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Open data
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Basic information
Entry | Database: PDB / ID: 9iup | ||||||
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Title | KP.3 RBD in complex with ACE2 | ||||||
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![]() | VIRAL PROTEIN / SARS-CoV-2 / KP.3 / RBD / ACE2 | ||||||
Function / homology | ![]() positive regulation of 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 / regulation of systemic arterial blood pressure by renin-angiotensin / positive regulation of gap junction assembly / tryptophan transport / regulation of cardiac conduction / regulation of vasoconstriction ...positive regulation of 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 / regulation of systemic arterial blood pressure by renin-angiotensin / positive regulation of gap junction assembly / tryptophan transport / regulation of cardiac conduction / regulation of vasoconstriction / peptidyl-dipeptidase activity / maternal process involved in female pregnancy / angiotensin maturation / Metabolism of Angiotensinogen to Angiotensins / negative regulation of signaling receptor activity / receptor-mediated endocytosis of virus by host cell / carboxypeptidase activity / Attachment and Entry / viral life cycle / positive regulation of cardiac muscle contraction / regulation of cytokine production / blood vessel diameter maintenance / negative regulation of smooth muscle cell proliferation / regulation of transmembrane transporter activity / brush border membrane / negative regulation of ERK1 and ERK2 cascade / cilium / 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 / Maturation of spike protein / viral translation / Translation of Structural Proteins / host cell surface / Virion Assembly and Release / host extracellular space / symbiont-mediated-mediated suppression of host tetherin activity / Potential therapeutics for SARS / Induction of Cell-Cell Fusion / structural constituent of virion / entry receptor-mediated virion attachment to host cell / membrane fusion / host cell endoplasmic reticulum-Golgi intermediate compartment membrane / Attachment and Entry / positive regulation of viral entry into host cell / receptor-mediated virion attachment to host cell / host cell surface receptor binding / 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 / symbiont entry into host cell / fusion of virus membrane with host plasma membrane / fusion of virus membrane with host endosome membrane / viral envelope / virion attachment to host cell / SARS-CoV-2 activates/modulates innate and adaptive immune responses / host cell plasma membrane / virion membrane / cell surface / extracellular space / zinc ion binding / extracellular exosome / extracellular region / identical protein binding / membrane / plasma membrane Similarity search - Function | ||||||
Biological species | ![]() ![]() ![]() | ||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.3 Å | ||||||
![]() | Feng, L.L. | ||||||
Funding support | 1items
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![]() | ![]() Title: Structural and molecular basis of the epistasis effect in enhanced affinity between SARS-CoV-2 KP.3 and ACE2. Authors: Leilei Feng / Zhaoxi Sun / Yuchen Zhang / Fanchong Jian / Sijie Yang / Keely Xia / Lingling Yu / Jing Wang / Fei Shao / Xiangxi Wang / Yunlong Cao / ![]() ![]() | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 173.1 KB | Display | ![]() |
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PDB format | ![]() | 132.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.1 MB | Display | ![]() |
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Full document | ![]() | 1.1 MB | Display | |
Data in XML | ![]() | 33.9 KB | Display | |
Data in CIF | ![]() | 48 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 60911MC ![]() 9iuqC ![]() 9iuuC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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1 |
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Components
#1: Protein | Mass: 68804.328 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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#2: Protein | Mass: 21899.707 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() Gene: S, 2 / Variant: KP.3 / Cell line (production host): HEK293 / Production host: ![]() |
#3: Sugar | |
Has ligand of interest | N |
Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
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Source (recombinant) |
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Buffer solution | pH: 8 | ||||||||||||||||||||||||
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||||||||||||||
Vitrification | Cryogen name: ETHANE |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
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Microscopy | Model: FEI TALOS ARCTICA |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 1800 nm / Nominal defocus min: 1200 nm |
Image recording | Electron dose: 52 e/Å2 / Film or detector model: FEI FALCON IV (4k x 4k) |
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Processing
CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION | ||||||||||||||||||||||||
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3D reconstruction | Resolution: 3.3 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 387538 / Symmetry type: POINT | ||||||||||||||||||||||||
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