X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microdialysis
pH 7.5
Temperature 277.0
Details NaCl, Tris, MgCl2, pH 7.5, MICRODIALYSIS at 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 105.86 α = 90
b = 105.86 β = 90
c = 183.66 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate -- --
Diffraction Radiation
Monochromator Protocol
Si SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 1.000 NSLS X25

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
3.5 20 99.46 0.063 0.063 -- 8.1 -- 15392 -- -2.0 --

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 3.5 20.0 -- 0.0 -- 13845 1547 99.46 0.29256 0.29256 0.28862 0.32779 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 3.5 3.683 -- 206 1950 0.344 0.361 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 35.988
Anisotropic B[1][1] -2.43
Anisotropic B[1][2] -1.22
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.43
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.65
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.282
r_chiral_restr 0.084
r_angle_refined_deg 1.41
r_xyhbond_nbd_refined 0.18
r_gen_planes_refined 0.004
r_symmetry_vdw_refined 0.284
r_symmetry_hbond_refined 0.109
r_bond_refined_d 0.014
r_dihedral_angle_1_deg 5.373
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6226
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 36

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MLPHARE Structure Solution
REFMAC 5.1.17 Structure Refinement
Software
Software Name Purpose
SCALEPACK data reduction
HKL-2000 data collection
MLPHARE model building
REFMAC version: 5.1.17 refinement