X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details Ammonium Sulfate, iso-propanol, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.9 α = 90
b = 112.14 β = 90
c = 132.26 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 130
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.979 NSLS X9B

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 39.83 -- -- -- -- -- 93944 n/a 0.0 -- 9.7

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
-- 2.1 39.83 -- -- 81193 80491 8054 99.1 -- -- 0.184 0.224 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 2.1 2.2 9812 985 8827 0.1945 0.2503 0.006 97.7
X Ray Diffraction 2.2 2.31 9897 994 8903 0.186 0.186 0.006 98.3
X Ray Diffraction 2.31 2.46 9932 1022 8910 0.182 0.182 0.006 98.7
X Ray Diffraction 2.46 2.65 9988 985 9003 0.189 0.189 0.006 98.9
X Ray Diffraction 2.65 2.91 10007 960 9047 0.196 0.196 0.006 99.3
X Ray Diffraction 2.91 3.33 10135 1032 9103 0.195 0.195 0.006 99.7
X Ray Diffraction 3.33 4.2 10190 1025 9165 0.177 0.176 0.005 99.8
X Ray Diffraction 4.2 39.83 10530 1051 9479 0.194 0.195 0.006 99.8
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.26
Anisotropic B[1][1] -1.99
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.28
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.72
RMS Deviations
Key Refinement Restraint Deviation
x_torsion_impr_deg 0.95
x_torsion_deg 23.1
x_angle_deg 1.7
x_bond_d 0.015
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.08
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.2
Luzzati Sigma A (R-Free Set) 0.09
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9028
Nucleic Acid Atoms 0
Heterogen Atoms 144
Solvent Atoms 762

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS 1.0 Structure Refinement
Software
Software Name Purpose
Crystallography & NMR System version: 1.0 refinement