X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 289.0
Details PEG 8000, HEPES, Ethylene glycol, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 289.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 108.93 α = 90
b = 108.93 β = 90
c = 64.06 γ = 90
Symmetry
Space Group I 4

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 289
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRROR 2000-08-21
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 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
2.01 15.25 98.1 0.107 -- -- 6.0 49191 48257 0.0 2.0 25.24
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)
2.01 2.13 94.6 0.344 -- -- 5.2 --

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
MIR 2.01 15.25 0.0 0.0 48257 48257 2412 98.1 -- -- 0.183 0.198 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 2.01 2.13 8473 423 -- 0.27 0.291 0.017 90.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.95
Anisotropic B[1][1] 1.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.35
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.7
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.005
c_angle_deg 1.4
c_dihedral_angle_d 24.3
c_mcbond_it 1.41
c_improper_angle_d 0.7
c_mcangle_it 2.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Luzzati Sigma A (Observed) 6.29
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.29
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1839
Nucleic Acid Atoms 0
Heterogen Atoms 16
Solvent Atoms 179

Software

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