X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details pH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67.52 α = 90
b = 135.84 β = 90
c = 61.4 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD PRINCETON 2K MIRRORS 1996-10
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F2 -- CHESS F2

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
1.5 -- 90.0 0.068 -- -- 10.0 -- 75578 -- -- 16.3

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
MAD SELENOMET 1.5 20.0 -- 0.0 -- 71679 3816 90.0 -- -- 0.199 0.235 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.5
RMS Deviations
Key Refinement Restraint Deviation
p_singtor_nbd 0.178
p_planar_d 0.04
p_multtor_nbd 0.254
p_angle_d 0.033
p_mcbond_it 1.6
p_planar_tor 4.4
p_scbond_it 2.5
p_bond_d 0.015
p_scangle_it 3.9
p_plane_restr 0.026
p_chiral_restr 0.144
p_mcangle_it 2.1
p_transverse_tor 33.0
p_xyhbond_nbd 0.162
p_staggered_tor 15.9
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4396
Nucleic Acid Atoms 0
Heterogen Atoms 96
Solvent Atoms 407

Software

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