The X-ray structure of the adduct formed in the reaction between bovine pancreatic ribonuclease and arsenoplatin-1
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1JVT | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 5.1 | 298 | 22% w/v PEG4K, 10 mM sodium acetate pH 5.1. Crystals of RNase A-AP-1 were formed by soaking pre-grown RNase A crystals for 3 h in a solution containing 5 mM AP-1 dissolved in DMSO and then added to the reservoir. |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.2 | 44.01 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 100.535 | α = 90 |
| b = 32.855 | β = 90.17 |
| c = 72.939 | 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 | RIGAKU SATURN 944 | mirrors | 2014-10-09 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 | ||
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 | 2.15 | 72.94 | 99.7 | 0.117 | 10 | 3.4 | 13274 | ||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1JVT | 2.15 | 72.94 | 12526 | 681 | 99.5 | 0.1904 | 0.18704 | 0.19 | 0.25049 | 0.25 | RANDOM | 33.698 | ||||
| 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] | |
| -1.33 | -0.19 | 0.16 | 1.18 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.616 |
| r_dihedral_angle_3_deg | 14.759 |
| r_dihedral_angle_4_deg | 13.999 |
| r_dihedral_angle_1_deg | 7.077 |
| r_long_range_B_refined | 7.023 |
| r_long_range_B_other | 6.784 |
| r_scangle_other | 4.444 |
| r_mcangle_other | 4.155 |
| r_mcangle_it | 4.154 |
| r_scbond_it | 3.148 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 1902 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 142 |
| Heterogen Atoms | 48 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| PHASER | phasing |
