X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 293.0
Details Tris HCL, PEG 8000, NaOAc, MgCl2, NaKPO4, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 75.72 α = 90
b = 79.14 β = 90
c = 114.07 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 RIGAKU RAXIS HTC -- 2003-03-04
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 1.5418 -- --

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
2.25 50 90.3 -- 0.121 -- -- 29956 29956 -- -3.0 --
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)
2.25 2.33 54.5 -- -- -- -- --

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 2.25 50.0 -- 0.0 29956 29956 2087 90.3 -- -- 0.206 0.258 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.4
c_bond_d 0.007
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4804
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 188

Software

Computing
Computing Package Purpose
ADX Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
SOLVE Structure Solution
CNS Structure Refinement
Software
Software Name Purpose
CNS refinement
SOLVE model building
HKL2000 data reduction
ADX data collection