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_gen_planes_refined 0.007
r_mcangle_it 1.935
r_symmetry_hbond_refined 0.307
r_angle_other_deg 1.858
r_xyhbond_nbd_refined 0.182
r_bond_refined_d 0.014
r_symmetry_vdw_refined 0.224
r_mcbond_it 1.063
r_scangle_it 4.763
r_chiral_restr 0.116
r_nbd_refined 0.225
r_scbond_it 2.885
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

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CCP4 Structure Solution
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
CCP4 model building