X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 2-6% TERT-BUTANOL, 0.1M TRIS (PH 8.5), 30-50% MPD OR PEG400

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.66 α = 90
b = 88.66 β = 90
c = 88.66 γ = 90
Symmetry
Space Group P 21 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315R) ADSC -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 -- ESRF ID23-1

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
2.8 44.33 99.9 0.07 -- -- 6.0 -- 5949 -- 2.0 --
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)
2.8 2.95 100.0 0.75 -- 4.7 6.1 --

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 2.8 39.65 -- -- -- 5457 477 99.83 -- 0.21999 0.21648 0.26362 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 2.801 2.873 -- 43 397 0.279 0.343 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 50.523
Anisotropic B[1][1] -4.4
Anisotropic B[1][2] 4.44
Anisotropic B[1][3] -2.19
Anisotropic B[2][2] 8.02
Anisotropic B[2][3] -5.24
Anisotropic B[3][3] -3.62
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 0.388
r_mcangle_it 1.074
r_mcbond_it 0.576
r_gen_planes_refined 0.003
r_chiral_restr 0.047
r_dihedral_angle_4_deg 19.736
r_dihedral_angle_3_deg 14.163
r_dihedral_angle_2_deg 28.683
r_dihedral_angle_1_deg 3.994
r_angle_refined_deg 1.021
r_bond_refined_d 0.004
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1309
Nucleic Acid Atoms 0
Heterogen Atoms 36
Solvent Atoms 64

Software

Computing
Computing Package Purpose
IMOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.7.0032 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.7.0032 refinement
MOLREP model building