4B76
Discovery of an allosteric mechanism for the regulation of HCV NS3 protein function
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1CU1 | PDB ENTRY 1CU1 |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 6 | 0.2 M 2-(N-MORPHOLINO)ETHANESULFONIC ACID (MES)-NAOH PH 6.6, 14-20% W/V POLYETHYLENE GLYCOL (PEG) 6000, 10% W/V 2-METHYL-2,4-PENTANDIOL (MPD) | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.53 | 51.32 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 91.353 | α = 90 |
| b = 110.311 | β = 90 |
| c = 142.149 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 |
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 | ADSC QUANTUM 315r | 2009-04-30 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID29 | ESRF | ID29 | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 2.1 | 87.2 | 99.5 | 0.08 | 9.5 | 3.2 | 83807 | 2 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.1 | 2.2 | 99.6 | 0.4 | 2.8 | 3.3 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1CU1 | 2.14 | 87.15 | 75025 | 4009 | 99.21 | 0.19696 | 0.19394 | 0.25338 | RANDOM | 33.512 | ||||||
| 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] | |
| 0.35 | -0.36 | 0.01 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.546 |
| r_dihedral_angle_4_deg | 16.295 |
| r_dihedral_angle_3_deg | 15.539 |
| r_dihedral_angle_1_deg | 6.422 |
| r_angle_refined_deg | 1.475 |
| r_angle_other_deg | 0.823 |
| r_chiral_restr | 0.09 |
| r_bond_refined_d | 0.012 |
| r_bond_other_d | 0.001 |
| r_gen_planes_refined | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 9602 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 555 |
| Heterogen Atoms | 34 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| MOSFLM | data reduction |
| SCALEPACK | data scaling |
| PHASER | phasing |
