Neutron crystal structure of human farnesyl pyrophosphate synthase in complex with risedronate and isopentenyl pyrophosphate
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) |
|---|
| Type | Source | Accession Code | Details |
|---|
|
experimental model | PDB | 5CG5 | |
Crystallization
| Crystalization Experiments |
|---|
| ID | Method | pH | Temperature | Details |
|---|
| 1 | VAPOR DIFFUSION, SITTING DROP | | 293 | 1.0 M NaCl, 0.08 M sodium acetate, 0.02 M acetic acid |
| Crystal Properties |
|---|
| Matthews coefficient | Solvent content |
|---|
| 2.75 | 55.34 |
Crystal Data
| Unit Cell |
|---|
| Length ( Å ) | Angle ( ˚ ) |
|---|
| a = 111.627 | α = 90 |
| b = 111.627 | β = 90 |
| c = 72.553 | γ = 90 |
| Symmetry |
|---|
| Space Group | P 41 21 2 |
|---|
Diffraction
| Diffraction Experiment |
|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol |
|---|
| 1 | 1 | x-ray | 293 | CCD | ADSC QUANTUM 210r | | 2014-06-14 | M | SINGLE WAVELENGTH |
| 2 | 1 | neutron | 293 | IMAGE PLATE | CUSTOM-MADE | | 2014-03-06 | L | LAUE |
| Radiation Source |
|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
|---|
| 1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE AR-NW12A | 1 | Photon Factory | AR-NW12A |
| 2 | NUCLEAR REACTOR | | 3.2-6.2 | | |
Data Collection
| Overall |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (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 | 1.7 | 44.31 | 97.7 | 0.097 | | | | | | | 8.6 | | 49965 | | | |
| 2 | 2.4 | 22.16 | 98.1 | 0.198 | | | | | | | 2.8 | | 18171 | | | |
| Highest Resolution Shell |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
|---|
| 1.7 | 1.73 | | 0.777 | | | | | | | 6.4 | |
| 2.4 | 2.49 | | 0.379 | | | | | | | 2.7 | |
Refinement
| Statistics |
|---|
| Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | 1.7 | 35.3 | | | 49901 | 49901 | 2499 | 96.85 | | 0.1974 | 0.1966 | 0.2011 | 0.2113 | 0.2101 | | |
| NEUTRON DIFFRACTION | MOLECULAR REPLACEMENT | 2.4 | 22.119 | | | 18151 | 18151 | 904 | 98.44 | | 0.2613 | 0.2599 | | 0.2866 | | | |
| 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 | 19.852 |
| f_angle_d | 1.082 |
| f_chiral_restr | 0.183 |
| f_bond_d | 0.007 |
| f_plane_restr | 0.005 |
| Non-Hydrogen Atoms Used in Refinement |
|---|
| Non-Hydrogen Atoms | Number |
|---|
| Protein Atoms | 2765 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 47 |
| Heterogen Atoms | 34 |
Software
| Software |
|---|
| Software Name | Purpose |
|---|
| PHENIX | refinement |
| STARGazer | data reduction |
| HKL-2000 | data scaling |
| MOLREP | phasing |