X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 0.9 M NA CITRATE, 0.1 M MES PH 6.5, 0.1 M MGSO4, 10 % GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 169.26 α = 90
b = 175.97 β = 90
c = 182.17 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2010-12-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I03 -- DIAMOND I03

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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
2.2 56.42 99.9 0.1 -- -- 7.9 -- 273854 -- 2.0 33.8
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.2 2.32 100.0 0.68 -- 3.0 8.1 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.2 56.42 -- -- -- 273580 13809 99.767 -- 0.239 0.237 0.2759 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.2 2.257 -- 1010 18322 0.3 0.341 -- 99.964
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.071
Anisotropic B[1][1] -0.781
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.393
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.175
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.985
r_scbond_it 6.275
r_mcangle_it 3.587
r_mcbond_it 2.259
r_nbd_refined 0.202
r_gen_planes_refined 0.005
r_chiral_restr 0.081
r_dihedral_angle_4_deg 18.258
r_dihedral_angle_3_deg 15.243
r_dihedral_angle_2_deg 38.577
r_dihedral_angle_1_deg 5.632
r_angle_refined_deg 1.245
r_bond_refined_d 0.008
r_nbtor_refined 0.309
r_xyhbond_nbd_refined 0.126
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 28978
Nucleic Acid Atoms 0
Heterogen Atoms 576
Solvent Atoms 654

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
PHASER model building