4LMO
Structure of a vertebrate RNA binding domain of telomerase (TRBD)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | 50 mM Hepes 7.0, 40% v/v Tacsimate, pH 7.0, 0.002 M Spermine, 0.002 M Hexammine cobalt(III) chloride, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.38 | 48.39 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.629 | α = 90 |
b = 84.508 | β = 94.31 |
c = 137.174 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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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 | 2012-07-27 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | M | MAD |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X25 | 1.1, 1.008 | NSLS | X25 |
2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.37 | 40 | 98.64 | 42409 | 42409 | 2 | 2 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1,2 | 2.37 | 2.43 | 87.08 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MAD | THROUGHOUT | 2.37 | 20 | 44682 | 42409 | 2163 | 98.64 | 0.22191 | 0.21999 | 0.25901 | RANDOM | 45.913 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
4.29 | 1.57 | -3.44 | -0.62 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 28.056 |
r_dihedral_angle_3_deg | 16.287 |
r_dihedral_angle_4_deg | 14.764 |
r_dihedral_angle_1_deg | 4.762 |
r_angle_refined_deg | 0.943 |
r_chiral_restr | 0.065 |
r_bond_refined_d | 0.005 |
r_gen_planes_refined | 0.003 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8312 |
Nucleic Acid Atoms | |
Solvent Atoms | 144 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
CBASS | data collection |
SOLVE | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |