X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details pH 8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 112.3 α = 90
b = 127.6 β = 90
c = 135.7 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU -- 1997-11
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12B -- NSLS X12B
SYNCHROTRON NSLS BEAMLINE X4A 0.9792,0.9789,0.9686,0.9871,1.6024 NSLS X4A

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
2.4 30 97.9 0.056 -- -- 5.6 -- 72601 -- -3.0 --
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)
2.39 2.48 87.8 0.22 -- 2.1 -- --

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 2.4 20.0 -- 0.0 -- 37167 1782 96.9 -- -- 0.2362 0.282 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] 12.62
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -30.4
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 17.87
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 3.292
x_bond_d 0.019
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5300
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 214

Software

Software
Software Name Purpose
MLPHARE phasing
CNS refinement version: 0.3C
DENZO data reduction
SCALEPACK data scaling