X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details 1 MM EDTA, 100 mM KCL, 10 MM SODIUM R 0.35 M AMMONIUM SULFATE - CRYSTALS WERE SOAKED WITH THE INHIBITOR, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.07 α = 90
b = 84.69 β = 90
c = 64.73 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-08-10
Diffraction Radiation
Monochromator Protocol
Bent Ge monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-C 0.90 APS 14-BM-C

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
1.54 35.36 86.0 -- 0.05 -- -- 30705 30705 -- -1.0 --
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)
1.54 1.58 89.0 -- 0.39 -- -- --

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 1.541 35.36 -- 0.0 30705 29158 1545 85.88 0.23 0.21885 0.21741 0.24629 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 1.541 1.581 -- 115 2213 0.288 0.336 -- 89.78
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 21.487
Anisotropic B[1][1] 0.1
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.11
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.01
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.842
r_scbond_it 2.499
r_mcangle_it 1.775
r_mcbond_it 1.042
r_symmetry_hbond_refined 0.105
r_bond_refined_d 0.012
r_angle_refined_deg 1.455
r_dihedral_angle_1_deg 5.518
r_dihedral_angle_2_deg 36.665
r_dihedral_angle_3_deg 14.849
r_dihedral_angle_4_deg 10.585
r_chiral_restr 0.094
r_gen_planes_refined 0.006
r_nbd_refined 0.206
r_nbtor_refined 0.31
r_xyhbond_nbd_refined 0.138
r_symmetry_vdw_refined 0.196
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1742
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 156

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
EPMR Structure Solution
CNS, REFMAC 5.2 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2 refinement
CNS refinement
EPMR model building
SCALEPACK data reduction
HKL-2000 data collection