X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.7
Details HANGING-DROP VAPOUR-DIFFUSION METHOD WELL: 70% SATURATED AMMONIUM SULPHATE, PH 4.7 DROP: 5.5 MG/ML PROTEIN, 10MM DAP, 600MM PHOSPHATE BUFFERED SALINE, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.42 α = 90
b = 92.95 β = 90
c = 46.64 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 1996-02-13
Diffraction Radiation
Monochromator Protocol
NI FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.5 -- SRS PX9.5

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 98.5 0.039 0.1 -- 3.8 -- 33837 -- 2.0 --
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)
1.7 -- -- -- -- -- -- --

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 -- 33837 1709 98.5 -- -- 0.186 0.208 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.5
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.008
p_angle_d 1.709
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1864
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 245

Software

Software
Software Name Purpose
MOSFLM data reduction
ROTAVATA data reduction
AMoRE phasing
REFMAC refinement
CCP4 data scaling version: (ROTAVATA)