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Yorodumi- EMDB-75334: 20S Alpha 3 Deletion proteasome core particle in complex with Fub... -
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Open data
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Basic information
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| Title | 20S Alpha 3 Deletion proteasome core particle in complex with Fub1 and Blm10 | |||||||||
Map data | Final Sharpened for 20S Alpha 3 Deletion proteasome core particle in complex with Fub1 and Blm10 | |||||||||
Sample |
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Keywords | 20S Proteasome / Proteasome Regulator / Proteasome Inhibitor / HYDROLASE | |||||||||
| Function / homology | Function and homology informationproteasome core complex import into nucleus / proteasome storage granule assembly / ER-Phagosome pathway / Antigen processing: Ub, ATP-independent proteasomal degradation / Regulation of PTEN stability and activity / proteasome core complex assembly / Cross-presentation of soluble exogenous antigens (endosomes) / TNFR2 non-canonical NF-kB pathway / Proteasome assembly / CDK-mediated phosphorylation and removal of Cdc6 ...proteasome core complex import into nucleus / proteasome storage granule assembly / ER-Phagosome pathway / Antigen processing: Ub, ATP-independent proteasomal degradation / Regulation of PTEN stability and activity / proteasome core complex assembly / Cross-presentation of soluble exogenous antigens (endosomes) / TNFR2 non-canonical NF-kB pathway / Proteasome assembly / CDK-mediated phosphorylation and removal of Cdc6 / nuclear outer membrane-endoplasmic reticulum membrane network / FBXL7 down-regulates AURKA during mitotic entry and in early mitosis / peptidase activator activity / Ubiquitin-Mediated Degradation of Phosphorylated Cdc25A / KEAP1-NFE2L2 pathway / Neddylation / Orc1 removal from chromatin / MAPK6/MAPK4 signaling / proteasome binding / Antigen processing: Ubiquitination & Proteasome degradation / Ub-specific processing proteases / proteasomal ubiquitin-independent protein catabolic process / proteasome storage granule / proteasome endopeptidase complex / proteasome core complex, beta-subunit complex / endopeptidase activator activity / threonine-type endopeptidase activity / proteasome core complex, alpha-subunit complex / proteasome assembly / Neutrophil degranulation / proteasome complex / regulation of proteasomal protein catabolic process / peroxisome / chromatin organization / endopeptidase activity / proteasome-mediated ubiquitin-dependent protein catabolic process / DNA repair / mRNA binding / DNA damage response / endoplasmic reticulum membrane / mitochondrion / nucleus / cytosol Similarity search - Function | |||||||||
| Biological species | ![]() | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 4.1 Å | |||||||||
Authors | Walsh Jr RM / Rawson S / Fermin Perez E / Venclovaite U / Hanna J | |||||||||
| Funding support | United States, 1 items
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Citation | Journal: To Be PublishedTitle: Blm10 and PI31 Compromise a Failsafe Mechanism for Proteasome Inhibition Authors: Darlene F / Rawson S / Walsh Jr RM / Fermin Perez E / Venclovaite U / Velez B / Rajakumar T / Hanna J | |||||||||
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_75334.map.gz | 31.5 MB | EMDB map data format | |
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| Header (meta data) | emd-75334-v30.xml emd-75334.xml | 42.2 KB 42.2 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_75334_fsc.xml | 17 KB | Display | FSC data file |
| Images | emd_75334.png | 77 KB | ||
| Filedesc metadata | emd-75334.cif.gz | 10.6 KB | ||
| Others | emd_75334_additional_1.map.gz emd_75334_half_map_1.map.gz emd_75334_half_map_2.map.gz | 391.9 MB 337.6 MB 338 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-75334 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-75334 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 10ogMC ![]() 10gxC ![]() 10mtC ![]() 10qtC ![]() 10sjC C: citing same article ( M: atomic model generated by this map |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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| Related items in Molecule of the Month |
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Map
| File | Download / File: emd_75334.map.gz / Format: CCP4 / Size: 421.9 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Annotation | Final Sharpened for 20S Alpha 3 Deletion proteasome core particle in complex with Fub1 and Blm10 | ||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.19 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Additional map: Final Unsharpened for 20S Alpha 3 Deletion proteasome...
| File | emd_75334_additional_1.map | ||||||||||||
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| Annotation | Final Unsharpened for 20S Alpha 3 Deletion proteasome core particle in complex with Fub1 and Blm10 | ||||||||||||
| Projections & Slices |
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| Density Histograms |
-Half map: Half Map 1 for 20S Alpha 3 Deletion...
| File | emd_75334_half_map_1.map | ||||||||||||
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| Annotation | Half Map 1 for 20S Alpha 3 Deletion proteasome core particle in complex with Fub1 and Blm10 | ||||||||||||
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| Density Histograms |
-Half map: Half Map 2 for 20S Alpha 3 Deletion...
| File | emd_75334_half_map_2.map | ||||||||||||
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| Annotation | Half Map 2 for 20S Alpha 3 Deletion proteasome core particle in complex with Fub1 and Blm10 | ||||||||||||
| Projections & Slices |
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| Density Histograms |
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Sample components
+Entire : C2 symmetry expanded and subtracted 20S Proteasome, Blm10, Fub1 C...
+Supramolecule #1: C2 symmetry expanded and subtracted 20S Proteasome, Blm10, Fub1 C...
+Macromolecule #1: Proteasome subunit alpha type-1
+Macromolecule #2: Proteasome subunit alpha type-2
+Macromolecule #3: Proteasome subunit alpha type-6
+Macromolecule #4: Proteasome subunit alpha type-7
+Macromolecule #5: Proteasome subunit beta type-1
+Macromolecule #6: Proteasome subunit beta type-2
+Macromolecule #7: Proteasome subunit beta type-3
+Macromolecule #8: Proteasome subunit beta type-4
+Macromolecule #9: Proteasome subunit beta type-5
+Macromolecule #10: Proteasome subunit beta type-6
+Macromolecule #11: Proteasome subunit beta type-7
+Macromolecule #12: Proteasome subunit alpha type-4
+Macromolecule #13: Proteasome activator BLM10
+Macromolecule #14: Proteasome subunit alpha type-5
+Macromolecule #15: Silencing boundary-establishment protein FUB1
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 1 mg/mL | ||||||||||||
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| Buffer | pH: 7.5 Component:
Details: Sample was mixed with RvLEAMshort peptide to a final concentration of 1mg/ml sample and 30 micromolar RvLEAMshort immediately before preparation. | ||||||||||||
| Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 295.15 K / Instrument: FEI VITROBOT MARK IV Details: wait time of 8 s, blot time of 12 s and a blot force of 8. | ||||||||||||
| Details | Sample was mixed with RvLEAMshort peptide to a final concentration of 1mg/ml sample and 30 micromolar RvLEAMshort immediately before preparation. |
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Electron microscopy
| Microscope | TFS KRIOS |
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| Specialist optics | Energy filter - Name: TFS Selectris / Energy filter - Slit width: 10 eV |
| Image recording | Film or detector model: TFS FALCON 4i (4k x 4k) / Digitization - Dimensions - Width: 4096 pixel / Digitization - Dimensions - Height: 4096 pixel / Number grids imaged: 1 / Number real images: 11278 / Average exposure time: 6.32 sec. / Average electron dose: 50.253 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | C2 aperture diameter: 50.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.0 µm / Nominal defocus min: 0.6 µm / Nominal magnification: 105000 |
| Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
-Atomic model buiding 1
| Initial model | Chain - Source name: Other / Chain - Initial model type: experimental model / Details: Model Angelo generated |
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| Refinement | Space: REAL / Protocol: FLEXIBLE FIT |
| Output model | ![]() PDB-10og: |
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Keywords
Authors
United States, 1 items
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FIELD EMISSION GUN

