X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.5 M NACL, 0.05 M BISTRIS-PROPANE PH 7.2, 20% PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.46 α = 90
b = 61.91 β = 90
c = 106.43 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 ADSC CCD -- 2009-05-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
1.25 19.43 99.8 0.07 -- -- 10.7 -- 85499 -- -3.0 9.2
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)
1.25 1.32 99.2 0.59 -- 3.6 7.9 --

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 1.25 19.35 -- -- -- 83938 1561 99.86 -- 0.11369 0.11321 0.13996 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 1.25 1.282 -- 95 6035 0.196 0.206 -- 98.3
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 10.392
Anisotropic B[1][1] -0.7
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.09
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.61
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 36.889
r_scbond_it 3.072
r_rigid_bond_restr 1.023
r_dihedral_angle_1_deg 6.098
r_mcbond_other 1.223
r_gen_planes_refined 0.012
r_mcbond_it 2.383
r_chiral_restr 0.135
r_dihedral_angle_3_deg 11.511
r_angle_refined_deg 2.06
r_bond_other_d 0.001
r_mcangle_it 3.424
r_angle_other_deg 1.449
r_bond_refined_d 0.011
r_gen_planes_other 0.003
r_dihedral_angle_4_deg 9.709
r_scangle_it 4.247
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1926
Nucleic Acid Atoms 0
Heterogen Atoms 56
Solvent Atoms 428

Software

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