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain H 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 3.10 Å R-free 0.269
1K5G Crystal structure of Ran-GDP-AlFx-RanBP1-RanGAP complex Deposited 2001-10-10 Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain K 1–201（201 aa）
Mutation：S2A MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 AF3 ALUMINUM FLUORIDE × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；293 K；PEG4000, TRIS-HCL, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 3.10 Å R-free 0.269
9N85 Cryo-EM structure of human importin beta:Ran-GTP:RanBP1 trimeric complex Deposited 2025-02-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain B 26–168（143 aa）
Not recorded GTP GUANOSINE-5'-TRIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
9YB5 Cryo-EM structure of human importin Beta:Ran-GDP:RanBP1 complex Deposited 2025-09-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 35–168（134 aa）
Not recorded MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 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.