X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 0.8 M TRI-SODIUM CITRATE, 0.1 M IMIDAZOLE, PH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.29 α = 90
b = 60.97 β = 102.65
c = 117.9 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD RIGAKU-MSC SATURN 944 PLUS -- 2010-09-25
Diffraction Radiation
Monochromator Protocol
RIGAKU VARIMAX SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 HF -- -- --

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 27 99.0 0.11 -- -- 3.5 -- 43005 -- 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)
2.0 2.1 99.5 0.56 -- 2.8 3.2 --

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 27.45 -- -- -- 40858 2151 100.0 -- 0.21146 0.20891 0.25907 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 -- 160 3037 0.286 0.329 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 42.458
Anisotropic B[1][1] -0.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.34
Anisotropic B[2][2] 1.79
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.56
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 40.93
r_dihedral_angle_4_deg 17.193
r_scangle_it 3.13
r_dihedral_angle_3_deg 14.716
r_dihedral_angle_1_deg 5.365
r_scbond_it 1.875
r_chiral_restr 0.081
r_bond_refined_d 0.01
r_mcangle_it 1.246
r_angle_refined_deg 1.219
r_gen_planes_refined 0.005
r_mcbond_it 0.672
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4236
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 247

Software

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