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- EMDB-49594: Cryo-EM structure of the wild-type Thermus thermophilus 70S ribos... -
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Open data
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Basic information
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Title | Cryo-EM structure of the wild-type Thermus thermophilus 70S ribosome in complex with mRNA, A-site Q230-N5-methylated Release Factor 1, and P-site 2'-deoxy-A76-fMEAAAKC-peptidyl-tRNAcys at 2.13A resolution | |||||||||||||||||||||
![]() | Full map of Thermus thermophilus 70S ribosome with 2'deoxy-A76-peptidyl-tRNA and release factor 1 | |||||||||||||||||||||
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![]() | Translation termination / peptide release / release factor / hydrolysis / peptidyl-tRNA / 70S ribosome / cryo-EM / pre-termination state / peptidyl transferase center / RIBOSOME | |||||||||||||||||||||
Function / homology | ![]() translation release factor activity, codon specific / large ribosomal subunit / transferase activity / ribosomal small subunit biogenesis / ribosomal small subunit assembly / small ribosomal subunit / 5S rRNA binding / ribosomal large subunit assembly / cytosolic small ribosomal subunit / large ribosomal subunit rRNA binding ...translation release factor activity, codon specific / large ribosomal subunit / transferase activity / ribosomal small subunit biogenesis / ribosomal small subunit assembly / small ribosomal subunit / 5S rRNA binding / ribosomal large subunit assembly / cytosolic small ribosomal subunit / large ribosomal subunit rRNA binding / small ribosomal subunit rRNA binding / cytosolic large ribosomal subunit / cytoplasmic translation / tRNA binding / negative regulation of translation / rRNA binding / ribosome / structural constituent of ribosome / translation / ribonucleoprotein complex / mRNA binding / zinc ion binding / metal ion binding / cytosol / cytoplasm Similarity search - Function | |||||||||||||||||||||
Biological species | ![]() ![]() ![]() ![]() | |||||||||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.13 Å | |||||||||||||||||||||
![]() | Aleksandrova EV / Syroegin EA / Basu RS / Vassilevski AA / Gagnon MG / Polikanov YS | |||||||||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Mechanism of release factor-mediated peptidyl-tRNA hydrolysis on the ribosome Authors: Aleksandrova EV / Syroegin EA / Basu RS / Vassilevski AA / Gagnon MG / Polikanov YS | |||||||||||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 258.1 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 80.6 KB 80.6 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 16.8 KB | Display | ![]() |
Images | ![]() | 236.7 KB | ||
Masks | ![]() | 512 MB | ![]() | |
Filedesc metadata | ![]() | 15.4 KB | ||
Others | ![]() ![]() ![]() | 484.2 MB 474.7 MB 474.7 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9no7MC ![]() 9mtpC ![]() 9mtqC ![]() 9mtrC ![]() 9mtsC ![]() 9mttC 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
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Annotation | Full map of Thermus thermophilus 70S ribosome with 2'deoxy-A76-peptidyl-tRNA and release factor 1 | ||||||||||||||||||||||||||||||||||||
Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 0.8423 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Mask #1
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Projections & Slices |
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Density Histograms |
-Additional map: Sharpened map of Thermus thermophilus 70S ribosome with...
File | emd_49594_additional_1.map | ||||||||||||
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Annotation | Sharpened map of Thermus thermophilus 70S ribosome with 2'deoxy-A76-peptidyl-tRNA and release factor 1 | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Half map of Thermus thermophilus 70S ribosome with...
File | emd_49594_half_map_1.map | ||||||||||||
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Annotation | Half map of Thermus thermophilus 70S ribosome with 2'deoxy-A76-peptidyl-tRNA and release factor 1 | ||||||||||||
Projections & Slices |
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Density Histograms |
-Half map: Half map of Thermus thermophilus 70S ribosome with...
File | emd_49594_half_map_2.map | ||||||||||||
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Annotation | Half map of Thermus thermophilus 70S ribosome with 2'deoxy-A76-peptidyl-tRNA and release factor 1 | ||||||||||||
Projections & Slices |
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Density Histograms |
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Sample components
+Entire : Thermus thermophilus 70S ribosome in complex with mRNA, A-site Q2...
+Supramolecule #1: Thermus thermophilus 70S ribosome in complex with mRNA, A-site Q2...
+Macromolecule #1: 23S Ribosomal RNA
+Macromolecule #2: 5S Ribosomal RNA
+Macromolecule #32: 16S Ribosomal RNA
+Macromolecule #53: CYS-Stop mRNA
+Macromolecule #55: P-site Peptidyl-tRNA fMEAAAKC-tRNAcys RNA-part
+Macromolecule #3: 50S ribosomal protein L2
+Macromolecule #4: 50S ribosomal protein L3
+Macromolecule #5: 50S ribosomal protein L4
+Macromolecule #6: 50S ribosomal protein L5
+Macromolecule #7: 50S ribosomal protein L6
+Macromolecule #8: 50S ribosomal protein L9
+Macromolecule #9: 50S ribosomal protein L13
+Macromolecule #10: 50S ribosomal protein L14
+Macromolecule #11: 50S ribosomal protein L15
+Macromolecule #12: 50S ribosomal protein L16
+Macromolecule #13: 50S ribosomal protein L17
+Macromolecule #14: 50S ribosomal protein L18
+Macromolecule #15: 50S ribosomal protein L19
+Macromolecule #16: 50S ribosomal protein L20
+Macromolecule #17: 50S ribosomal protein L21
+Macromolecule #18: 50S ribosomal protein L22
+Macromolecule #19: 50S ribosomal protein L23
+Macromolecule #20: 50S ribosomal protein L24
+Macromolecule #21: 50S ribosomal protein L25
+Macromolecule #22: 50S ribosomal protein L27
+Macromolecule #23: 50S ribosomal protein L28
+Macromolecule #24: 50S ribosomal protein L29
+Macromolecule #25: 50S ribosomal protein L30
+Macromolecule #26: 50S ribosomal protein L31
+Macromolecule #27: 50S ribosomal protein L32
+Macromolecule #28: 50S ribosomal protein L33
+Macromolecule #29: 50S ribosomal protein L34
+Macromolecule #30: 50S ribosomal protein L35
+Macromolecule #31: 50S ribosomal protein L36
+Macromolecule #33: 30S ribosomal protein S2
+Macromolecule #34: 30S ribosomal protein S3
+Macromolecule #35: 30S ribosomal protein S4
+Macromolecule #36: 30S ribosomal protein S5
+Macromolecule #37: 30S ribosomal protein S6
+Macromolecule #38: 30S ribosomal protein S7
+Macromolecule #39: 30S ribosomal protein S8
+Macromolecule #40: 30S ribosomal protein S9
+Macromolecule #41: 30S ribosomal protein S10
+Macromolecule #42: 30S ribosomal protein S11
+Macromolecule #43: 30S ribosomal protein S12
+Macromolecule #44: 30S ribosomal protein S13
+Macromolecule #45: 30S ribosomal protein S14 type Z
+Macromolecule #46: 30S ribosomal protein S15
+Macromolecule #47: 30S ribosomal protein S16
+Macromolecule #48: 30S ribosomal protein S17
+Macromolecule #49: 30S ribosomal protein S18
+Macromolecule #50: 30S ribosomal protein S19
+Macromolecule #51: 30S ribosomal protein S20
+Macromolecule #52: 30S ribosomal protein Thx
+Macromolecule #54: Peptide chain release factor 1
+Macromolecule #56: P-site Peptidyl-tRNA fMEAAAKC-tRNAcys Peptide-part
+Macromolecule #57: MAGNESIUM ION
+Macromolecule #58: POTASSIUM ION
+Macromolecule #59: ZINC ION
+Macromolecule #60: IRON/SULFUR CLUSTER
+Macromolecule #61: water
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 0.375 mg/mL |
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Buffer | pH: 7.6 Details: 5 mM HEPES-KOH, 50 mM KCl, 10 mM NH4Cl, 10 mM Mg(CH3COO)2 |
Grid | Model: Quantifoil R2/1 / Material: COPPER / Mesh: 200 / Support film - Material: CARBON / Support film - topology: HOLEY / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 15 sec. / Pretreatment - Pressure: 0.024 kPa |
Vitrification | Cryogen name: ETHANE / Chamber humidity: 85 % / Chamber temperature: 295 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 / Energy filter - Slit width: 20 eV |
Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Detector mode: COUNTING / Number grids imaged: 1 / Number real images: 25104 / Average exposure time: 1.1984 sec. / Average electron dose: 39.7153 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | C2 aperture diameter: 100.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 1.8 µm / Nominal defocus min: 0.5 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 | PDB ID: Chain - Source name: PDB / Chain - Initial model type: experimental model |
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Refinement | Space: REAL / Protocol: RIGID BODY FIT |
Output model | ![]() PDB-9no7: |