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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：P57740 New Search
7PDB entries
7Biological assembly
20chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state 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
3CQC Nucleoporin Nup107/Nup133 interaction complex Deposited 2008-04-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 658–925（268 aa） Fragment：residues 658-925
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；289 K；0.1M Hepes, 1.1M sodium malonate, 1-1.5% PEG MME 5000, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 2.53 Å R-free 0.245
3CQG Nucleoporin Nup107/Nup133 interaction complex, delta finger mutant Deposited 2008-04-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 658–771（114 aa） Fragment：residues 658-771, 802-925, connected by linker GGSGGS
Chain A 802–925（124 aa） Fragment：residues 658-771, 802-925, connected by linker GGSGGS
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.4；289 K；25-27% PEG 2000 MME, 500mM KSCN, 0.1M Hepes, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Resolution 3.00 Å R-free 0.287
3I4R Nup107(aa658-925)/Nup133(aa517-1156) complex, H.sapiens Deposited 2009-07-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 658–925（268 aa） Fragment：C-TERMINAL FRAGMENT (UNP residues 658-925)
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.8；291 K；0.8 M sodium/potassium phosphate, 15 % glycerol, 2% PEG 3350, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Resolution 3.53 Å R-free 0.370
5A9Q Human nuclear pore complex Deposited 2015-07-22 Assembly 1 Protein heterocomplex Heteromer；Protein × 304 PDB declaration: 304-meric（304） Consistent with protein count
Chain 4 1–925（925 aa）
Chain D 1–925（925 aa）
Chain M 1–925（925 aa）
Chain V 1–925（925 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer 20MM TRIS, 0.2-0.4% TREHALOSE；pH 7.5；20MM TRIS, 0.2-0.4% TREHALOSE
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE；VITRIFICATION 1 -- CRYOGEN- ETHANE-PROPANE MIXTURE, INSTRUMENT- HOMEMADE PLUNGER,
Resolution 23.00 Å
7PEQ Model of the outer rings of the human nuclear pore complex Deposited 2021-08-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 288 PDB declaration: 288-meric（288） Consistent with protein count
Chain AD 1–925（925 aa）
Chain BD 1–925（925 aa）
Chain CD 1–925（925 aa）
Chain DD 1–925（925 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE；Cells were grown on holey carbon, Au-mesh supports. Grids were rinsed briefly with PBS and manually blotted before plunging into liquid ethane.
Resolution 35.00 Å
7R5J Human nuclear pore complex (dilated) Deposited 2022-02-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 808 PDB declaration: 808-meric（808） Consistent with protein count
Chain L0 1–925（925 aa）
Chain L1 1–925（925 aa）
Chain L2 1–925（925 aa）
Chain L3 1–925（925 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE-PROPANE
Resolution 50.00 Å
7R5K Human nuclear pore complex (constricted) Deposited 2022-02-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 808 PDB declaration: 808-meric（808） Consistent with protein count
Chain L0 1–925（925 aa）
Chain L1 1–925（925 aa）
Chain L2 1–925（925 aa）
Chain L3 1–925（925 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 12.00 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.