X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.44 α = 90
b = 72.44 β = 90
c = 65.42 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-04-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 -- SSRL BL7-1

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
1.7 20 95.3 -- 0.054 -- 4.1 -- 22241 -- -- 27.2

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
MOLECULAR REPLACEMENT 1.7 20.0 -- 0.0 20754 20754 1108 95.3 -- -- 0.243 0.28 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 0.032
p_planar_d 0.038
p_bond_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1139
Nucleic Acid Atoms 0
Heterogen Atoms 13
Solvent Atoms 69

Software

Software
Software Name Purpose
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling