X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.2
Details COMPLEX WAS CRYSTALLIZED FROM 100 MM MES, PH 6.2, 20 MM MGCL2, 20% ISOPROPANOL AND 15% PEG 4000. IMPROVED CRYSTALS BY MICRO- AND MACROSEEDING INTO 100 MM MES, PH 6.2, 20 MM MGCL2, 15-17% ISOPROPANOL A 12% PEG 4000.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.35 α = 90
b = 71.98 β = 90
c = 131 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRROR --
Diffraction Radiation
Monochromator Protocol
SINGLE CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX7.2 -- SRS PX7.2

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 15 83.5 0.059 -- -- 2.0 -- 37059 -- 2.0 --
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)
2.0 2.09 41.6 0.32 -- 2.1 -- --

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 2.0 15.0 -- 0.0 -- 37059 -- 83.5 -- -- 0.21 0.288 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.012
p_angle_d 0.033
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3800
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 393

Software

Software
Software Name Purpose
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing