X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 293.0
Details AMMONIUM SULFATE, MONOSODIUM PHOSPHATE, DISODIUM PHOSPHATE, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.03 α = 90
b = 64.78 β = 90
c = 78.56 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-11-01
Diffraction Radiation
Monochromator Protocol
SI 111 CHANNEL-CUT XTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 1.044 EMBL/DESY, HAMBURG X31

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
1.25 19.65 94.3 0.057 -- -- 6.1 52680 52680 -- -- 13.391
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)
1.25 1.26 83.5 0.426 -- 2.28 -- --

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
STARTING MODEL WAS USED WITHOUT MOLECULAR REPLACEMENT 1.25 19.6 -- -- 52680 52680 2674 -- -- 0.132 0.13 0.156 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.25 1.26 -- -- -- -- -- -- --
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_transverse_tor 13.5
p_staggered_tor 13.4
p_planar_tor 6.2
p_bond_d 0.024
p_angle_d 0.037
p_planar_d 0.04
p_mcbond_it 1.925
p_mcangle_it 2.691
p_scbond_it 3.03
p_scangle_it 4.305
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1490
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 287

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
STARTING MODEL WAS USED WITHOUT MOLECULAR REPLACEMENT Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
STARTING version: MODEL WAS USED WITHOUT MOLECULAR REPLACEMENT model building
SCALEPACK data reduction
DENZO data collection