X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.2
Details 2.2M AMMONIUM SULFATE SOLUTION AT PH 4.2 CONTAINING 10% 1-PROPANOL AND 4% PROTEIN

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 38.15 α = 90
b = 33.32 β = 110.14
c = 46.24 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 285
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR ENRAF-NONIUS -- 1996-01
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR571 -- -- --

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
1.12 22.3 86.1 0.043 -- -- 3.1 -- 36320 -- 0.0 --
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)
1.12 1.14 53.3 0.227 -- -- -- --

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 1.12 22.3 -- 0.0 36302 -- -- 86.1 0.104 0.103 -- 0.14 --
RMS Deviations
Key Refinement Restraint Deviation
s_zero_chiral_vol 0.08
s_from_restr_planes 0.216
s_bond_d 0.013
Coordinate Error
Parameter Value
Number Disordered Residues 5.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 994
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 143

Software

Computing
Computing Package Purpose
MADNES Data Reduction (intensity integration)
MERGEF Data Reduction (data scaling)
SHELXL-93, X-PLOR Structure Solution
SHELXL-93, X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
SHELXL-93 refinement
X-PLOR model building
SHELXL-93 model building
MERGEF data reduction
MADNES data collection