X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 2.1 M AMMONIUM SULPHATE 0.1 M TRIS-HCL PH 7.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.62 α = 90
b = 121.62 β = 90
c = 47.88 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2003-02-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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 25 99.9 0.044 -- -- 4.9 -- 44644 -- -- --
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 1.76 98.6 0.278 -- 4.7 3.7 --

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 25.0 -- -- -- 42657 661 96.9 -- 0.174 0.173 0.202 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 1.75 -- 50 3075 0.194 0.219 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.71
Anisotropic B[1][1] 0.57
Anisotropic B[1][2] 0.28
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.57
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.85
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.65
r_scbond_it 2.653
r_symmetry_vdw_other 0.257
r_nbtor_other 0.081
r_gen_planes_other 0.015
r_mcangle_it 1.826
r_gen_planes_refined 0.012
r_bond_other_d 0.002
r_mcbond_it 1.035
r_chiral_restr 0.116
r_xyhbond_nbd_refined 0.142
r_nbd_other 0.244
r_dihedral_angle_1_deg 5.943
r_symmetry_vdw_refined 0.223
r_symmetry_hbond_refined 0.155
r_scangle_it 4.225
r_angle_other_deg 0.877
r_bond_refined_d 0.015
r_nbd_refined 0.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2249
Nucleic Acid Atoms 0
Heterogen Atoms 118
Solvent Atoms 282

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing