X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.5
Temperature 290.0
Details 2.1M Ammonium Sulfate 0.1M Bis-Tris, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 172.37 α = 90
b = 172.37 β = 90
c = 86.04 γ = 90
Symmetry
Space Group I 4 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 90
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD PSI PILATUS 6M monochromator and mirror 2011-07-08
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA 1.0 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
2.7 50 77.0 -- -- -- -- 18111 13950 2.0 2.0 --
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)
2.7 2.8 43.6 0.155 -- 2.98 -- --

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 2.7 20.0 -- 2.0 13950 13278 611 76.97 0.2285 0.22849 0.22676 0.26553 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 2.7 2.769 -- 26 521 0.504 0.505 -- 42.44
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 63.572
Anisotropic B[1][1] -0.71
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.71
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.42
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.169
r_scbond_it 1.261
r_mcangle_it 1.144
r_mcbond_it 0.606
r_gen_planes_refined 0.006
r_chiral_restr 0.092
r_dihedral_angle_4_deg 21.871
r_dihedral_angle_3_deg 21.683
r_dihedral_angle_2_deg 38.697
r_dihedral_angle_1_deg 6.653
r_angle_refined_deg 1.456
r_bond_refined_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2866
Nucleic Acid Atoms 0
Heterogen Atoms 59
Solvent Atoms 27

Software

Computing
Computing Package Purpose
MAR345dtb Data Collection
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0072 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0072 refinement
MOLREP model building
MAR345dtb data collection