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Open data
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Basic information
| Entry | ![]() | |||||||||
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| Title | Cryo-EM structure of Csm/AcrIIIA2/enolase 3:2 complex | |||||||||
Map data | Cryo-EM map of Csm-AcrIIIA2-enolase complex from Streptococcus thermophilus | |||||||||
Sample |
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Keywords | ANTI-CRISPR / TYPE III CRISPR / CRYO-EM / STRUCTURAL BIOLOY / ANTI-BACTERIAL / RNA BINDING PROTEIN / RNA BINDING PROTEIN-RNA complex | |||||||||
| Function / homology | Function and homology informationphosphopyruvate hydratase / phosphopyruvate hydratase complex / phosphopyruvate hydratase activity / exonuclease activity / peptidoglycan-based cell wall / glycolytic process / Transferases; Transferring phosphorus-containing groups; Nucleotidyltransferases / transferase activity / endonuclease activity / defense response to virus ...phosphopyruvate hydratase / phosphopyruvate hydratase complex / phosphopyruvate hydratase activity / exonuclease activity / peptidoglycan-based cell wall / glycolytic process / Transferases; Transferring phosphorus-containing groups; Nucleotidyltransferases / transferase activity / endonuclease activity / defense response to virus / Hydrolases; Acting on ester bonds / hydrolase activity / magnesium ion binding / cell surface / RNA binding / extracellular region / ATP binding Similarity search - Function | |||||||||
| Biological species | Streptococcus thermophilus (bacteria) / Streptococcus phage 2972 (virus) | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 2.67 Å | |||||||||
Authors | Goswami HN / Li H | |||||||||
| Funding support | United States, 1 items
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Citation | Journal: To Be PublishedTitle: Cryo-EM structure of Csm/AcrIIIA2/enolase 3:2 complex Authors: Goswami HN / Li H | |||||||||
| History |
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_49593.map.gz | 629.6 MB | EMDB map data format | |
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| Header (meta data) | emd-49593-v30.xml emd-49593.xml | 24 KB 24 KB | Display Display | EMDB header |
| Images | emd_49593.png | 65.6 KB | ||
| Filedesc metadata | emd-49593.cif.gz | 7.9 KB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-49593 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-49593 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9no4MC ![]() 72559 ![]() 72624 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_49593.map.gz / Format: CCP4 / Size: 669.9 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Annotation | Cryo-EM map of Csm-AcrIIIA2-enolase complex from Streptococcus thermophilus | ||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 0.828 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 : Csm/AcrIIIA2/enolase complex
+Supramolecule #1: Csm/AcrIIIA2/enolase complex
+Macromolecule #1: CRISPR system Cms protein Csm4
+Macromolecule #2: CRISPR system Cms endoribonuclease Csm3
+Macromolecule #3: CRISPR system Cms endoribonuclease Csm3
+Macromolecule #5: CRISPR system Cms protein Csm2
+Macromolecule #6: CRISPR system Cms protein Csm5
+Macromolecule #7: Enolase
+Macromolecule #8: AcrIIIA2
+Macromolecule #9: CRISPR system single-strand-specific deoxyribonuclease Cas10/Csm1...
+Macromolecule #4: crRNA RNA (35-MER)
+Macromolecule #10: MAGNESIUM ION
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 3 mg/mL |
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| Buffer | pH: 7.5 / Component - Concentration: 250.0 mM / Component - Formula: NaCl / Component - Name: Sodium Chloride / Details: 250mM NaCl, 30mM HEPES, 10mM Beta-mercaptoethanol |
| Grid | Model: Quantifoil R1.2/1.3 / Material: GOLD / Mesh: 300 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 60 sec. |
| Vitrification | Cryogen name: ETHANE / Chamber humidity: 95 % / Chamber temperature: 277.15 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
| Microscope | TFS KRIOS |
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| Image recording | Film or detector model: GATAN K3 BIOCONTINUUM (6k x 4k) / Average electron dose: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: OTHER / Nominal defocus max: 2.0 µm / Nominal defocus min: 1.0 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi




Keywords
Streptococcus thermophilus (bacteria)
Streptococcus phage 2972 (virus)
Authors
United States, 1 items
Citation




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Processing
FIELD EMISSION GUN
