Crystal Structure of HIV-1 Clade AE Strain CNE55 gp120 Core in Complex with Neutralizing Antibody VRC-PG05 that Targets the Center of the Silent Face on the Outer Domain of gp120
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4YDL | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 293 | 9.8% PEG 4000, 0.196 M Sodium acetate, 98 mM Tris/Cl-, pH 8.5 and 0.6% 1,6-hexanediol |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.19 | 61.46 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 231.438 | α = 90 |
| b = 89.255 | β = 119.15 |
| c = 123.407 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 1 2 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | MARMOSAIC 300 mm CCD | 2013-07-13 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 22-ID | 1 | APS | 22-ID |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||
| 1 | 2.38 | 50 | 88.8 | 0.092 | 0.109 | 0.058 | 10.6 | 3.3 | 77984 | 49.59 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 2.38 | 2.42 | 50.4 | 0.447 | 0.569 | 0.346 | 0.703 | 2.1 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 4YDL | 2.382 | 39.847 | 1.37 | 77824 | 3886 | 88.52 | 0.194 | 0.1922 | 0.19 | 0.2284 | 0.23 | 90.1428 | ||||
| Temperature Factor Modeling | ||||||
|---|---|---|---|---|---|---|
| Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 14.801 |
| f_angle_d | 0.678 |
| f_chiral_restr | 0.047 |
| f_plane_restr | 0.004 |
| f_bond_d | 0.003 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 12045 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 176 |
| Heterogen Atoms | 903 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| SERGUI | data collection |
| SCALEPACK | data scaling |
| PHENIX | refinement |
| PDB_EXTRACT | data extraction |
| HKL-2000 | data reduction |
| PHASER | phasing |














