X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details PROTEIN WAS CRYSTALLISED WITH 16 % PEG 4000 AS PRECIPITANT,100MM HEPES PH 7.5 AS BUFFER, 10% ISOPROPANOL, CRYSTAL WERE SOAKED IN PRESENCE OF POWDERED SUBSTR

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 67.87 α = 90
b = 46.27 β = 90
c = 87.07 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
IMAGE PLATE MARRESEARCH -- 1999-09-15
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
1.7 15 97.0 0.032 -- -- 4.3 -- 29439 -- 2.0 17.5
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)
1.7 1.76 82.0 0.121 -- 9.4 4.9 --

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 1.7 15.0 -- 0.0 -- 28774 1538 97.0 -- -- 0.158 0.199 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_planar_d 0.022
p_staggered_tor 12.4
p_angle_d 0.022
p_xyhbond_nbd 0.15
p_multtor_nbd 0.24
p_scbond_it 3.22
p_scangle_it 4.021
p_mcbond_it 2.059
p_bond_d 0.007
p_singtor_nbd 0.16
p_chiral_restr 0.093
p_plane_restr 0.018
p_planar_tor 3.2
p_transverse_tor 26.3
p_mcangle_it 2.749
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2314
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 505

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