X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7
Temperature 295.0
Details PEG10k, HEPES, pH 7.0, VAPOR DIFFUSION, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 61.1 α = 90
b = 40.16 β = 103.82
c = 52.01 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 190
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-08-08
Diffraction Radiation
Monochromator Protocol
Channel Cut Monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C 1.100 NSLS X26C

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
-- -- -- -- -- -- -- 5618 5964 1.0 -- 17.7

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
-- 2.25 18.66 -- 0.0 -- 5618 318 94.7 -- 0.236 0.236 0.294 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 2.25 2.39 -- 53 850 0.242 0.356 0.049 92.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 32.3
Anisotropic B[1][1] -5.8
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -7.44
Anisotropic B[2][2] 5.07
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.73
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.014
c_scangle_it 3.61
c_dihedral_angle_d 18.7
c_scbond_it 2.37
c_mcbond_it 1.33
c_mcangle_it 2.08
c_improper_angle_d 1.79
c_angle_deg 2.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.12
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 977
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 24

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
DM model building
CNS refinement version: 1.0
DM phasing