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- PDB-8u03: Crystal structure of non-glycosylated 10E8-GT10.1 scaffold in com... -
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Open data
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Basic information
Entry | Database: PDB / ID: 8u03 | |||||||||
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Title | Crystal structure of non-glycosylated 10E8-GT10.1 scaffold in complex with a human 10E8 NGS precursor (10E8-NGS-03) | |||||||||
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![]() | IMMUNE SYSTEM / Vaccine / broadly neutralizing antibody / HIV / gp41 | |||||||||
Function / homology | IMIDAZOLE![]() | |||||||||
Biological species | ![]() | |||||||||
Method | ![]() ![]() ![]() | |||||||||
![]() | Irimia, A. / Wilson, I.A. | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Vaccination induces broadly neutralizing antibody precursors to HIV gp41. Authors: Torben Schiffner / Ivy Phung / Rashmi Ray / Adriana Irimia / Ming Tian / Olivia Swanson / Jeong Hyun Lee / Chang-Chun D Lee / Ester Marina-Zárate / So Yeon Cho / Jiachen Huang / Gabriel ...Authors: Torben Schiffner / Ivy Phung / Rashmi Ray / Adriana Irimia / Ming Tian / Olivia Swanson / Jeong Hyun Lee / Chang-Chun D Lee / Ester Marina-Zárate / So Yeon Cho / Jiachen Huang / Gabriel Ozorowski / Patrick D Skog / Andreia M Serra / Kimmo Rantalainen / Joel D Allen / Sabyasachi Baboo / Oscar L Rodriguez / Sunny Himansu / Jianfu Zhou / Jonathan Hurtado / Claudia T Flynn / Katherine McKenney / Colin Havenar-Daughton / Swati Saha / Kaitlyn Shields / Steven Schultze / Melissa L Smith / Chi-Hui Liang / Laura Toy / Simone Pecetta / Ying-Cing Lin / Jordan R Willis / Fabian Sesterhenn / Daniel W Kulp / Xiaozhen Hu / Christopher A Cottrell / Xiaoya Zhou / Jennifer Ruiz / Xuesong Wang / Usha Nair / Kathrin H Kirsch / Hwei-Ling Cheng / Jillian Davis / Oleksandr Kalyuzhniy / Alessia Liguori / Jolene K Diedrich / Julia T Ngo / Vanessa Lewis / Nicole Phelps / Ryan D Tingle / Skye Spencer / Erik Georgeson / Yumiko Adachi / Michael Kubitz / Saman Eskandarzadeh / Marc A Elsliger / Rama R Amara / Elise Landais / Bryan Briney / Dennis R Burton / Diane G Carnathan / Guido Silvestri / Corey T Watson / John R Yates / James C Paulson / Max Crispin / Gevorg Grigoryan / Andrew B Ward / Devin Sok / Frederick W Alt / Ian A Wilson / Facundo D Batista / Shane Crotty / William R Schief / ![]() ![]() ![]() Abstract: A key barrier to the development of vaccines that induce broadly neutralizing antibodies (bnAbs) against human immunodeficiency virus (HIV) and other viruses of high antigenic diversity is the design ...A key barrier to the development of vaccines that induce broadly neutralizing antibodies (bnAbs) against human immunodeficiency virus (HIV) and other viruses of high antigenic diversity is the design of priming immunogens that induce rare bnAb-precursor B cells. The high neutralization breadth of the HIV bnAb 10E8 makes elicitation of 10E8-class bnAbs desirable; however, the recessed epitope within gp41 makes envelope trimers poor priming immunogens and requires that 10E8-class bnAbs possess a long heavy chain complementarity determining region 3 (HCDR3) with a specific binding motif. We developed germline-targeting epitope scaffolds with affinity for 10E8-class precursors and engineered nanoparticles for multivalent display. Scaffolds exhibited epitope structural mimicry and bound bnAb-precursor human naive B cells in ex vivo screens, protein nanoparticles induced bnAb-precursor responses in stringent mouse models and rhesus macaques, and mRNA-encoded nanoparticles triggered similar responses in mice. Thus, germline-targeting epitope scaffold nanoparticles can elicit rare bnAb-precursor B cells with predefined binding specificities and HCDR3 features. | |||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 292.8 KB | Display | ![]() |
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PDB format | ![]() | 199.8 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 8sx3C ![]() 8tznC ![]() 8tzwC ![]() 8u08C ![]() 8v2eC 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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Unit cell |
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Components
-Protein , 1 types, 1 molecules C
#3: Protein | Mass: 17870.574 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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-Antibody , 2 types, 2 molecules HL
#1: Antibody | Mass: 25085.016 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
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#2: Antibody | Mass: 22554.832 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() |
-Non-polymers , 3 types, 8 molecules 




#4: Chemical | ChemComp-1PE / |
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#5: Chemical | ChemComp-IMD / |
#6: Water | ChemComp-HOH / |
-Details
Has ligand of interest | N |
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Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.97 Å3/Da / Density % sol: 69.02 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, sitting drop / Details: 0.1 M Imidazole pH 8, 40% Peg400 |
-Data collection
Diffraction | Mean temperature: 100 K / Serial crystal experiment: N |
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Diffraction source | Source: ![]() ![]() ![]() |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Dec 6, 2018 |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.97946 Å / Relative weight: 1 |
Reflection | Resolution: 2.72→34.4 Å / Num. obs: 27880 / % possible obs: 96.2 % / Redundancy: 6 % / Biso Wilson estimate: 86.27 Å2 / CC1/2: 0.97 / Rpim(I) all: 0.037 / Rsym value: 0.086 / Net I/σ(I): 19.4 |
Reflection shell | Resolution: 2.72→2.76 Å / Redundancy: 4.2 % / Mean I/σ(I) obs: 1.2 / Num. unique obs: 1065 / CC1/2: 0.57 / Rpim(I) all: 0.53 / Rsym value: 1 / % possible all: 73.8 |
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Processing
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Refinement | Method to determine structure: ![]() Stereochemistry target values: GeoStd + Monomer Library + CDL v1.2
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å / Solvent model: FLAT BULK SOLVENT MODEL | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 106.92 Å2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 2.72→34.4 Å
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Refine LS restraints |
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LS refinement shell |
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Refinement TLS params. | Method: refined / Origin x: 23.6435588965 Å / Origin y: 16.9496267824 Å / Origin z: 29.9389656881 Å
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Refinement TLS group | Selection details: all |