X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 294.0
Details Ammonium phosphate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 294K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.47 α = 90
b = 121.47 β = 90
c = 255.25 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH Bent mirror 2002-09-20
Diffraction Radiation
Monochromator Protocol
Triangular SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 1.134 MAX II I711

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
2.44 35 99.8 0.099 0.074 -- 14.37 -- 42164 0.0 0.0 35.43
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)
2.44 2.53 98.7 0.401 0.437 6.06 -- 4091

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 2.44 20.0 0.0 0.0 39912 39912 2021 99.81 0.1694 0.16942 0.16689 0.21742 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 2.44 2.57 4091 331 5559 0.194 0.254 -- 98.7
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.764
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.222
r_bond_refined_d 0.013
r_chiral_restr 0.114
r_symmetry_hbond_refined 0.176
r_xyhbond_nbd_refined 0.152
r_gen_planes_refined 0.005
r_mcbond_it 0.546
r_scangle_it 3.515
r_symmetry_vdw_refined 0.213
r_scbond_it 2.17
r_angle_refined_deg 1.537
r_dihedral_angle_1_deg 5.603
r_mcangle_it 1.093
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7012
Nucleic Acid Atoms 0
Heterogen Atoms 28
Solvent Atoms 249

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
MAR345 data collection
SCALEPACK data scaling
CNS phasing