X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.6
Details 75 MM SODIUM ACETATE PH 4.6, 1.0 M SODIUM CHLORIDE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.63 α = 90
b = 78.63 β = 90
c = 37.06 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD FOCUSING MIRROR 2006-05-22
Diffraction Radiation
Monochromator Protocol
DIAMOND 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
1.29 30 98.8 0.04 -- -- 11.4 -- 29814 -- 4.0 15.38
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)
1.29 1.35 92.7 0.29 -- 4.5 4.6 --

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 1.29 33.52 -- -- -- 27977 1482 98.8 -- 0.14326 0.14108 0.18637 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 1.29 1.324 -- 106 1789 0.211 0.238 -- 87.29
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.76
Anisotropic B[1][1] -0.83
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.83
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.65
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.233
r_scangle_it 6.483
r_dihedral_angle_4_deg 17.967
r_chiral_restr 0.164
r_rigid_bond_restr 2.817
r_gen_planes_refined 0.014
r_bond_refined_d 0.028
r_dihedral_angle_3_deg 13.352
r_scbond_it 5.066
r_mcangle_it 3.669
r_angle_refined_deg 2.243
r_dihedral_angle_2_deg 34.349
r_mcbond_it 2.661
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1001
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 263

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
XDS data reduction
XSCALE data scaling
MOLREP phasing