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- EMDB-51084: Assembly intermediate of human mitochondrial ribosome small subun... -
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Open data
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Basic information
Entry | ![]() | |||||||||||||||||||||
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Title | Assembly intermediate of human mitochondrial ribosome small subunit (State B) | |||||||||||||||||||||
![]() | Composite map of state B | |||||||||||||||||||||
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![]() | mitochondrial ribosomal small subunit / assembly intermediate / immature h44 / single-particle cryo-EM / RIBOSOME | |||||||||||||||||||||
Function / homology | ![]() rRNA (cytosine-N4-)-methyltransferase activity / mitochondrial ribosome binding / mitochondrial ribosome assembly / Mitochondrial translation elongation / Mitochondrial translation termination / Mitochondrial translation initiation / positive regulation of mitochondrial translation / rRNA base methylation / negative regulation of mitotic nuclear division / mitochondrial ribosome ...rRNA (cytosine-N4-)-methyltransferase activity / mitochondrial ribosome binding / mitochondrial ribosome assembly / Mitochondrial translation elongation / Mitochondrial translation termination / Mitochondrial translation initiation / positive regulation of mitochondrial translation / rRNA base methylation / negative regulation of mitotic nuclear division / mitochondrial ribosome / mitochondrial small ribosomal subunit / mitochondrial translation / positive regulation of proteolysis / ribosomal small subunit binding / Mitochondrial protein degradation / Transferases; Transferring one-carbon groups; Methyltransferases / apoptotic signaling pathway / rRNA processing / cell junction / regulation of translation / ribosomal small subunit assembly / small ribosomal subunit / small ribosomal subunit rRNA binding / nuclear membrane / tRNA binding / cell population proliferation / mitochondrial inner membrane / rRNA binding / ribosome / structural constituent of ribosome / mitochondrial matrix / protein domain specific binding / translation / intracellular membrane-bounded organelle / mRNA binding / nucleolus / GTP binding / mitochondrion / RNA binding / nucleoplasm / nucleus / plasma membrane / cytosol / cytoplasm Similarity search - Function | |||||||||||||||||||||
Biological species | ![]() | |||||||||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.0 Å | |||||||||||||||||||||
![]() | Finke AF / Heinrichs M / Aibara S / Richter-Dennerlein R / Hillen HS | |||||||||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Coupling of ribosome biogenesis and translation initiation in human mitochondria Authors: Heinrichs M / Finke AF / Aibara S / Hillen HS / Richter-Dennerlein R | |||||||||||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 155.8 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 65.5 KB 65.5 KB | Display Display | ![]() |
Images | ![]() | 78.1 KB | ||
Filedesc metadata | ![]() | 14.2 KB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 514.7 KB | Display | ![]() |
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Full document | ![]() | 514.3 KB | Display | |
Data in XML | ![]() | 7.4 KB | Display | |
Data in CIF | ![]() | 8.6 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9g5cMC ![]() 9g5bC ![]() 9g5dC ![]() 9g5eC ![]() 9hfmC ![]() 9hfnC ![]() 9hfoC C: citing same article ( M: atomic model generated by this map |
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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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Annotation | Composite map of state B | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.05 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 : Assembly intermediate of human mitochondrial ribosome small subun...
+Supramolecule #1: Assembly intermediate of human mitochondrial ribosome small subun...
+Macromolecule #1: 28S ribosomal protein S34, mitochondrial
+Macromolecule #2: 28S ribosomal protein S35, mitochondrial
+Macromolecule #3: Aurora kinase A-interacting protein
+Macromolecule #4: Pentatricopeptide repeat domain-containing protein 3, mitochondrial
+Macromolecule #6: 28S ribosomal protein S2, mitochondrial
+Macromolecule #7: 28S ribosomal protein S24, mitochondrial
+Macromolecule #8: 28S ribosomal protein S5, mitochondrial
+Macromolecule #9: 28S ribosomal protein S6, mitochondrial
+Macromolecule #10: 28S ribosomal protein S7, mitochondrial
+Macromolecule #11: 28S ribosomal protein S9, mitochondrial
+Macromolecule #12: 28S ribosomal protein S10, mitochondrial
+Macromolecule #13: 28S ribosomal protein S11, mitochondrial
+Macromolecule #14: 28S ribosomal protein S12, mitochondrial
+Macromolecule #15: 28S ribosomal protein S14, mitochondrial
+Macromolecule #16: 28S ribosomal protein S15, mitochondrial
+Macromolecule #17: 28S ribosomal protein S16, mitochondrial
+Macromolecule #18: 28S ribosomal protein S17, mitochondrial
+Macromolecule #19: 28S ribosomal protein S18b, mitochondrial
+Macromolecule #20: 28S ribosomal protein S18c, mitochondrial
+Macromolecule #21: 28S ribosomal protein S21, mitochondrial
+Macromolecule #22: 28S ribosomal protein S22, mitochondrial
+Macromolecule #23: 28S ribosomal protein S23, mitochondrial
+Macromolecule #24: 28S ribosomal protein S25, mitochondrial
+Macromolecule #25: 28S ribosomal protein S26, mitochondrial
+Macromolecule #26: 28S ribosomal protein S27, mitochondrial
+Macromolecule #27: 28S ribosomal protein S28, mitochondrial
+Macromolecule #28: 28S ribosomal protein S29, mitochondrial
+Macromolecule #29: 28S ribosomal protein S31, mitochondrial
+Macromolecule #30: 28S ribosomal protein S33, mitochondrial
+Macromolecule #31: Putative ribosome-binding factor A, mitochondrial
+Macromolecule #32: 12S rRNA N4-methylcytidine (m4C) methyltransferase
+Macromolecule #5: 12S mitochondrial rRNA
+Macromolecule #33: MAGNESIUM ION
+Macromolecule #34: POTASSIUM ION
+Macromolecule #35: ZINC ION
+Macromolecule #36: FE2/S2 (INORGANIC) CLUSTER
+Macromolecule #37: ADENOSINE-5'-TRIPHOSPHATE
+Macromolecule #38: GUANOSINE-5'-DIPHOSPHATE
+Macromolecule #39: S-ADENOSYL-L-HOMOCYSTEINE
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Buffer | pH: 7.4 Component:
Details: 20mM HEPES-HCl, 100mM KCl, 20mM MgCl2, 0.02% DDM, 1mM PMSF, 1x protease-inhibitor mix, 0.5mM GMP-PNP | ||||||||||||||||||||||||
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Grid | Model: Quantifoil R3.5/1 / Material: COPPER / Support film - #0 - Film type ID: 1 / Support film - #0 - Material: CARBON / Support film - #0 - topology: HOLEY / Support film - #1 - Film type ID: 2 / Support film - #1 - Material: CARBON / Support film - #1 - topology: CONTINUOUS / Pretreatment - Type: GLOW DISCHARGE / Details: The grid was precoated with a 2-3 nm carbon layer. | ||||||||||||||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 95 % / Chamber temperature: 277.15 K / Instrument: FEI VITROBOT MARK IV | ||||||||||||||||||||||||
Details | The sample was crosslinked with 0.15% glutaraldehyde for 10 min on ice. The reaction was stopped by adding 50 mM lysine pH 7.5 and 50 mM aspartate pH 7.5, and subsequently desalted against the final buffer prior to vitrification. |
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Electron microscopy
Microscope | TFS KRIOS |
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Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Average exposure time: 3.0 sec. / Average electron dose: 40.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: OTHER / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 1.6 µm / Nominal defocus min: 0.6 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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Refinement | Space: REAL / Protocol: RIGID BODY FIT | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Output model | ![]() PDB-9g5c: |