Crystal structure of TrmD, a tRNA-(N1G37) methyltransferase, from Mycobacterium abscessus in complex with Fragment 22 (Ethyl 1H-pyrazole-4-carboxylate)
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, SITTING DROP | 292 | 0.08M Sodium cacodylate pH 6.5 -7.0, 1-2 M Ammonium sulphate | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.44 | 49.64 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 74.913 | α = 90 | 
| b = 81.357 | β = 90 | 
| c = 84.754 | 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 | PIXEL | DECTRIS PILATUS 6M-F | 2015-12-14 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I04-1 | 0.9282 | Diamond | I04-1 | 
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 2.05 | 84.75 | 99.9 | 0.067 | 0.072 | 0.026 | 0.999 | 15.6 | 7.7 | 33098 | 39.62 | ||||||||
| 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 | 2.05 | 2.16 | 100 | 0.674 | 0.723 | 0.258 | 0.89 | 7.7 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | 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 | THROUGHOUT | 2.052 | 58.692 | 1.34 | 33029 | 1839 | 99.86 | 0.1934 | 0.1911 | 0.2 | 0.2289 | 0.24 | 50.0149 | |||||
| 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 | 12.132 | 
| f_angle_d | 1.033 | 
| f_chiral_restr | 0.045 | 
| f_bond_d | 0.008 | 
| f_plane_restr | 0.005 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 3253 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 140 | 
| Heterogen Atoms | 25 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| PHENIX | refinement | 
| Aimless | data scaling | 
| PHASER | phasing | 
| PDB_EXTRACT | data extraction | 
| XDS | data reduction | 














