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Yorodumi- PDB-7rku: Structure of the SARS-CoV-2 receptor binding domain in complex wi... -
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Basic information
| Entry | Database: PDB / ID: 7rku | ||||||
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| Title | Structure of the SARS-CoV-2 receptor binding domain in complex with the human neutralizing antibody Fab fragment, C022 | ||||||
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Keywords | VIRAL PROTEIN/IMMUNE SYSTEM / Antibody / Surface protein / Fab / coronavirus / fusion protein / binding domain / VIRAL PROTEIN / VIRAL PROTEIN-IMMUNE SYSTEM complex | ||||||
| Function / homology | Function and homology informationsymbiont-mediated disruption of host tissue / Maturation of spike protein / Translation of Structural Proteins / Virion Assembly and Release / host cell surface / host extracellular space / viral translation / symbiont-mediated-mediated suppression of host tetherin activity / Induction of Cell-Cell Fusion / structural constituent of virion ...symbiont-mediated disruption of host tissue / Maturation of spike protein / Translation of Structural Proteins / Virion Assembly and Release / host cell surface / host extracellular space / viral translation / symbiont-mediated-mediated suppression of host tetherin activity / Induction of Cell-Cell Fusion / 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 / symbiont-mediated suppression of host innate immune response / receptor ligand activity / endocytosis involved in viral entry into host cell / 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 / identical protein binding / membrane / plasma membrane Similarity search - Function | ||||||
| Biological species | ![]() Homo sapiens (human) | ||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 3.2 Å | ||||||
Authors | Jette, C.A. / Bjorkman, P.J. / Barnes, C.O. | ||||||
| Funding support | United States, 1items
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Citation | Journal: Cell Rep / Year: 2021Title: Broad cross-reactivity across sarbecoviruses exhibited by a subset of COVID-19 donor-derived neutralizing antibodies. Authors: Claudia A Jette / Alexander A Cohen / Priyanthi N P Gnanapragasam / Frauke Muecksch / Yu E Lee / Kathryn E Huey-Tubman / Fabian Schmidt / Theodora Hatziioannou / Paul D Bieniasz / Michel C ...Authors: Claudia A Jette / Alexander A Cohen / Priyanthi N P Gnanapragasam / Frauke Muecksch / Yu E Lee / Kathryn E Huey-Tubman / Fabian Schmidt / Theodora Hatziioannou / Paul D Bieniasz / Michel C Nussenzweig / Anthony P West / Jennifer R Keeffe / Pamela J Bjorkman / Christopher O Barnes / ![]() Abstract: Many anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) neutralizing antibodies target the angiotensin-converting enzyme 2 (ACE2) binding site on viral spike receptor-binding ...Many anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) neutralizing antibodies target the angiotensin-converting enzyme 2 (ACE2) binding site on viral spike receptor-binding domains (RBDs). Potent antibodies recognize exposed variable epitopes, often rendering them ineffective against other sarbecoviruses and SARS-CoV-2 variants. Class 4 anti-RBD antibodies against a less-exposed, but more-conserved, cryptic epitope could recognize newly emergent zoonotic sarbecoviruses and variants, but they usually show only weak neutralization potencies. Here, we characterize two class 4 anti-RBD antibodies derived from coronavirus disease 2019 (COVID-19) donors that exhibit breadth and potent neutralization of zoonotic coronaviruses and SARS-CoV-2 variants. C118-RBD and C022-RBD structures reveal orientations that extend from the cryptic epitope to occlude ACE2 binding and CDRH3-RBD main-chain H-bond interactions that extend an RBD β sheet, thus reducing sensitivity to RBD side-chain changes. A C118-spike trimer structure reveals rotated RBDs that allow access to the cryptic epitope and the potential for intra-spike crosslinking to increase avidity. These studies facilitate vaccine design and illustrate potential advantages of class 4 RBD-binding antibody therapeutics. | ||||||
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Structure visualization
| Structure viewer | Molecule: Molmil Jmol/JSmol |
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Downloads & links
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Download
| PDBx/mmCIF format | 7rku.cif.gz | 613.7 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb7rku.ent.gz | 407.2 KB | Display | PDB format |
| PDBx/mmJSON format | 7rku.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/rk/7rku ftp://data.pdbj.org/pub/pdb/validation_reports/rk/7rku | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 7rksC ![]() 7rkvC ![]() 7k8mS C: citing same article ( S: Starting model for refinement |
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| Similar structure data |
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Assembly
| Deposited unit | ![]()
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| Noncrystallographic symmetry (NCS) | NCS domain:
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About Yorodumi




Homo sapiens (human)
X-RAY DIFFRACTION
United States, 1items
Citation














PDBj







