X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details PROTEIN WAS CRYSTALLISED WITH 18 % PEG 5000 AS PRECIPITANT, 100MM HEPES PH 7.5 AS BUFFER, 10% ISOPROPANOL, CRYSTAL WERE SOAKED IN PRESENCE OF POWDERED SUBSTRATE FOR 12 HOURS. 15% GLYCEROL WAS ADDED AS CRYOPROTECTANT

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.21 α = 90
b = 81.06 β = 102.79
c = 72.81 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH LONG MIRRORS (MSC) 1997-11-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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
1.65 15 99.0 0.033 -- -- 3.5 -- 66881 -- 2.0 11.8
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)
1.65 1.71 94.0 0.097 -- 12.9 4.8 --

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 1.65 15.0 -- 0.0 -- 63415 3381 99.0 -- -- 0.126 0.162 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 27.8
p_staggered_tor 12.3
p_planar_tor 4.7
p_xyhbond_nbd 0.14
p_multtor_nbd 0.26
p_bond_d 0.012
p_angle_d 0.028
p_planar_d 0.034
p_mcbond_it 1.448
p_mcangle_it 1.994
p_scbond_it 2.301
p_scangle_it 2.885
p_plane_restr 0.026
p_chiral_restr 0.121
p_singtor_nbd 0.16
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4760
Nucleic Acid Atoms 0
Heterogen Atoms 54
Solvent Atoms 717

Software

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