X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.2
Details 0.1 NA CITRATE, 0.3 M TRIS PH 8.2, 0.6 MM ZN ACETATE, 0.06% PHENOL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.17 α = 90
b = 39.17 β = 90
c = 123.59 γ = 90
Symmetry
Space Group I 41 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4r -- 2009-02-19
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
2.15 37.34 97.8 0.07 -- -- 7.2 -- 4113 -- 0.0 24.7
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)
2.15 2.19 97.4 0.269 -- 6.8 7.0 --

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 2.15 37.34 -- -- -- 2686 126 97.6 -- 0.20298 0.19951 0.277 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 2.153 2.208 -- 8 195 0.219 0.394 -- 97.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.638
Anisotropic B[1][1] 0.1
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.1
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.2
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.008
r_mcbond_it 1.02
r_scangle_it 4.422
r_bond_refined_d 0.021
r_chiral_restr 0.135
r_scbond_it 2.812
r_mcangle_it 1.835
r_dihedral_angle_4_deg 5.317
r_angle_refined_deg 1.677
r_dihedral_angle_1_deg 7.273
r_dihedral_angle_2_deg 42.253
r_dihedral_angle_3_deg 16.425
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 363
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 45

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0082
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing