X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 4.6
Temperature 293.0
Details 100mM Sodium Acetate, 2.0M NaCl, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 55.68 α = 90
b = 55.68 β = 90
c = 116.55 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
PIXEL DECTRIS PILATUS 6M -- 2011-08-12
Diffraction Radiation
Monochromator Protocol
SAGITALLY - HORIZONTALLY FOCUSED SI(111) MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA 1 SLS X10SA

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
1.75 27.84 99.8 -- -- -- -- 21768 21768 -3.0 -3.0 --
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)
1.75 1.8 99.5 -- -- -- -- --

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 1.75 27.84 -- -- 20677 20677 1089 99.75 -- 0.19011 0.18771 0.23588 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 1.75 1.795 -- 79 1368 0.293 0.319 -- 99.59
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.822
Anisotropic B[1][1] 1.11
Anisotropic B[1][2] 0.55
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.11
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.66
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.012
r_chiral_restr 0.183
r_dihedral_angle_4_deg 20.153
r_dihedral_angle_3_deg 15.982
r_dihedral_angle_2_deg 39.31
r_dihedral_angle_1_deg 6.962
r_angle_refined_deg 2.483
r_bond_refined_d 0.026
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1189
Nucleic Acid Atoms 0
Heterogen Atoms 43
Solvent Atoms 156

Software

Computing
Computing Package Purpose
PRO DC Data Collection
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.6.0093 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0093 refinement
MOLREP model building
PRO version: DC data collection