+Open data
-Basic information
Entry | Database: PDB / ID: 8gcn | ||||||
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Title | CRYO-EM STRUCTURE OF IMPORTIN ALPHA1/BETA HETERODIMER | ||||||
Components |
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Keywords | TRANSPORT PROTEIN / Importins | ||||||
Function / homology | Function and homology information RNA import into nucleus / Inhibition of nitric oxide production / mitotic chromosome movement towards spindle pole / Sensing of DNA Double Strand Breaks / endoplasmic reticulum tubular network / regulation of DNA recombination / establishment of mitotic spindle localization / astral microtubule organization / entry of viral genome into host nucleus through nuclear pore complex via importin / positive regulation of viral life cycle ...RNA import into nucleus / Inhibition of nitric oxide production / mitotic chromosome movement towards spindle pole / Sensing of DNA Double Strand Breaks / endoplasmic reticulum tubular network / regulation of DNA recombination / establishment of mitotic spindle localization / astral microtubule organization / entry of viral genome into host nucleus through nuclear pore complex via importin / positive regulation of viral life cycle / Transport of Ribonucleoproteins into the Host Nucleus / Regulation of cholesterol biosynthesis by SREBP (SREBF) / ribosomal protein import into nucleus / importin-alpha family protein binding / Initiation of Nuclear Envelope (NE) Reformation / NS1 Mediated Effects on Host Pathways / NLS-dependent protein nuclear import complex / Apoptosis induced DNA fragmentation / Nuclear import of Rev protein / Postmitotic nuclear pore complex (NPC) reformation / CREB1 phosphorylation through the activation of CaMKII/CaMKK/CaMKIV cascasde / nuclear import signal receptor activity / nuclear localization sequence binding / CaMK IV-mediated phosphorylation of CREB / mitotic metaphase chromosome alignment / DNA metabolic process / NLS-bearing protein import into nucleus / mitotic spindle assembly / positive regulation of type I interferon production / nuclear pore / host cell / Assembly of the ORC complex at the origin of replication / Hsp90 protein binding / ISG15 antiviral mechanism / small GTPase binding / histone deacetylase binding / cytoplasmic stress granule / specific granule lumen / protein import into nucleus / SARS-CoV-1 activates/modulates innate immune responses / Interferon alpha/beta signaling / nuclear envelope / nuclear membrane / Estrogen-dependent gene expression / ficolin-1-rich granule lumen / protein domain specific binding / Golgi membrane / Neutrophil degranulation / endoplasmic reticulum membrane / SARS-CoV-2 activates/modulates innate and adaptive immune responses / enzyme binding / RNA binding / extracellular exosome / zinc ion binding / extracellular region / nucleoplasm / membrane / nucleus / cytosol / cytoplasm Similarity search - Function | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.95 Å | ||||||
Authors | Ko, Y. / Cingolani, G. | ||||||
Funding support | United States, 1items
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Citation | Journal: To Be Published Title: CRYO-EM STRUCTURE OF IMPORTIN ALPHA1/BETA HETERODIMER Authors: Ko, Y. / Cingolani, G. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 8gcn.cif.gz | 166.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb8gcn.ent.gz | 131.2 KB | Display | PDB format |
PDBx/mmJSON format | 8gcn.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/gc/8gcn ftp://data.pdbj.org/pub/pdb/validation_reports/gc/8gcn | HTTPS FTP |
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-Related structure data
Related structure data | 29936MC M: map data used to model this data C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
-Assembly
Deposited unit |
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1 |
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-Components
#1: Protein | Mass: 97257.812 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: KPNB1, NTF97 / Production host: Escherichia coli (E. coli) / References: UniProt: Q14974 |
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#2: Protein/peptide | Mass: 5296.262 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Gene: KPNA2, RCH1, SRP1 / Production host: Escherichia coli (E. coli) / References: UniProt: P52292 |
-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
-Sample preparation
Component | Name: Importin Alpha1/Beta Heterodimer / Type: COMPLEX / Entity ID: all / Source: RECOMBINANT |
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Source (natural) | Organism: Homo sapiens (human) |
Source (recombinant) | Organism: Escherichia coli (E. coli) |
Buffer solution | pH: 8 |
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES |
Vitrification | Cryogen name: ETHANE |
-Electron microscopy imaging
Experimental equipment | Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: FEI TITAN KRIOS |
Electron gun | Electron source: FIELD EMISSION GUN / Accelerating voltage: 300 kV / Illumination mode: FLOOD BEAM |
Electron lens | Mode: BRIGHT FIELDBright-field microscopy / Nominal defocus max: 2400 nm / Nominal defocus min: 800 nm |
Image recording | Electron dose: 50 e/Å2 / Film or detector model: GATAN K3 (6k x 4k) |
-Processing
Software | Name: PHENIX / Version: 1.20.1_4487: / Classification: refinement | ||||||||||||||||||||||||
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CTF correction | Type: NONE | ||||||||||||||||||||||||
3D reconstruction | Resolution: 3.95 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 1009142 / Symmetry type: POINT | ||||||||||||||||||||||||
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