X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 45% TACSIMATE, PH 7.0; 2% GLUCOSE; 0.1 M NA CACODYLATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 108.19 α = 90
b = 108.19 β = 90
c = 120.23 γ = 90
Symmetry
Space Group I 41

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r MIRRORS 2012-03-09
Diffraction Radiation
Monochromator Protocol
SI (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 -- ALS 8.3.1

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 80.32 99.9 0.08 -- -- 4.7 -- 46604 -- 1.5 35.9
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 2.11 100.0 0.85 -- 1.6 4.5 --

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 2.0 76.5 -- -- -- 43952 2341 99.24 -- 0.16604 0.16405 0.20553 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 2.052 -- 172 3176 0.307 0.329 -- 97.95
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 39.835
Anisotropic B[1][1] 0.31
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.31
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.61
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 3.441
r_chiral_restr 0.147
r_mcbond_it 1.2
r_dihedral_angle_1_deg 6.27
r_dihedral_angle_4_deg 14.938
r_angle_refined_deg 2.056
r_bond_refined_d 0.025
r_scangle_it 5.248
r_dihedral_angle_3_deg 14.521
r_mcangle_it 2.138
r_gen_planes_refined 0.011
r_dihedral_angle_2_deg 36.451
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3212
Nucleic Acid Atoms 0
Heterogen Atoms 88
Solvent Atoms 339

Software

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