X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Details The compound 2-fluoro-4-[4-(4-fluorophenyl)-1H-pyrazol-3-yl]pyridine is required to obtain the crystal form, Vapor Diffusion, Hanging Drop, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.18 α = 90
b = 74.72 β = 90
c = 77.73 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 MAR CCD 165 mm 165mm-diameter circular aperture, 0.79 micron pixels on the phosphor 2007-08-20
Diffraction Radiation
Monochromator Protocol
Si(111) double-crystal monochromator; sagitally focused second crystal. Vertical focusing via a one-meter, Pt/Pd-coated cylindrically focusing mirror SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-BM 1.0 APS 17-BM

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 50 -- -- -- -- 6.0 -- 26768 -- -- --

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 1.995 33.51 -- -- -- 25372 1346 99.45 -- 0.19574 0.19303 0.24528 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 1.995 2.047 -- 81 1773 0.22 0.261 -- 95.96
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 50.268
Anisotropic B[1][1] 0.89
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.51
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.62
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 1.261
r_bond_refined_d 0.019
r_dihedral_angle_2_deg 38.77
r_nbtor_refined 0.315
r_dihedral_angle_1_deg 5.592
r_scangle_it 4.077
r_mcangle_it 1.877
r_dihedral_angle_4_deg 21.649
r_symmetry_vdw_refined 0.253
r_symmetry_hbond_refined 0.169
r_nbd_refined 0.227
r_scbond_it 2.829
r_chiral_restr 0.119
r_angle_refined_deg 1.67
r_gen_planes_refined 0.009
r_dihedral_angle_3_deg 17.779
r_xyhbond_nbd_refined 0.276
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2659
Nucleic Acid Atoms 0
Heterogen Atoms 53
Solvent Atoms 153

Software

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