X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.6 M NA K PHOSPHATE, 0.1 M NA HEPES PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 69.08 α = 90
b = 69.08 β = 90
c = 229.47 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- --
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 -- ESRF ID29

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 40 100.0 0.065 -- -- 8.0 -- 36721 -- -- --
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)
2.0 2.1 100.0 0.246 -- 8.1 7.8 --

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
MAD 2.0 40.0 -- -- -- 36721 1936 100.0 -- 0.19 0.188 0.225 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 2.0 2.05 -- 133 2658 0.213 0.21 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.3
Anisotropic B[1][1] 1.13
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.13
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.26
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.077
r_scbond_it 3.054
r_mcangle_it 1.857
r_mcbond_it 0.983
r_nbd_refined 0.203
r_gen_planes_refined 0.007
r_chiral_restr 0.116
r_dihedral_angle_1_deg 6.21
r_angle_refined_deg 1.475
r_bond_refined_d 0.017
r_xyhbond_nbd_refined 0.164
r_metal_ion_refined 0.074
r_symmetry_vdw_refined 0.183
r_symmetry_hbond_refined 0.191
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2839
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 283

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement