X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 277.0
Details PEG 4000, sodium acetate, Tris-HCl, spermine, magnesium chloride, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.1 α = 90
b = 50.17 β = 96.19
c = 111.07 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 -- 2002-06-22
Diffraction Radiation
Monochromator Protocol
Si 111 MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 1.1000, 0.9798 ALS 8.3.1

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
3 50 99.0 -- -- -- -- 13890 13890 3.78 14.3 --
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)
3.0 3.1 99.0 -- -- -- -- --

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
MAD 3.0 29.68 -- 0.0 13890 13890 677 98.2 0.235 0.232 0.232 0.297 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 3.0 3.19 -- 109 2106 0.357 0.444 0.043 95.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 54.8
Anisotropic B[1][1] 2.53
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -9.42
Anisotropic B[2][2] 16.67
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -19.19
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_mcangle_it 2.05
c_angle_deg 1.6
c_improper_angle_d 1.09
c_scangle_it 2.29
c_dihedral_angle_d 24.0
c_mcbond_it 1.16
c_scbond_it 1.45
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.52
Luzzati Sigma A (R-Free Set) 0.67
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4151
Nucleic Acid Atoms 0
Heterogen Atoms 66
Solvent Atoms 0

Software

Software
Software Name Purpose
Elves data collection
Elves data reduction
Elves model building
CNS refinement version: 1.0
ELVES data scaling
ELVES phasing