The Crystal Structure of Apo Monomer F57:H:H:H:H:H:H:R58 Mutant of HCRBPII with Histidine Insertion in the Hinge Loop Region at 1.1 Angstrom Resolution
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2RCQ | 2RCQ |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 289 | PEG 4000, sodium acetate, ammonium acetate | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2 | 38.42 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 29.608 | α = 73.414 |
| b = 36.931 | β = 83.918 |
| c = 68.513 | γ = 66.059 |
| Symmetry | |
|---|---|
| Space Group | P 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 | RAYONIX MX300HE | 2018-06-01 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | 0.97872 | APS | 21-ID-F |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 1.079 | 27.06 | 93.4 | 0.06 | 0.079 | 33.3 | 3.8 | 101925 | 11 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 1.08 | 1.1 | 89.4 | 0.507 | 0.593 | 3.3 | 3.5 | ||||||||||||
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 | 2RCQ | 1.08 | 27.06 | 2.01 | 101916 | 2003 | 93.11 | 0.2002 | 0.2 | 0.2 | 0.2131 | 0.21 | 14.94 | ||||
| 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 | 21.2475 |
| f_angle_d | 0.7435 |
| f_chiral_restr | 0.0834 |
| f_bond_d | 0.0043 |
| f_plane_restr | 0.0038 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2290 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 264 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| PHENIX | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| PHASER | phasing |
