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Yorodumi- PDB-9hv9: Crystal structure of Fab34 complexed with a 7-mer peptide of FMDV VP1 -
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Open data
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Basic information
| Entry | Database: PDB / ID: 9hv9 | |||||||||
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| Title | Crystal structure of Fab34 complexed with a 7-mer peptide of FMDV VP1 | |||||||||
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Keywords | IMMUNE SYSTEM / foot-and-mouth disease virus / cattle antibody / cross-reactive / linear epitope / antibody structure | |||||||||
| Function / homology | Function and homology informationL-peptidase / symbiont-mediated perturbation of host chromatin organization / picornain 3C / T=pseudo3 icosahedral viral capsid / host cell cytoplasmic vesicle membrane / ribonucleoside triphosphate phosphatase activity / nucleoside-triphosphate phosphatase / channel activity / monoatomic ion transmembrane transport / clathrin-dependent endocytosis of virus by host cell ...L-peptidase / symbiont-mediated perturbation of host chromatin organization / picornain 3C / T=pseudo3 icosahedral viral capsid / host cell cytoplasmic vesicle membrane / ribonucleoside triphosphate phosphatase activity / nucleoside-triphosphate phosphatase / channel activity / monoatomic ion transmembrane transport / clathrin-dependent endocytosis of virus by host cell / molecular adaptor activity / RNA helicase activity / viral protein processing / host cell endoplasmic reticulum membrane / symbiont-mediated suppression of host type I interferon-mediated signaling pathway / symbiont-mediated activation of host autophagy / RNA-directed RNA polymerase / cysteine-type endopeptidase activity / viral RNA genome replication / RNA-directed RNA polymerase activity / DNA-templated transcription / virion attachment to host cell / host cell nucleus / structural molecule activity / proteolysis / RNA binding / ATP binding Similarity search - Function | |||||||||
| Biological species | ![]() ![]() Foot-and-mouth disease virus | |||||||||
| Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 1.8 Å | |||||||||
Authors | Ren, J. / Duyvesteyn, H.M.E. / Stuart, D.I. | |||||||||
| Funding support | United Kingdom, 2items
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Citation | Journal: NPJ Vaccines / Year: 2026Title: Cattle antibodies identify a cross-serotype broadly neutralising foot-and-mouth disease virus epitope. Authors: Marie Bonnet-Di Placido / Helen M E Duyvesteyn / Angela W Steyn / Abigail L Hay / Claudine Porta / Kristel Ramirez Valdez / Elena Lokhman / Sylvia Crossley / Kevan Hanson / William N Mwangi ...Authors: Marie Bonnet-Di Placido / Helen M E Duyvesteyn / Angela W Steyn / Abigail L Hay / Claudine Porta / Kristel Ramirez Valdez / Elena Lokhman / Sylvia Crossley / Kevan Hanson / William N Mwangi / Danish Munir / Eva Perez-Martin / Nick J Knowles / Alison Burman / Abdelaziz A Yassin / Amin Asfor / Cristina Faralla / Katherine J Lam / Róisín McComb / Carina Leifeld / Kimberly Pietersz / Donald P King / Erwin van den Born / Sherie K Duncan / Bryan Charleston / Elizabeth E Fry / Jingshan Ren / David I Stuart / John A Hammond / ![]() Abstract: Foot-and-mouth disease virus (FMDV) causes a devastating disease that threatens global food security. Vaccination is hindered by antigenic diversity across serotypes. To identify cross-serotype ...Foot-and-mouth disease virus (FMDV) causes a devastating disease that threatens global food security. Vaccination is hindered by antigenic diversity across serotypes. To identify cross-serotype neutralising epitopes, we isolated 24 FMDV-specific antibodies from cattle sequentially vaccinated with antigens from four serotypes, of which three neutralised three vaccine strains. These three antibodies neutralised 21 and bound 59 additional topotypes across O, A, Asia 1, and C serotypes. Cryo-EM complexes of Fabs with FMD virus-like particles indicated all three recognise a common flexible epitope at the VP1 C-terminus, confirmed by binding competition. Crystallography and structural modelling revealed that a normally inaccessible surface of the hydrophobic VP1 C-terminal peptides inserts into a similar groove in all three antibodies. Comparison of neutralisation activity and integrin receptor blocking by whole antibodies, F(ab')s, and Fabs suggests neutralisation is mediated by Fc steric hindrance of receptor binding. This cryptic, linear, and cross-serotype neutralising epitope may inform improved FMD vaccines. | |||||||||
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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 | 9hv9.cif.gz | 224.1 KB | Display | PDBx/mmCIF format |
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| PDB format | pdb9hv9.ent.gz | 147.9 KB | Display | PDB format |
| PDBx/mmJSON format | 9hv9.json.gz | Tree view | PDBx/mmJSON format | |
| Others | Other downloads |
-Validation report
| Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/hv/9hv9 ftp://data.pdbj.org/pub/pdb/validation_reports/hv/9hv9 | HTTPS FTP |
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-Related structure data
| Related structure data | ![]() 9hv1C ![]() 9hv2C ![]() 9hv8C ![]() 9hvaC C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
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Assembly
| Deposited unit | ![]()
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| Unit cell |
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| Components on special symmetry positions |
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Components
-Protein/peptide , 1 types, 1 molecules A
| #3: Protein/peptide | Mass: 755.987 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) ![]() Foot-and-mouth disease virus / References: UniProt: P03305 |
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-Antibody , 2 types, 2 molecules HL
| #1: Antibody | Mass: 24988.916 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Homo sapiens (human) |
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| #2: Antibody | Mass: 22793.988 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() Homo sapiens (human) |
-Non-polymers , 5 types, 180 molecules 








| #4: Chemical | ChemComp-SO4 / #5: Chemical | #6: Chemical | ChemComp-MG / | #7: Chemical | ChemComp-PG4 / | #8: Water | ChemComp-HOH / | |
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-Details
| Has ligand of interest | N |
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| Has protein modification | Y |
-Experimental details
-Experiment
| Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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Sample preparation
| Crystal | Density Matthews: 2.6 Å3/Da / Density % sol: 52.6 % |
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| Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop Details: 0.2 M Lithium sulfate monohydrate, 0.1 M Sodium acetate trihydrate pH 4.5, 50 % v/v PEG 400 |
-Data collection
| Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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| Diffraction source | Source: SYNCHROTRON / Site: Diamond / Beamline: I03 / Wavelength: 0.97627 Å |
| Detector | Type: DECTRIS EIGER2 XE 16M / Detector: PIXEL / Date: Jul 7, 2024 |
| Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
| Radiation wavelength | Wavelength: 0.97627 Å / Relative weight: 1 |
| Reflection | Resolution: 1.8→87 Å / Num. obs: 44896 / % possible obs: 96 % / Redundancy: 6.7 % / Biso Wilson estimate: 37.82 Å2 / CC1/2: 0.996 / Rmerge(I) obs: 0.088 / Rpim(I) all: 0.036 / Net I/σ(I): 9.1 |
| Reflection shell | Resolution: 1.8→1.83 Å / Num. unique obs: 1575 / CC1/2: 0.294 |
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Processing
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| Refinement | Method to determine structure: MOLECULAR REPLACEMENT / Resolution: 1.8→86.37 Å / SU ML: 0.2809 / Cross valid method: FREE R-VALUE / σ(F): 1.33 / Phase error: 28.1295 Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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| Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.1 Å / Solvent model: FLAT BULK SOLVENT MODEL | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Displacement parameters | Biso mean: 52.81 Å2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Refinement step | Cycle: LAST / Resolution: 1.8→86.37 Å
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| Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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| Refinement TLS group | Refine-ID: X-RAY DIFFRACTION
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About Yorodumi





Foot-and-mouth disease virus
X-RAY DIFFRACTION
United Kingdom, 2items
Citation








PDBj




Homo sapiens (human)