X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.6M AMMONIUM SULPHATE, 6% PEG400, 0.1M HEPES PH7.5, VAPOR DIFFUSION, SITTING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.35 α = 90
b = 86.35 β = 90
c = 144.53 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD MIRRORS 2010-09-25
Diffraction Radiation
Monochromator Protocol
SI 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I04 -- Diamond I04

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
2.2 74.12 99.1 0.07 -- -- 9.2 -- 26863 -- 2.0 51.7
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)
2.2 2.28 98.0 0.88 -- 2.23 8.4 --

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 2.2 74.12 -- -- -- 26863 1428 99.13 -- 0.20228 0.20124 0.22178 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 2.199 2.256 -- 98 1921 0.283 0.281 -- 97.16
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 49.924
Anisotropic B[1][1] -1.19
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.19
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.38
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.034
r_scbond_it 0.792
r_symmetry_vdw_refined 0.197
r_metal_ion_refined 0.003
r_mcbond_it 0.26
r_chiral_restr 0.075
r_nbtor_refined 0.298
r_gen_planes_refined 0.003
r_nbd_refined 0.184
r_scangle_it 1.2
r_dihedral_angle_3_deg 15.122
r_dihedral_angle_4_deg 14.467
r_mcangle_it 0.449
r_xyhbond_nbd_refined 0.122
r_symmetry_hbond_refined 0.181
r_dihedral_angle_1_deg 5.264
r_bond_refined_d 0.007
r_dihedral_angle_2_deg 39.338
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2980
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 154

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
HKL-2000 data reduction
HKL-2000 data scaling
CNS phasing version: 1.1