X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 0.2 M KCL, 0.1 M MAGNESIUM ACETATE, 0.05 M SODIUM CACODYLATE PH 6.5, 10% W/V PEG 8000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.46 α = 90
b = 159.49 β = 102.18
c = 88.66 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2012-06-17
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSRRC BEAMLINE BL13B1 -- NSRRC BL13B1

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
2.1 30 98.6 0.12 -- -- 3.9 -- 121507 -- 0.0 --
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)
2.1 2.18 94.1 0.65 -- 1.5 3.6 --

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 2.1 30.0 -- -- -- 115368 6098 97.42 -- 0.20832 0.2058 0.25664 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 2.104 2.159 -- 385 6828 0.287 0.352 -- 79.47
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.213
Anisotropic B[1][1] -0.74
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.07
Anisotropic B[2][2] -1.79
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.41
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.011
r_chiral_restr 0.133
r_dihedral_angle_4_deg 17.049
r_dihedral_angle_3_deg 17.479
r_dihedral_angle_2_deg 39.283
r_dihedral_angle_1_deg 6.645
r_angle_refined_deg 2.109
r_bond_refined_d 0.018
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9455
Nucleic Acid Atoms 1118
Heterogen Atoms 0
Solvent Atoms 644

Software

Computing
Computing Package Purpose
HKL2000 Data Reduction (intensity integration)
SCALEPACK 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