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Yorodumi- EMDB-74490: Cryo-EM structure of the complete Sulfolobus acidocaldarius RNA p... -
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Basic information
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| Title | Cryo-EM structure of the complete Sulfolobus acidocaldarius RNA polymerase in closed clamp conformation | |||||||||
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Keywords | RNA polymerase / Conformations / Promoter loading / Crenarchaea / TRANSCRIPTION | |||||||||
| Function / homology | Function and homology information3 iron, 4 sulfur cluster binding / tRNA transcription by RNA polymerase III / transcription by RNA polymerase I / transcription elongation by RNA polymerase I / DNA-directed RNA polymerase complex / DNA-templated transcription initiation / ribonucleoside binding / DNA-directed RNA polymerase / DNA-directed RNA polymerase activity / transcription by RNA polymerase II ...3 iron, 4 sulfur cluster binding / tRNA transcription by RNA polymerase III / transcription by RNA polymerase I / transcription elongation by RNA polymerase I / DNA-directed RNA polymerase complex / DNA-templated transcription initiation / ribonucleoside binding / DNA-directed RNA polymerase / DNA-directed RNA polymerase activity / transcription by RNA polymerase II / protein dimerization activity / nucleotide binding / magnesium ion binding / DNA-templated transcription / DNA binding / zinc ion binding / metal ion binding / cytoplasm Similarity search - Function | |||||||||
| Biological species | ![]() Sulfolobus acidocaldarius DSM 639 (acidophilic) | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.37 Å | |||||||||
Authors | Fordjour GNR / Armache J-P / Murakami KS | |||||||||
| Funding support | United States, 1 items
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Citation | Journal: To Be PublishedTitle: Clamp conformational flexibility and dynamics in archaeal and eukaryotic RNA polymerases revealed by cryo-EM Authors: Fordjour GNR / Murakami K / Armache J-P / Murakami KS | |||||||||
| History |
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_74490.map.gz | 230.4 MB | EMDB map data format | |
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| Header (meta data) | emd-74490-v30.xml emd-74490.xml | 29.8 KB 29.8 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_74490_fsc.xml | 13.3 KB | Display | FSC data file |
| Images | emd_74490.png | 67.2 KB | ||
| Filedesc metadata | emd-74490.cif.gz | 8.1 KB | ||
| Others | emd_74490_half_map_1.map.gz emd_74490_half_map_2.map.gz | 226.9 MB 226.9 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-74490 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-74490 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9zofMC ![]() 36roC ![]() 36rpC ![]() 36rsC ![]() 9zo4C ![]() 9zo5C ![]() 9zohC ![]() 9zpkC ![]() 9zplC 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_74490.map.gz / Format: CCP4 / Size: 244.1 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 0.944 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Half map: #2
| File | emd_74490_half_map_1.map | ||||||||||||
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| Density Histograms |
-Half map: #1
| File | emd_74490_half_map_2.map | ||||||||||||
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| Density Histograms |
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Sample components
+Entire : RNA polymerase
+Supramolecule #1: RNA polymerase
+Macromolecule #1: DNA-directed RNA polymerase subunit Rpo1N
+Macromolecule #2: DNA-directed RNA polymerase subunit Rpo2
+Macromolecule #3: DNA-directed RNA polymerase subunit Rpo1C
+Macromolecule #4: DNA-directed RNA polymerase subunit Rpo8
+Macromolecule #5: DNA-directed RNA polymerase subunit Rpo5
+Macromolecule #6: DNA-directed RNA polymerase subunit Rpo6
+Macromolecule #7: DNA-directed RNA polymerase subunit Rpo11
+Macromolecule #8: DNA-directed RNA polymerase subunit Rpo10
+Macromolecule #9: DNA-directed RNA polymerase subunit Rpo13
+Macromolecule #10: DNA-directed RNA polymerase subunit Rpo7
+Macromolecule #11: DNA-directed RNA polymerase subunit Rpo3
+Macromolecule #12: DNA-directed RNA polymerase subunit Rpo12
+Macromolecule #13: DNA-directed RNA polymerase subunit Rpo4
+Macromolecule #14: ZINC ION
+Macromolecule #15: IRON/SULFUR CLUSTER
-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: 8 |
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| Vitrification | Cryogen name: ETHANE |
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Electron microscopy
| Microscope | FEI TALOS ARCTICA |
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| Image recording | Film or detector model: FEI FALCON IV (4k x 4k) / Average electron dose: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: -2.4 µm / Nominal defocus min: -1.0 µm |
| Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
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About Yorodumi



Keywords
Sulfolobus acidocaldarius DSM 639 (acidophilic)
Authors
United States, 1 items
Citation






















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Processing
FIELD EMISSION GUN


