+Open data
-Basic information
Entry | Database: EMDB / ID: EMD-42145 | |||||||||
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Title | SARS-CoV-2 Nsp15 bound to poly(A/U) RNA, consensus form | |||||||||
Map data | ||||||||||
Sample |
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Keywords | SARS-CoV-2 / endonuclease / RNA-protein complex / VIRAL PROTEIN / VIRAL PROTEIN-RNA complex | |||||||||
Function / homology | Function and homology information protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / Lyases; Phosphorus-oxygen lyases / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / ISG15-specific peptidase activity / Transcription of SARS-CoV-2 sgRNAs ...protein guanylyltransferase activity / RNA endonuclease activity, producing 3'-phosphomonoesters / mRNA guanylyltransferase activity / 5'-3' RNA helicase activity / Lyases; Phosphorus-oxygen lyases / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of TBK1 activity / Assembly of the SARS-CoV-2 Replication-Transcription Complex (RTC) / Maturation of replicase proteins / ISG15-specific peptidase activity / Transcription of SARS-CoV-2 sgRNAs / TRAF3-dependent IRF activation pathway / Translation of Replicase and Assembly of the Replication Transcription Complex / Replication of the SARS-CoV-2 genome / snRNP Assembly / double membrane vesicle viral factory outer membrane / Hydrolases; Acting on ester bonds; Exoribonucleases producing 5'-phosphomonoesters / SARS coronavirus main proteinase / host cell endoplasmic reticulum-Golgi intermediate compartment / 3'-5'-RNA exonuclease activity / 5'-3' DNA helicase activity / symbiont-mediated suppression of host NF-kappaB cascade / host cell endosome / symbiont-mediated suppression of host toll-like receptor signaling pathway / symbiont-mediated degradation of host mRNA / mRNA guanylyltransferase / symbiont-mediated suppression of host ISG15-protein conjugation / G-quadruplex RNA binding / mRNA (guanine-N7)-methyltransferase / omega peptidase activity / methyltransferase cap1 / symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of IRF3 activity / SARS-CoV-2 modulates host translation machinery / host cell Golgi apparatus / symbiont-mediated perturbation of host ubiquitin-like protein modification / DNA helicase / mRNA (nucleoside-2'-O-)-methyltransferase activity / mRNA 5'-cap (guanine-N7-)-methyltransferase activity / ubiquitinyl hydrolase 1 / cysteine-type deubiquitinase activity / Hydrolases; Acting on peptide bonds (peptidases); Cysteine endopeptidases / host cell perinuclear region of cytoplasm / single-stranded RNA binding / host cell endoplasmic reticulum membrane / viral protein processing / lyase activity / RNA helicase / symbiont-mediated suppression of host type I interferon-mediated signaling pathway / induction by virus of host autophagy / copper ion binding / RNA-directed RNA polymerase / viral translational frameshifting / viral RNA genome replication / cysteine-type endopeptidase activity / RNA-dependent RNA polymerase activity / virus-mediated perturbation of host defense response / lipid binding / DNA-templated transcription / host cell nucleus / SARS-CoV-2 activates/modulates innate and adaptive immune responses / ATP hydrolysis activity / proteolysis / RNA binding / zinc ion binding / ATP binding / membrane Similarity search - Function | |||||||||
Biological species | Severe acute respiratory syndrome coronavirus 2 | |||||||||
Method | single particle reconstruction / cryo EM / Resolution: 2.67 Å | |||||||||
Authors | Ito F / Yang H / Zhou ZH / Chen XS | |||||||||
Funding support | United States, 1 items
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Citation | Journal: Protein Cell / Year: 2024 Title: Structural basis for polyuridine tract recognition by SARS-CoV-2 Nsp15. Authors: Fumiaki Ito / Hanjing Yang / Z Hong Zhou / Xiaojiang S Chen / | |||||||||
History |
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-Structure visualization
Supplemental images |
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-Downloads & links
-EMDB archive
Map data | emd_42145.map.gz | 230.2 MB | EMDB map data format | |
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Header (meta data) | emd-42145-v30.xml emd-42145.xml | 16.3 KB 16.3 KB | Display Display | EMDB header |
FSC (resolution estimation) | emd_42145_fsc.xml | 13.2 KB | Display | FSC data file |
Images | emd_42145.png | 155.6 KB | ||
Filedesc metadata | emd-42145.cif.gz | 5.9 KB | ||
Others | emd_42145_half_map_1.map.gz emd_42145_half_map_2.map.gz | 226.4 MB 226.4 MB | ||
Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-42145 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-42145 | HTTPS FTP |
-Validation report
Summary document | emd_42145_validation.pdf.gz | 836.2 KB | Display | EMDB validaton report |
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Full document | emd_42145_full_validation.pdf.gz | 835.8 KB | Display | |
Data in XML | emd_42145_validation.xml.gz | 22.3 KB | Display | |
Data in CIF | emd_42145_validation.cif.gz | 28.7 KB | Display | |
Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-42145 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-42145 | HTTPS FTP |
-Related structure data
Related structure data | 8ud3MC 8ud2C 8ud4C 8ud5C M: atomic model generated by this map C: citing same article (ref.) |
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Similar structure data | Similarity search - Function & homologyF&H Search |
-Links
EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Related items in Molecule of the Month |
-Map
File | Download / File: emd_42145.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: 0.92 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Half map: #1
File | emd_42145_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #2
File | emd_42145_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Sample components
-Entire : Homohexamer of Nsp15 in complex with poly(A/U) RNA
Entire | Name: Homohexamer of Nsp15 in complex with poly(A/U) RNA |
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Components |
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-Supramolecule #1: Homohexamer of Nsp15 in complex with poly(A/U) RNA
Supramolecule | Name: Homohexamer of Nsp15 in complex with poly(A/U) RNA / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 262.8 KDa |
-Macromolecule #1: Non-structural protein 15
Macromolecule | Name: Non-structural protein 15 / type: protein_or_peptide / ID: 1 / Number of copies: 6 / Enantiomer: LEVO / EC number: Lyases; Phosphorus-oxygen lyases |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 40.208625 KDa |
Recombinant expression | Organism: Escherichia coli (E. coli) |
Sequence | String: MGSSHHHHHH SSGSLENVAF NVVNKGHFDG QQGEVPVSII NNTVYTKVDG VDVELFENKT TLPVNVAFEL WAKRNIKPVP EVKILNNLG VDIAANTVIW DYKRDAPAHI STIGVCSMTD IAKKPTETIC APLTVFFDGR VDGQVDLFRN ARNGVLITEG S VKGLQPSV ...String: MGSSHHHHHH SSGSLENVAF NVVNKGHFDG QQGEVPVSII NNTVYTKVDG VDVELFENKT TLPVNVAFEL WAKRNIKPVP EVKILNNLG VDIAANTVIW DYKRDAPAHI STIGVCSMTD IAKKPTETIC APLTVFFDGR VDGQVDLFRN ARNGVLITEG S VKGLQPSV GPKQASLNGV TLIGEAVKTQ FNYYKKVDGV VQQLPETYFT QSRNLQEFKP RSQMEIDFLE LAMDEFIERY KL EGYAFEA IVYGDFSHSQ LGGLHLLIGL AKRFKESPFE LEDFIPMDST VKNYFITDAQ TGSSKCVCSV IDLLLDDFVE IIK SQDLSV VSKVVKVTID YTEISFMLWC KDGHVETFYP KLQ UniProtKB: Replicase polyprotein 1ab |
-Macromolecule #2: RNA (35-MER)
Macromolecule | Name: RNA (35-MER) / type: rna / ID: 2 / Number of copies: 1 |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 10.837149 KDa |
Sequence | String: UUUUUUUUUU UUUUUUUUUU GUCAUUCUCC UAAGA |
-Macromolecule #3: RNA (35-MER)
Macromolecule | Name: RNA (35-MER) / type: rna / ID: 3 / Number of copies: 1 |
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Source (natural) | Organism: Severe acute respiratory syndrome coronavirus 2 |
Molecular weight | Theoretical: 11.401036 KDa |
Sequence | String: UCUUAGGAGA AUGACAAAAA AAAAAAAAAA AAAAA |
-Experimental details
-Structure determination
Method | cryo EM |
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Processing | single particle reconstruction |
Aggregation state | particle |
-Sample preparation
Concentration | 0.3 mg/mL |
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Buffer | pH: 7.5 |
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
-Electron microscopy
Microscope | TFS GLACIOS |
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Image recording | Film or detector model: FEI FALCON IV (4k x 4k) / Digitization - Dimensions - Width: 4096 pixel / Digitization - Dimensions - Height: 4096 pixel / Number grids imaged: 2 / Number real images: 15151 / Average exposure time: 8.0 sec. / Average electron dose: 52.0 e/Å2 |
Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
Electron optics | C2 aperture diameter: 50.0 µm / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.0 mm / Nominal defocus max: 3.0 µm / Nominal defocus min: 0.8 µm / Nominal magnification: 150000 |