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Yorodumi- PDB-5js9: Uncleaved prefusion optimized gp140 trimer with an engineered 8-r... -
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-Basic information
Entry | Database: PDB / ID: 5js9 | |||||||||
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Title | Uncleaved prefusion optimized gp140 trimer with an engineered 8-residue HR1 turn bound to broadly neutralizing antibodies 8ANC195 and PGT128 | |||||||||
Components |
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Keywords | VIRAL PROTEIN/IMMUNE SYSTEM / HIV-1 trimer / UFO / SOSIP / vaccine / VIRAL PROTEIN-IMMUNE SYSTEM complex | |||||||||
Function / homology | Function and homology information positive regulation of plasma membrane raft polarization / positive regulation of receptor clustering / positive regulation of establishment of T cell polarity / host cell endosome membrane / clathrin-dependent endocytosis of virus by host cell / viral protein processing / fusion of virus membrane with host plasma membrane / virus-mediated perturbation of host defense response / fusion of virus membrane with host endosome membrane / viral envelope ...positive regulation of plasma membrane raft polarization / positive regulation of receptor clustering / positive regulation of establishment of T cell polarity / host cell endosome membrane / clathrin-dependent endocytosis of virus by host cell / viral protein processing / fusion of virus membrane with host plasma membrane / virus-mediated perturbation of host defense response / fusion of virus membrane with host endosome membrane / viral envelope / virion attachment to host cell / apoptotic process / host cell plasma membrane / structural molecule activity / virion membrane / identical protein binding / plasma membrane Similarity search - Function | |||||||||
Biological species | Homo sapiens (human) Human immunodeficiency virus 1 | |||||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution: 6.918 Å | |||||||||
Authors | Kong, L. / Wilson, I.A. | |||||||||
Citation | Journal: Nat Commun / Year: 2016 Title: Uncleaved prefusion-optimized gp140 trimers derived from analysis of HIV-1 envelope metastability. Authors: Leopold Kong / Linling He / Natalia de Val / Nemil Vora / Charles D Morris / Parisa Azadnia / Devin Sok / Bin Zhou / Dennis R Burton / Andrew B Ward / Ian A Wilson / Jiang Zhu / Abstract: The trimeric HIV-1 envelope glycoprotein (Env) is critical for host immune recognition and neutralization. Despite advances in trimer design, the roots of Env trimer metastability remain elusive. ...The trimeric HIV-1 envelope glycoprotein (Env) is critical for host immune recognition and neutralization. Despite advances in trimer design, the roots of Env trimer metastability remain elusive. Here we investigate the contribution of two Env regions to metastability. First, we computationally redesign a largely disordered bend in heptad region 1 (HR1) of SOSIP trimers that connects the long, central HR1 helix to the fusion peptide, substantially improving the yield of soluble, well-folded trimers. Structural and antigenic analyses of two distinct HR1 redesigns confirm that redesigned Env closely mimics the native, prefusion trimer with a more stable gp41. Next, we replace the cleavage site between gp120 and gp41 with various linkers in the context of an HR1 redesign. Electron microscopy reveals a potential fusion intermediate state for uncleaved trimers containing short but not long linkers. Together, these results outline a general approach for stabilization of Env trimers from diverse HIV-1 strains. | |||||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 5js9.cif.gz | 287.2 KB | Display | PDBx/mmCIF format |
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PDB format | pdb5js9.ent.gz | 231.6 KB | Display | PDB format |
PDBx/mmJSON format | 5js9.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Summary document | 5js9_validation.pdf.gz | 3 MB | Display | wwPDB validaton report |
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Full document | 5js9_full_validation.pdf.gz | 3 MB | Display | |
Data in XML | 5js9_validation.xml.gz | 35.2 KB | Display | |
Data in CIF | 5js9_validation.cif.gz | 51.4 KB | Display | |
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/js/5js9 ftp://data.pdbj.org/pub/pdb/validation_reports/js/5js9 | HTTPS FTP |
-Related structure data
Related structure data | 6590C 6591C 6592C 6593C 6621C 6622C 6623C 6624C 6625C 6626C 6627C 6628C 5jsaC 5c7kS C: citing same article (ref.) S: Starting model for refinement |
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Similar structure data |
-Links
-Assembly
Deposited unit |
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1 |
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Unit cell |
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-Components
-Protein , 2 types, 2 molecules CD
#3: Protein | Mass: 53907.148 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Human immunodeficiency virus 1 / Strain: BG505 / Cell line (production host): HEK293 / Production host: Homo sapiens (human) / References: UniProt: Q2N0S6*PLUS |
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#4: Protein | Mass: 15702.743 Da / Num. of mol.: 1 / Fragment: modified HR1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Human immunodeficiency virus 1 / Cell line (production host): HEK293 / Production host: Homo sapiens (human) / References: UniProt: Q2N0S6*PLUS |
-Antibody , 4 types, 4 molecules ABEF
#1: Antibody | Mass: 25580.701 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Cell line (production host): HEK293 / Production host: Homo sapiens (human) |
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#2: Antibody | Mass: 22223.588 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Cell line (production host): HEK293 / Production host: Homo sapiens (human) |
#5: Antibody | Mass: 25268.375 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Cell line (production host): HEK293 / Production host: Homo sapiens (human) |
#6: Antibody | Mass: 23401.984 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Cell line (production host): HEK293 / Production host: Homo sapiens (human) |
-Sugars , 10 types, 18 molecules
#7: Polysaccharide | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose Source method: isolated from a genetically manipulated source #8: Polysaccharide | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-[alpha-D- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #9: Polysaccharide | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #10: Polysaccharide | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #11: Polysaccharide | alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2- ...alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #12: Polysaccharide | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #13: Polysaccharide | Source method: isolated from a genetically manipulated source #14: Polysaccharide | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #15: Polysaccharide | alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1- ...alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | Source method: isolated from a genetically manipulated source #16: Sugar | ChemComp-NAG / |
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-Details
Has protein modification | Y |
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-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 4.24 Å3/Da / Density % sol: 71.01 % |
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Crystal grow | Temperature: 295 K / Method: vapor diffusion Details: 0.05 M lithium sulfate, 0.05 M sodium sulfate, 20% w/v PEG400, 0.05 M Tris-HCl, pH 8.7 |
-Data collection
Diffraction | Mean temperature: 100 K |
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Diffraction source | Source: SYNCHROTRON / Site: SSRL / Beamline: BL12-2 / Wavelength: 0.98 Å |
Detector | Type: DECTRIS PILATUS 6M / Detector: PIXEL / Date: Apr 21, 2015 |
Radiation | Monochromator: double crystal Si(111) / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 0.98 Å / Relative weight: 1 |
Reflection | Resolution: 6.9→50 Å / Num. obs: 5022 / % possible obs: 100 % / Redundancy: 19.1 % / CC1/2: 0.33 / Net I/σ(I): 15.5 |
Reflection shell | Resolution: 6.9→7.15 Å / Redundancy: 20.3 % / Mean I/σ(I) obs: 1.3 / % possible all: 100 |
-Processing
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB entry 5C7K Resolution: 6.918→47.826 Å / SU ML: 1.32 / Cross valid method: FREE R-VALUE / σ(F): 1.34 / Phase error: 39.95
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Solvent computation | Shrinkage radii: 0.9 Å / VDW probe radii: 1.11 Å | |||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 6.918→47.826 Å
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Refine LS restraints |
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LS refinement shell |
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