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 = 74.1 α = 93.8
b = 76.9 β = 93.9
c = 88.3 γ = 115.6
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT MIRROR 1994-11-23
Diffraction Radiation
Monochromator Protocol
GRAPHITE --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 0.901 LURE DW32

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
3.2 30 96.0 0.112 -- -- 1.8 -- 27401 -- 1.0 --

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
-- 3.2 7.0 -- 2.0 -- 18983 -- 96.0 -- 0.2 0.2 0.272 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.2
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.64
x_bond_d 0.02
x_angle_deg 1.89
x_dihedral_angle_d 27.8
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9906
Nucleic Acid Atoms 0
Heterogen Atoms 43
Solvent Atoms 0

Software

Computing
Computing Package Purpose
MOSFLM V. 5.2 Data Reduction (intensity integration)
X-PLOR 3.1 Structure Solution
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement
X-PLOR version: 3.1 model building
MOSFLM version: 5.2 data collection