X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details PROTEIN SOLUTION:10 MG/ML. CRYSTALLIZATION SOLUTION: 16% PEG 4000, 0.5M LI2SO4, PH 7.75.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 64 α = 90
b = 99.2 β = 90
c = 70.5 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
1.9 30 99.0 0.033 -- -- 4.8 -- 102574 -- 3.0 --

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 1.9 29.49 -- -- -- 16764 901 97.9 -- 0.218 0.217 0.25 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 1.9 1.95 -- 54 1185 0.224 0.3 -- --
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_vdw_refined 0.224
r_xyhbond_nbd_refined 0.182
r_scangle_it 4.763
r_mcbond_it 1.063
r_gen_planes_refined 0.007
r_mcangle_it 1.935
r_symmetry_hbond_refined 0.307
r_scbond_it 2.885
r_angle_other_deg 1.858
r_bond_refined_d 0.014
r_chiral_restr 0.116
r_nbd_refined 0.225
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1531
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 184

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0
DENZO data reduction
SCALEPACK data scaling
CCP4 phasing