X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.6
Temperature 273.0
Details PEG 4000, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 273K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.59 α = 90
b = 27.9 β = 105.27
c = 112.27 γ = 90
Symmetry
Space Group C 1 2 1

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
ROTATING ANODE ELLIOTT GX-20 -- -- --

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
2.6 50 -- -- -- -- -- -- 4410 -- -- 36.4

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 2.6 8.0 -- 0.0 -- 4410 411 95.1 -- 0.234 0.234 0.296 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 2.6 2.75 -- 63 629 0.299 0.379 0.048 96.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 30.8
Anisotropic B[1][1] -6.49
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 5.35
Anisotropic B[2][2] -0.56
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.05
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 1.76
c_dihedral_angle_d 23.8
c_bond_d 0.007
c_angle_deg 1.7
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.49
Luzzati Sigma A (R-Free Set) 0.53
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1166
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 121

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
MOLREP phasing
CNS refinement version: 1.0
CCP4 data scaling version: (SCALA)