+Open data
-Basic information
Entry | Database: PDB / ID: 4qhn | ||||||
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Title | I2 (unbound) from CH103 Lineage | ||||||
Components |
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Keywords | IMMUNE SYSTEM / Fab fragment / HIV-1 / antibody | ||||||
Function / homology | Function and homology information | ||||||
Biological species | Homo sapiens (human) | ||||||
Method | X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / molecular replacement / Resolution: 3 Å | ||||||
Authors | Fera, D. / Harrison, S.C. | ||||||
Citation | Journal: Proc.Natl.Acad.Sci.USA / Year: 2014 Title: Affinity maturation in an HIV broadly neutralizing B-cell lineage through reorientation of variable domains. Authors: Fera, D. / Schmidt, A.G. / Haynes, B.F. / Gao, F. / Liao, H.X. / Kepler, T.B. / Harrison, S.C. | ||||||
History |
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-Structure visualization
Structure viewer | Molecule: MolmilJmol/JSmol |
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-Downloads & links
-Download
PDBx/mmCIF format | 4qhn.cif.gz | 174.4 KB | Display | PDBx/mmCIF format |
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PDB format | pdb4qhn.ent.gz | 139 KB | Display | PDB format |
PDBx/mmJSON format | 4qhn.json.gz | Tree view | PDBx/mmJSON format | |
Others | Other downloads |
-Validation report
Arichive directory | https://data.pdbj.org/pub/pdb/validation_reports/qh/4qhn ftp://data.pdbj.org/pub/pdb/validation_reports/qh/4qhn | HTTPS FTP |
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-Related structure data
Related structure data | 4qhkC 4qhlC 4qhmC 4janS 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
#1: Antibody | Mass: 24803.746 Da / Num. of mol.: 1 / Fragment: Fab Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Cell line: HEK 293T / Plasmid: pVRC-8400 / Cell line (production host): HEK 293T / Production host: Homo sapiens (human) / References: UniProt: Q6GMX6*PLUS |
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#2: Antibody | Mass: 22857.270 Da / Num. of mol.: 1 / Fragment: Fab Source method: isolated from a genetically manipulated source Source: (gene. exp.) Homo sapiens (human) / Cell line: HEK 293T / Plasmid: pVRC-8400 / Cell line (production host): HEK 293T / Production host: Homo sapiens (human) |
-Experimental details
-Experiment
Experiment | Method: X-RAY DIFFRACTION / Number of used crystals: 1 |
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-Sample preparation
Crystal | Density Matthews: 2.55 Å3/Da / Density % sol: 51.68 % |
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 9 Details: 100 mM CHES, pH 9.0, 1 M sodium chloride, 20% PEG4000, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
-Data collection
Diffraction | Mean temperature: 100 K | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Diffraction source | Source: SYNCHROTRON / Site: APS / Beamline: 24-ID-E / Wavelength: 0.97925 Å | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Detector | Type: ADSC QUANTUM 315 / Detector: CCD / Date: Mar 8, 2013 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation | Monochromator: single crystal Si(220) side bounce / Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Radiation wavelength | Wavelength: 0.97925 Å / Relative weight: 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection | Resolution: 3→50 Å / Num. all: 10176 / Num. obs: 10153 / % possible obs: 97.6 % / Redundancy: 2.3 % / Biso Wilson estimate: 76.7 Å2 / Rmerge(I) obs: 0.105 / Χ2: 1.002 / Net I/σ(I): 7.4 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reflection shell |
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-Phasing
Phasing | Method: molecular replacement | |||||||||
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Phasing MR | Model details: Phaser MODE: MR_AUTO
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-Processing
Software |
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Refinement | Method to determine structure: MOLECULAR REPLACEMENT Starting model: PDB ENTRY 4JAN Resolution: 3→46.42 Å / FOM work R set: 0.7621 / SU ML: 0.37 / σ(F): 1.36 / Phase error: 29.25 / Stereochemistry target values: ML
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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 max: 186.04 Å2 / Biso mean: 87.56 Å2 / Biso min: 43.42 Å2 | ||||||||||||||||||||||||||||||||||||||||
Refinement step | Cycle: LAST / Resolution: 3→46.42 Å
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Refine LS restraints |
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LS refinement shell | Refine-ID: X-RAY DIFFRACTION / Total num. of bins used: 4 / % reflection obs: 100 %
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Refinement TLS params. | Method: refined / Origin x: 15.758 Å / Origin y: -8.7629 Å / Origin z: -15.6782 Å
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Refinement TLS group |
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