X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 287.0
Details PEG 8000, ethylene glycol, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 287K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.99 α = 90
b = 143.02 β = 91.32
c = 71.73 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 113
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-04-26
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F2 0.98074 CHESS F2

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
1.75 29.8 93.5 -- 0.071 -- -- 121298 114107 0.0 0.0 19.4
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)
1.75 1.81 75.1 -- 0.415 2.0 -- 2926

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 1.75 29.8 -- 0.0 121298 113617 5695 93.7 -- -- 0.184 0.211 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 1.75 1.83 11794 606 -- 0.288 0.285 0.012 78.0
X Ray Diffraction 1.83 1.93 13298 650 -- 0.241 0.239 0.009 87.6
X Ray Diffraction 1.93 2.05 13638 657 -- 0.196 0.196 0.008 90.1
X Ray Diffraction 2.05 2.2 14943 726 -- 0.194 0.187 0.007 94.6
X Ray Diffraction 2.2 2.43 14943 735 -- 0.179 0.181 0.007 98.5
X Ray Diffraction 2.43 3.78 15135 717 -- 0.178 0.178 0.007 99.8
X Ray Diffraction 2.78 3.5 15175 801 -- 0.177 0.177 0.006 100.0
X Ray Diffraction 3.5 29.8 15297 803 -- 0.168 0.168 0.006 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 21.22
Anisotropic B[1][1] -2.06
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -2.74
Anisotropic B[2][2] -0.77
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.83
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.3
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.17
Luzzati Sigma A (Observed) 0.19
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.21
Luzzati Sigma A (R-Free Set) 0.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9816
Nucleic Acid Atoms 0
Heterogen Atoms 172
Solvent Atoms 849

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SOLVE Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
SOLVE model building
SCALEPACK data reduction
DENZO data collection