X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details 10-17% (V/V) PEG MONOMETHYLETHER 5000, 0.2 M AMMONIUM SULPHATE AND 0.1 M MES PH 5.0-6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.42 α = 90
b = 114.39 β = 90
c = 170.71 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 -- 2005-11-12
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
2.7 40 97.6 0.12 -- -- 2.2 -- 39629 -- 2.0 --
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)
2.7 2.85 98.5 0.31 -- 2.2 -- --

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 2.7 94.92 -- -- -- 37597 1996 97.0 -- 0.264 0.261 0.321 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 2.7 2.77 -- 154 2760 0.356 0.432 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.66
Anisotropic B[1][1] -1.57
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.5
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.07
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.003
r_dihedral_angle_4_deg 17.83
r_symmetry_hbond_refined 0.278
r_dihedral_angle_3_deg 17.13
r_scangle_it 1.104
r_symmetry_vdw_refined 0.179
r_chiral_restr 0.077
r_mcangle_it 0.506
r_bond_refined_d 0.008
r_dihedral_angle_2_deg 39.457
r_nbtor_refined 0.303
r_dihedral_angle_1_deg 5.337
r_mcbond_it 0.285
r_xyhbond_nbd_refined 0.138
r_nbd_refined 0.2
r_scbond_it 0.657
r_angle_refined_deg 1.146
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9216
Nucleic Acid Atoms 0
Heterogen Atoms 64
Solvent Atoms 111

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
MOSFLM data reduction
SCALA data scaling
MOLREP phasing