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- EMDB-46535: Proteasome core particle assembly intermediate 5-alpha/4-beta/Ump... -
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Open data
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Basic information
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Title | Proteasome core particle assembly intermediate 5-alpha/4-beta/Ump1 purified from Saccharomyces cerevisiae. | |||||||||
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![]() | Proteasome / Cryo-EM / Assembly / assembly chaperone / Blm10 / PA200 / Blm10-13S / Pba1 / CP / HYDROLASE | |||||||||
Function / homology | ![]() proteasome core complex assembly / nuclear outer membrane-endoplasmic reticulum membrane network / Proteasome assembly / Cross-presentation of soluble exogenous antigens (endosomes) / TNFR2 non-canonical NF-kB pathway / proteasomal ubiquitin-independent protein catabolic process / Ubiquitin-Mediated Degradation of Phosphorylated Cdc25A / Regulation of PTEN stability and activity / CDK-mediated phosphorylation and removal of Cdc6 / 3-deoxy-7-phosphoheptulonate synthase ...proteasome core complex assembly / nuclear outer membrane-endoplasmic reticulum membrane network / Proteasome assembly / Cross-presentation of soluble exogenous antigens (endosomes) / TNFR2 non-canonical NF-kB pathway / proteasomal ubiquitin-independent protein catabolic process / Ubiquitin-Mediated Degradation of Phosphorylated Cdc25A / Regulation of PTEN stability and activity / CDK-mediated phosphorylation and removal of Cdc6 / 3-deoxy-7-phosphoheptulonate synthase / 3-deoxy-7-phosphoheptulonate synthase activity / FBXL7 down-regulates AURKA during mitotic entry and in early mitosis / KEAP1-NFE2L2 pathway / Neddylation / Orc1 removal from chromatin / MAPK6/MAPK4 signaling / proteasome storage granule / Antigen processing: Ubiquitination & Proteasome degradation / chorismate biosynthetic process / Ub-specific processing proteases / proteasome endopeptidase complex / endopeptidase activator activity / proteasome core complex, beta-subunit complex / proteasome assembly / aromatic amino acid family biosynthetic process / threonine-type endopeptidase activity / proteasome core complex, alpha-subunit complex / amino acid biosynthetic process / Neutrophil degranulation / proteasome complex / ubiquitin-dependent protein catabolic process / endopeptidase activity / proteasome-mediated ubiquitin-dependent protein catabolic process / DNA damage response / endoplasmic reticulum membrane / mitochondrion / metal ion binding / nucleus / cytosol / cytoplasm Similarity search - Function | |||||||||
Biological species | ![]() ![]() | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.11 Å | |||||||||
![]() | Chen X / Kaur M / Roelofs J / Walters KJ | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Structure of Blm10:13S proteasome assembly intermediate reveals parallel assembly pathways for the proteasome core particle Authors: Kaur M / Chen X / Lee SY / Weaver TM / Freudenthal BD / Walters KJ / Roelofs J | |||||||||
History |
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Structure visualization
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Downloads & links
-EMDB archive
Map data | ![]() | 94.2 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 37.6 KB 37.6 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 11.2 KB | Display | ![]() |
Images | ![]() | 134.1 KB | ||
Masks | ![]() | 149.9 MB | ![]() | |
Filedesc metadata | ![]() | 8.7 KB | ||
Others | ![]() ![]() ![]() | 71.4 MB 104.4 MB 104.4 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 793.9 KB | Display | ![]() |
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Full document | ![]() | 793.5 KB | Display | |
Data in XML | ![]() | 20.2 KB | Display | |
Data in CIF | ![]() | 26.1 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9d3iMC ![]() 9d35C ![]() 9d4cC ![]() 9d4uC M: atomic model generated by this map C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
File | ![]() | ||||||||||||||||||||
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Voxel size | X=Y=Z: 1.068 Å | ||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
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Sample components
+Entire : Proteasome assembly intermediate
+Supramolecule #1: Proteasome assembly intermediate
+Macromolecule #1: Proteasome subunit alpha type-1
+Macromolecule #2: Proteasome subunit alpha type-2
+Macromolecule #3: Proteasome subunit alpha type-3
+Macromolecule #4: Proteasome subunit alpha type-4
+Macromolecule #5: Probable proteasome subunit alpha type-7
+Macromolecule #6: Proteasome maturation factor UMP1
+Macromolecule #7: Proteasome subunit beta type-1
+Macromolecule #8: Proteasome subunit beta type-2
+Macromolecule #9: Proteasome subunit beta type-3
+Macromolecule #10: Proteasome subunit beta type-4
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 1.80 mg/mL | |||||||||||||||
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Buffer | pH: 7.5 Component:
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Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 400 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 45 sec. / Pretreatment - Atmosphere: AIR / Pretreatment - Pressure: 0.042 kPa / Details: 0.42 mBar, 15mA | |||||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 80 % / Chamber temperature: 298.15 K / Instrument: LEICA EM GP |
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Electron microscopy
Microscope | TFS KRIOS |
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Specialist optics | Energy filter - Name: GIF Bioquantum |
Software | Name: EPU |
Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Digitization - Dimensions - Width: 5760 pixel / Digitization - Dimensions - Height: 4092 pixel / Number real images: 5235 / Average electron dose: 60.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.5 µm / Nominal defocus min: 0.9 µm / Nominal magnification: 81000 |
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 |
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Software | Name: UCSF ChimeraX | ||||||||||||||||||||||
Refinement | Space: REAL / Protocol: RIGID BODY FIT / Overall B value: 119.19 / Target criteria: Cross-correlation coefficient | ||||||||||||||||||||||
Output model | ![]() PDB-9d3i: |