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Yorodumi- EMDB-31252: cryo EM map of Erastin-bound xCT-4F2hc complex, focused refined o... -
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Basic information
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| Title | cryo EM map of Erastin-bound xCT-4F2hc complex, focused refined on transmembrane region | ||||||||||||
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| Function / homology | Function and homology informationDefective SLC6A19 causes Hartnup disorder (HND) / Defective SLC6A19 causes Hartnup disorder (HND) / neutral amino acid transport / neutral L-amino acid transmembrane transporter activity / symporter activity / Amino acid transport across the plasma membrane / amino acid transmembrane transporter activity / SLC-mediated transport of neurotransmitters / positive regulation of amino acid transport / amino acid transport ...Defective SLC6A19 causes Hartnup disorder (HND) / Defective SLC6A19 causes Hartnup disorder (HND) / neutral amino acid transport / neutral L-amino acid transmembrane transporter activity / symporter activity / Amino acid transport across the plasma membrane / amino acid transmembrane transporter activity / SLC-mediated transport of neurotransmitters / positive regulation of amino acid transport / amino acid transport / angiotensin-converting enzyme 2 / positive regulation of L-proline import across plasma membrane / Hydrolases; Acting on peptide bonds (peptidases); Metallocarboxypeptidases / angiotensin-mediated drinking behavior / positive regulation of gap junction assembly / regulation of systemic arterial blood pressure by renin-angiotensin / tryptophan transport / regulation of cardiac conduction / maternal process involved in female pregnancy / peptidyl-dipeptidase activity / regulation of vasoconstriction / transporter activator activity / Metabolism of Angiotensinogen to Angiotensins / carboxypeptidase activity / angiotensin maturation / Attachment and Entry / receptor-mediated endocytosis of virus by host cell / metallocarboxypeptidase activity / viral life cycle / response to nutrient / positive regulation of cardiac muscle contraction / regulation of cytokine production / sodium ion transmembrane transport / blood vessel diameter maintenance / negative regulation of smooth muscle cell proliferation / brush border membrane / negative regulation of ERK1 and ERK2 cascade / positive regulation of reactive oxygen species metabolic process / metallopeptidase activity / endocytic vesicle membrane / regulation of cell population proliferation / virus receptor activity / regulation of inflammatory response / endopeptidase activity / symbiont-mediated disruption of host tissue / Maturation of spike protein / Translation of Structural Proteins / Virion Assembly and Release / host cell surface / viral translation / host extracellular space / symbiont-mediated-mediated suppression of host tetherin activity / Induction of Cell-Cell Fusion / Potential therapeutics for SARS / structural constituent of virion / membrane fusion / entry receptor-mediated virion attachment to host cell / Attachment and Entry / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / positive regulation of viral entry into host cell / receptor-mediated virion attachment to host cell / host cell surface receptor binding / cilium / symbiont-mediated suppression of host innate immune response / apical plasma membrane / receptor ligand activity / membrane raft / endocytosis involved in viral entry into host cell / endoplasmic reticulum lumen / fusion of virus membrane with host plasma membrane / fusion of virus membrane with host endosome membrane / viral envelope / symbiont entry into host cell / virion attachment to host cell / SARS-CoV-2 activates/modulates innate and adaptive immune responses / host cell plasma membrane / virion membrane / cell surface / negative regulation of transcription by RNA polymerase II / extracellular space / extracellular exosome / extracellular region / zinc ion binding / identical protein binding / membrane / plasma membrane Similarity search - Function | ||||||||||||
| Biological species | Homo sapiens (human) | ||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.4 Å | ||||||||||||
Authors | Yan RH / Li YN / Zhang YY | ||||||||||||
| Funding support | China, 3 items
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Citation | Journal: Science / Year: 2020Title: Structural basis for the recognition of SARS-CoV-2 by full-length human ACE2. Authors: Renhong Yan / Yuanyuan Zhang / Yaning Li / Lu Xia / Yingying Guo / Qiang Zhou / ![]() Abstract: Angiotensin-converting enzyme 2 (ACE2) is the cellular receptor for severe acute respiratory syndrome-coronavirus (SARS-CoV) and the new coronavirus (SARS-CoV-2) that is causing the serious ...Angiotensin-converting enzyme 2 (ACE2) is the cellular receptor for severe acute respiratory syndrome-coronavirus (SARS-CoV) and the new coronavirus (SARS-CoV-2) that is causing the serious coronavirus disease 2019 (COVID-19) epidemic. Here, we present cryo-electron microscopy structures of full-length human ACE2 in the presence of the neutral amino acid transporter BAT1 with or without the receptor binding domain (RBD) of the surface spike glycoprotein (S protein) of SARS-CoV-2, both at an overall resolution of 2.9 angstroms, with a local resolution of 3.5 angstroms at the ACE2-RBD interface. The ACE2-BAT1 complex is assembled as a dimer of heterodimers, with the collectrin-like domain of ACE2 mediating homodimerization. The RBD is recognized by the extracellular peptidase domain of ACE2 mainly through polar residues. These findings provide important insights into the molecular basis for coronavirus recognition and infection. | ||||||||||||
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Structure visualization
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Downloads & links
-EMDB archive
| Map data | emd_31252.map.gz | 59.4 MB | EMDB map data format | |
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| Header (meta data) | emd-31252-v30.xml emd-31252.xml | 8.9 KB 8.9 KB | Display Display | EMDB header |
| Images | emd_31252.png | 53 KB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-31252 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-31252 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 6m17C ![]() 6m18C ![]() 6m1dC 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_31252.map.gz / Format: CCP4 / Size: 64 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: 1.087 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 : cryo EM map of Erastin-bound xCT-4F2hc complex, focused refined o...
| Entire | Name: cryo EM map of Erastin-bound xCT-4F2hc complex, focused refined on transmembrane region |
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| Components |
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-Supramolecule #1: cryo EM map of Erastin-bound xCT-4F2hc complex, focused refined o...
| Supramolecule | Name: cryo EM map of Erastin-bound xCT-4F2hc complex, focused refined on transmembrane region type: complex / ID: 1 / Parent: 0 / Macromolecule list: #1-#2 |
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| Source (natural) | Organism: Homo sapiens (human) |
| Recombinant expression | Organism: Homo sapiens (human) |
-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 TITAN KRIOS |
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| Image recording | Film or detector model: GATAN K3 BIOQUANTUM (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: BRIGHT FIELD |
| 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
| Final reconstruction | Resolution.type: BY AUTHOR / Resolution: 3.4 Å / Resolution method: FSC 0.143 CUT-OFF / Software - Name: RELION (ver. 3.0.6) / Number images used: 89597 |
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| Initial angle assignment | Type: ANGULAR RECONSTITUTION |
| Final angle assignment | Type: MAXIMUM LIKELIHOOD |
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About Yorodumi



Homo sapiens (human)
Authors
China, 3 items
Citation

















Z (Sec.)
Y (Row.)
X (Col.)




















FIELD EMISSION GUN
