X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details 2 M (NH4)HPO4, 0.1 M sodium acetate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 113.24 α = 90
b = 46.18 β = 125.79
c = 96.69 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 ADSC QUANTUM 315r mirrors 2010-12-05
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSRRC BEAMLINE BL13B1 1.0 NSRRC BL13B1

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
2.37 78.43 95.5 0.055 0.055 -- 3.4 15943 15908 0.0 5.0 --
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)
2.38 2.47 78.2 0.241 0.241 3.06 2.7 1272

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 2.37 78.43 -- 0.0 15908 14298 1610 95.47 0.21089 0.21089 0.20438 0.26999 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 2.374 2.436 960 100 860 0.233 0.368 -- 77.86
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 44.927
Anisotropic B[1][1] -2.9
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.96
Anisotropic B[2][2] 3.39
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.79
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 1.018
r_dihedral_angle_4_deg 18.697
r_mcangle_it 1.906
r_dihedral_angle_1_deg 7.928
r_scbond_it 2.617
r_chiral_restr 0.104
r_dihedral_angle_2_deg 39.909
r_dihedral_angle_3_deg 18.136
r_gen_planes_refined 0.008
r_scangle_it 4.164
r_bond_refined_d 0.013
r_angle_refined_deg 1.68
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3080
Nucleic Acid Atoms 0
Heterogen Atoms 47
Solvent Atoms 52

Software

Software
Software Name Purpose
HKL-2000 data collection
EPMR phasing
REFMAC refinement version: 5.5.0109
HKL-2000 data reduction
HKL-2000 data scaling