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_multtor_nbd 0.24
p_singtor_nbd 0.16
p_plane_restr 0.018
p_planar_d 0.022
p_scangle_it 4.021
p_bond_d 0.007
p_staggered_tor 12.4
p_mcbond_it 2.059
p_angle_d 0.022
p_mcangle_it 2.749
p_chiral_restr 0.093
p_scbond_it 3.22
p_xyhbond_nbd 0.15
p_transverse_tor 26.3
p_planar_tor 3.2
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

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