X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 1.5 M AMMONIUM SULFATE AND 150 MM SODIUM ACETATE (PH 5.0)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 53.38 α = 90
b = 39.89 β = 117.28
c = 55.16 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 SX-165 MULTILAYER MIRRORS --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A -- EMBL/DESY, Hamburg BW7A

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
1.95 45 96.2 0.13 -- -- 6.9 -- 14742 -- 2.0 25.0
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)
1.95 2.06 86.8 0.54 -- 3.2 5.2 --

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
SAD 1.95 49.03 -- -- -- 13993 733 96.29 -- 0.19566 0.19399 0.22778 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 1.95 2.001 -- 54 887 0.295 0.275 -- 83.13
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.966
Anisotropic B[1][1] 0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.2
Anisotropic B[2][2] -0.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.56
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.148
r_dihedral_angle_2_deg 32.861
r_mcbond_it 0.586
r_dihedral_angle_1_deg 4.258
r_chiral_restr 0.074
r_mcangle_it 1.089
r_scangle_it 3.316
r_dihedral_angle_4_deg 14.156
r_scbond_it 2.033
r_dihedral_angle_3_deg 14.758
r_bond_refined_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1329
Nucleic Acid Atoms 0
Heterogen Atoms 25
Solvent Atoms 153

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
MOSFLM data reduction
SCALA data scaling
Auto-Rickshaw phasing