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Open data
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Basic information
Entry | Database: PDB / ID: 3lf6 | ||||||
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Title | Crystal structure of HIV epitope-scaffold 4E10_1XIZA_S0_001_N | ||||||
![]() | Putative phosphotransferase system | ||||||
![]() | IMMUNE SYSTEM / Epitope-scaffold | ||||||
Function / homology | Mannitol-specific EII; Chain A / Mannitol-specific EII; Chain A / 3-Layer(aba) Sandwich / Alpha Beta / PHOSPHATE ION![]() | ||||||
Biological species | ARTIFICIAL GENE (others) | ||||||
Method | ![]() ![]() | ||||||
![]() | Holmes, M.A. | ||||||
![]() | ![]() Title: Computational Design of Epitope-Scaffolds Allows Induction of Antibodies Specific for a Poorly Immunogenic HIV Vaccine Epitope. Authors: Correia, B.E. / Ban, Y.E. / Holmes, M.A. / Xu, H. / Ellingson, K. / Kraft, Z. / Carrico, C. / Boni, E. / Sather, D.N. / Zenobia, C. / Burke, K.Y. / Bradley-Hewitt, T. / Bruhn-Johannsen, J.F. ...Authors: Correia, B.E. / Ban, Y.E. / Holmes, M.A. / Xu, H. / Ellingson, K. / Kraft, Z. / Carrico, C. / Boni, E. / Sather, D.N. / Zenobia, C. / Burke, K.Y. / Bradley-Hewitt, T. / Bruhn-Johannsen, J.F. / Kalyuzhniy, O. / Baker, D. / Strong, R.K. / Stamatatos, L. / Schief, W.R. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 80.9 KB | Display | ![]() |
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PDB format | ![]() | 60.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 3lefC ![]() 3lf9C ![]() 3lg7C ![]() 3lh2C ![]() 3lhpC ![]() 1xizS C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 18446.848 Da / Num. of mol.: 2 Source method: isolated from a genetically manipulated source Details: The epitope-scaffold is based on domain IIA of the putative phosphotransferase system specific for mannitol/fructose from Salmonella typhimurium (PDB ID 1XIZ) Source: (gene. exp.) ARTIFICIAL GENE (others) / Plasmid: PET29 / Production host: ![]() ![]() #2: Chemical | #3: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 2.58 Å3/Da / Density % sol: 52.24 % |
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Crystal grow | Temperature: 298 K / Method: vapor diffusion, hanging drop / pH: 8.5 Details: DI-AMMONIUM PHOSPHATE, TRIS, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
-Data collection
Diffraction | Mean temperature: 107 K |
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Diffraction source | Source: ![]() |
Detector | Type: RIGAKU RAXIS IV++ / Detector: IMAGE PLATE / Date: Jan 3, 2008 / Details: Rigaku Varimax HR |
Radiation | Monochromator: Mirrors / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.54 Å / Relative weight: 1 |
Reflection | Resolution: 1.9→49.21 Å / Num. obs: 30053 / % possible obs: 97.5 % / Redundancy: 4.43 % / Biso Wilson estimate: 22.3 Å2 / Rmerge(I) obs: 0.057 / Net I/σ(I): 17.2 |
Reflection shell | Resolution: 1.9→1.97 Å / Redundancy: 4.4 % / Rmerge(I) obs: 0.341 / Mean I/σ(I) obs: 2.6 / Num. unique all: 2886 / % possible all: 95.2 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: Computationally-derived model of the epitope-scaffold, based on 1XIZ Resolution: 1.9→31.5 Å / Cor.coef. Fo:Fc: 0.95 / Cor.coef. Fo:Fc free: 0.918 / SU B: 11.788 / SU ML: 0.172 / Isotropic thermal model: Isotropic with 6 TLS groups / Cross valid method: THROUGHOUT / ESU R: 0.189 / ESU R Free: 0.18 / Stereochemistry target values: MAXIMUM LIKELIHOOD / Details: HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS
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Solvent computation | Ion probe radii: 0.8 Å / Shrinkage radii: 0.8 Å / VDW probe radii: 1.4 Å / Solvent model: BABINET MODEL WITH MASK | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Displacement parameters | Biso mean: 32.353 Å2
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Refinement step | Cycle: LAST / Resolution: 1.9→31.5 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 1.9→1.949 Å / Total num. of bins used: 20
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Refinement TLS params. | Method: refined / Refine-ID: X-RAY DIFFRACTION
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Refinement TLS group |
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