X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4
Details PROTEIN WAS CRYSTALLIZED FROM 3.5 M AMMONIUM SULFATE SOLUTION IN 0.05 M SODIUM ACETATE BUFFER (PH 4.0)

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.71 α = 90
b = 62.71 β = 90
c = 111.09 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRROR 1993-11
Diffraction Radiation
Monochromator Protocol
SI(111) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
1.6 38.8 99.1 0.063 -- -- 5.1 -- 17593 -- 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)
1.6 1.68 98.4 0.305 -- 2.4 4.3 --

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
RIGID-BODY REFINEMENT 1.6 8.0 -- 1.0 17593 -- 1025 -- -- 0.175 -- 0.221 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 2.874
s_bond_d 0.031
Coordinate Error
Parameter Value
Number Disordered Residues 2.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 809
Nucleic Acid Atoms 0
Heterogen Atoms 172
Solvent Atoms 80

Software

Software
Software Name Purpose
X-PLOR model building
X-PLOR refinement
MOSFLM data reduction
CCP4 data scaling version: (AGROVATA
ROTAVATA) data scaling
X-PLOR phasing