X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 3M AMMONIUM SULPHATE, 100 MM TRIS-HCL PH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.18 α = 90
b = 41.47 β = 104.06
c = 72 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 MARRESEARCH RH-COATED TOROIDAL SI MIRROR 2012-02-10
Diffraction Radiation
Monochromator Protocol
SI (111) DOUBLE CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I911-3 -- MAX_II I911-3

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
1.5 23 93.0 0.07 -- -- 2.0 -- 35241 -- 2.0 11.9
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)
1.5 1.58 81.0 0.32 -- 2.0 1.2 --

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 1.5 23.28 -- -- -- 35241 1859 95.28 -- 0.18309 0.18114 0.21924 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 1.5 1.539 -- 119 2484 0.3 0.365 -- 93.84
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.534
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.03
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.432
r_dihedral_angle_2_deg 37.785
r_chiral_restr 0.103
r_dihedral_angle_4_deg 23.473
r_angle_refined_deg 1.475
r_dihedral_angle_3_deg 12.535
r_gen_planes_refined 0.008
r_bond_refined_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2051
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 238

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0117
MOSFLM data reduction
SCALA data scaling
REFMAC phasing