X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details POTASSIUM CHLORIDE, POTASSIUM PHOSPHATE, AMMONIUM SULFATE, PH 7.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.76 α = 90
b = 42.66 β = 90
c = 63.93 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH BENT COLLIMATING MIRROR AND TOROID 2009-07-06
Diffraction Radiation
Monochromator Protocol
SI(111) MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 -- -- --

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
1.7 35.6 99.7 0.05 -- -- 6.2 -- 26484 -- 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)
1.7 5.3 98.8 0.56 -- 3.5 5.9 --

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 1.7 63.93 -- -- -- 23760 2659 99.56 -- 0.20804 0.20423 0.24157 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 1.7 1.744 -- 161 1730 0.463 0.521 -- 98.03
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.026
Anisotropic B[1][1] -0.7
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.11
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.59
RMS Deviations
Key Refinement Restraint Deviation
r_mcangle_it 2.954
r_angle_refined_deg 2.242
r_chiral_restr 0.171
r_dihedral_angle_3_deg 16.04
r_scbond_it 4.36
r_scangle_it 7.039
r_mcbond_it 1.692
r_dihedral_angle_1_deg 6.369
r_dihedral_angle_2_deg 38.57
r_bond_refined_d 0.027
r_dihedral_angle_4_deg 17.496
r_gen_planes_refined 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1780
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 99

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
MOSFLM data reduction
SCALA data scaling
MOLREP phasing