Crystal structure of NTMT1 in complex with N-terminally methylated PPKRIA peptide
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 277 | 26% PEG3350, 16% tacsimate | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.06 | 59.82 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 107.268 | α = 90 |
| b = 107.268 | β = 90 |
| c = 205.604 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 65 2 2 |
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 A200 | 2015-08-08 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU FR-E SUPERBRIGHT | 1.5418 | ||
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 | 1.8 | 29.65 | 99.2 | 0.13 | 0.133 | 0.028 | 0.999 | 27.7 | 21.1 | 64736 | |||||||||
| 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 | 1.8 | 1.84 | 98 | 1.18 | 1.208 | 0.257 | 0.87 | 3.6 | 21.1 | 3713 | |||||||||
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 | FOURIER SYNTHESIS | THROUGHOUT | isomorphous structure of NTMT1 in complex with different peptide | 1.95 | 29.65 | 49282 | 2019 | 99.31 | 0.1537 | 0.1524 | 0.1673 | 0.1875 | 0.1964 | THIN SHELLS (SFTOOLS) | 18.6 | ||||
| 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] | |
| 0.14 | 0.07 | 0.14 | -0.45 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 37.292 |
| r_dihedral_angle_4_deg | 18.934 |
| r_dihedral_angle_3_deg | 12.196 |
| r_dihedral_angle_1_deg | 6.172 |
| r_angle_refined_deg | 1.766 |
| r_angle_other_deg | 1.339 |
| r_mcangle_it | 0.913 |
| r_mcbond_it | 0.539 |
| r_mcbond_other | 0.533 |
| r_chiral_restr | 0.114 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3642 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 385 |
| Heterogen Atoms | 115 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| Aimless | data scaling |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |














