X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 1.3 M AMMONIUM SULPHATE, 0.1 M CITRATE-PO4 BUFFER PH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.6 α = 90
b = 132.1 β = 90
c = 151.3 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS --
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 -- MPG/DESY, HAMBURG BW6

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
1.8 20 94.7 0.068 -- -- 2.5 -- 101999 -- 0.0 12.5
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)
1.8 1.88 90.0 0.132 -- 8.5 2.0 --

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 1.8 20.0 -- 0.0 -- 101999 5114 94.7 -- 0.164 0.16 0.198 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.9
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 37.8
p_staggered_tor 13.4
p_planar_tor 3.7
p_xyhbond_nbd 0.158
p_multtor_nbd 0.242
p_bond_d 0.008
p_angle_d 0.028
p_planar_d 0.03
p_mcbond_it 0.95
p_mcangle_it 1.51
p_scbond_it 1.339
p_scangle_it 2.101
p_plane_restr 0.021
p_chiral_restr 0.104
p_singtor_nbd 0.185
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9018
Nucleic Acid Atoms 0
Heterogen Atoms 340
Solvent Atoms 709

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MERLOT Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
MERLOT model building
SCALEPACK data reduction
DENZO data collection