X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 200 MM BISTRIS PROPANE PH 7.5 500 MM NACL 20% PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.17 α = 90
b = 62.69 β = 90
c = 105.65 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315) ADSC BENT CYLINDRICAL MIRROR 2010-11-08
Diffraction Radiation
Monochromator Protocol
SILICON (1 1 1) CHANNEL- CUT SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
1.8 42.31 99.7 0.04 -- -- 3.3 -- 29050 -- 2.0 15.8
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)
1.8 1.9 99.9 0.32 -- 3.9 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
ISOMORPHOUS REPLACEMENT 1.8 40.58 -- -- -- 28379 525 99.43 -- 0.17722 0.17646 0.2178 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 1.8 1.847 -- 30 2002 0.26 0.212 -- 99.61
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.028
Anisotropic B[1][1] 0.05
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.4
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.45
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.18
r_scbond_it 2.254
r_mcangle_it 1.426
r_mcbond_it 0.895
r_gen_planes_refined 0.009
r_chiral_restr 0.098
r_dihedral_angle_4_deg 25.381
r_dihedral_angle_3_deg 13.214
r_dihedral_angle_2_deg 32.76
r_dihedral_angle_1_deg 6.17
r_angle_refined_deg 1.313
r_bond_refined_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1938
Nucleic Acid Atoms 0
Heterogen Atoms 13
Solvent Atoms 310

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
REFMAC5 Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
REFMAC5 model building