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Open data
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Basic information
| Entry | ![]() | ||||||||||||
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| Title | E. coli 70S ribosome from delta-9 strain | ||||||||||||
Map data | Main map, unsharpened | ||||||||||||
Sample |
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Keywords | RNA modifications / ribosome biogenesis / maturation / RIBOSOME | ||||||||||||
| Function / homology | Function and homology informationnegative regulation of cytoplasmic translational initiation / transcription antitermination factor activity, RNA binding / ornithine decarboxylase inhibitor activity / misfolded RNA binding / Group I intron splicing / RNA folding / transcriptional attenuation / endoribonuclease inhibitor activity / positive regulation of ribosome biogenesis / RNA-binding transcription regulator activity ...negative regulation of cytoplasmic translational initiation / transcription antitermination factor activity, RNA binding / ornithine decarboxylase inhibitor activity / misfolded RNA binding / Group I intron splicing / RNA folding / transcriptional attenuation / endoribonuclease inhibitor activity / positive regulation of ribosome biogenesis / RNA-binding transcription regulator activity / four-way junction DNA binding / negative regulation of cytoplasmic translation / DnaA-L2 complex / translation repressor activity / regulation of mRNA stability / negative regulation of translational initiation / negative regulation of DNA-templated DNA replication initiation / mRNA regulatory element binding translation repressor activity / regulation of DNA-templated transcription elongation / positive regulation of RNA splicing / transcription elongation factor complex / assembly of large subunit precursor of preribosome / cytosolic ribosome assembly / response to reactive oxygen species / ribosome assembly / transcription antitermination / DNA endonuclease activity / translational initiation / regulation of cell growth / DNA-templated transcription termination / response to radiation / maintenance of translational fidelity / mRNA 5'-UTR binding / regulation of translation / large ribosomal subunit / ribosome biogenesis / transferase activity / ribosomal small subunit assembly / ribosome binding / ribosomal small subunit biogenesis / 5S rRNA binding / small ribosomal subunit / ribosomal large subunit assembly / small ribosomal subunit rRNA binding / cytosolic small ribosomal subunit / large ribosomal subunit rRNA binding / cytosolic large ribosomal subunit / cytoplasmic translation / tRNA binding / negative regulation of translation / rRNA binding / structural constituent of ribosome / ribosome / translation / response to antibiotic / hydrolase activity / negative regulation of DNA-templated transcription / mRNA binding / DNA binding / RNA binding / zinc ion binding / membrane / cytoplasm / cytosol Similarity search - Function | ||||||||||||
| Biological species | ![]() | ||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 1.87 Å | ||||||||||||
Authors | Larsson DSD / Selmer M | ||||||||||||
| Funding support | Sweden, 3 items
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Citation | Journal: Biorxiv / Year: 2026Title: Ribosomal RNA modifications around the peptidyl transfer center stimulate catalytic activity and prevent the formation of alternative structures Authors: Larsson DSD / Liiv A / Ero R / Remme J / Selmer M | ||||||||||||
| History |
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_55415.map.gz | 409.8 MB | EMDB map data format | |
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| Header (meta data) | emd-55415-v30.xml emd-55415.xml | 82.7 KB 82.7 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_55415_fsc.xml | 17.9 KB | Display | FSC data file |
| Images | emd_55415.png | 93.4 KB | ||
| Filedesc metadata | emd-55415.cif.gz | 15.6 KB | ||
| Others | emd_55415_additional_1.map.gz emd_55415_additional_2.map.gz emd_55415_half_map_1.map.gz emd_55415_half_map_2.map.gz | 295.3 MB 1.1 MB 412.6 MB 412.8 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-55415 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-55415 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9t0yMC ![]() 9syhC ![]() 9t19C ![]() 9t1aC ![]() 9t1bC ![]() 9t1cC ![]() 9t1eC ![]() 9t1fC ![]() 9t1gC ![]() 9t1hC ![]() 9t1iC ![]() 9t1jC ![]() 9t2jC ![]() 9t2kC ![]() 9t2lC ![]() 9t2mC ![]() 9t2nC ![]() 9t2oC ![]() 9t2pC ![]() 9t2qC ![]() 9t2rC ![]() 9t2sC ![]() 9t6mC ![]() 9t8kC ![]() 9t8lC ![]() 9t8mC ![]() 9t8nC ![]() 9t8oC ![]() 9t8pC ![]() 9t8qC ![]() 9t8rC ![]() 9t8sC ![]() 9t8tC M: atomic model generated by this map C: citing same article ( |
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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_55415.map.gz / Format: CCP4 / Size: 512 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Annotation | Main map, unsharpened | ||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 0.8215 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Additional map: B-factor sharpened map, low-pass filtered to local resolution
| File | emd_55415_additional_1.map | ||||||||||||
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| Annotation | B-factor sharpened map, low-pass filtered to local resolution | ||||||||||||
| Projections & Slices |
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| Density Histograms |
-Additional map: Mask for focused classification of the PTC region
| File | emd_55415_additional_2.map | ||||||||||||
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| Annotation | Mask for focused classification of the PTC region | ||||||||||||
| Projections & Slices |
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| Density Histograms |
-Half map: #2
| File | emd_55415_half_map_1.map | ||||||||||||
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| Projections & Slices |
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| Density Histograms |
-Half map: #1
| File | emd_55415_half_map_2.map | ||||||||||||
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| Projections & Slices |
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| Density Histograms |
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Sample components
+Entire : 70S ribosome
+Supramolecule #1: 70S ribosome
+Macromolecule #1: 16S rRNA
+Macromolecule #22: mRNA
+Macromolecule #23: tRNA(Phe)
+Macromolecule #24: tRNA(fMet)
+Macromolecule #25: 23S rRNA
+Macromolecule #26: 5S rRNA
+Macromolecule #2: Small ribosomal subunit protein uS2
+Macromolecule #3: Small ribosomal subunit protein uS3
+Macromolecule #4: Small ribosomal subunit protein uS4
+Macromolecule #5: Small ribosomal subunit protein uS5
+Macromolecule #6: Small ribosomal subunit protein bS6, fully modified isoform
+Macromolecule #7: Small ribosomal subunit protein uS7
+Macromolecule #8: Small ribosomal subunit protein uS8
+Macromolecule #9: Small ribosomal subunit protein uS9
+Macromolecule #10: Small ribosomal subunit protein uS10
+Macromolecule #11: Small ribosomal subunit protein uS11
+Macromolecule #12: Small ribosomal subunit protein uS12
+Macromolecule #13: Small ribosomal subunit protein uS13
+Macromolecule #14: Small ribosomal subunit protein uS14
+Macromolecule #15: Small ribosomal subunit protein uS15
+Macromolecule #16: Small ribosomal subunit protein bS16
+Macromolecule #17: Small ribosomal subunit protein uS17
+Macromolecule #18: Small ribosomal subunit protein bS18
+Macromolecule #19: Small ribosomal subunit protein uS19
+Macromolecule #20: Small ribosomal subunit protein bS20
+Macromolecule #21: Small ribosomal subunit protein bS21
+Macromolecule #27: Large ribosomal subunit protein uL2
+Macromolecule #28: Large ribosomal subunit protein uL3
+Macromolecule #29: Large ribosomal subunit protein uL4
+Macromolecule #30: Large ribosomal subunit protein uL5
+Macromolecule #31: Large ribosomal subunit protein uL6
+Macromolecule #32: Large ribosomal subunit protein bL9
+Macromolecule #33: Large ribosomal subunit protein uL13
+Macromolecule #34: Large ribosomal subunit protein uL14
+Macromolecule #35: Large ribosomal subunit protein uL15
+Macromolecule #36: Large ribosomal subunit protein uL16
+Macromolecule #37: Large ribosomal subunit protein bL17
+Macromolecule #38: Large ribosomal subunit protein uL18
+Macromolecule #39: Large ribosomal subunit protein bL19
+Macromolecule #40: Large ribosomal subunit protein bL20
+Macromolecule #41: Large ribosomal subunit protein bL21
+Macromolecule #42: Large ribosomal subunit protein uL22
+Macromolecule #43: Large ribosomal subunit protein uL23
+Macromolecule #44: Large ribosomal subunit protein uL24
+Macromolecule #45: Large ribosomal subunit protein bL25
+Macromolecule #46: Large ribosomal subunit protein bL27
+Macromolecule #47: Large ribosomal subunit protein bL28
+Macromolecule #48: Large ribosomal subunit protein uL29
+Macromolecule #49: Large ribosomal subunit protein uL30
+Macromolecule #50: Large ribosomal subunit protein bL32
+Macromolecule #51: Large ribosomal subunit protein bL33
+Macromolecule #52: Large ribosomal subunit protein bL34
+Macromolecule #53: Large ribosomal subunit protein bL35
+Macromolecule #54: Large ribosomal subunit protein bL36A
+Macromolecule #55: Large ribosomal subunit protein bL31A
+Macromolecule #56: POTASSIUM ION
+Macromolecule #57: MAGNESIUM ION
+Macromolecule #58: N~1~-(3-azaniumylpropyl)butane-1,4-diaminium
+Macromolecule #59: 1,4-DIAMINOBUTANE
+Macromolecule #60: ZINC ION
+Macromolecule #61: water
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Buffer | pH: 7.5 Component:
Details: HEPES-polymix buffer (pH-7.5) | |||||||||||||||||||||||||||
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| Grid | Model: Quantifoil R2/2 / Material: COPPER / Mesh: 300 / 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 / Support film - #1 - Film thickness: 2 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 20 sec. / Pretreatment - Atmosphere: AIR / Pretreatment - Pressure: 0.04 kPa | |||||||||||||||||||||||||||
| Vitrification | Cryogen name: ETHANE / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
| Microscope | TFS KRIOS |
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| Specialist optics | Energy filter - Name: GIF Bioquantum / Energy filter - Slit width: 20 eV |
| Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: COUNTING / Number grids imaged: 1 / Number real images: 9692 / Average electron dose: 30.0 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: 1.5 µm / Nominal defocus min: 0.8 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi




Keywords
Authors
Sweden, 3 items
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Z (Sec.)
Y (Row.)
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Processing
FIELD EMISSION GUN

