X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 2.1 M AMMONIUM SULPHATE 0.1 M TRIS-HCL PH 7.2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.62 α = 90
b = 121.62 β = 90
c = 47.88 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 2003-02-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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 25 99.9 0.044 -- -- 4.9 -- 44644 -- -- --
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 98.6 0.278 -- 4.7 3.7 --

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 25.0 -- -- -- 42657 661 96.9 -- 0.174 0.173 0.202 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 1.7 1.75 -- 50 3075 0.194 0.219 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.71
Anisotropic B[1][1] 0.57
Anisotropic B[1][2] 0.28
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.57
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.85
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.225
r_scbond_it 2.653
r_mcangle_it 1.826
r_mcbond_it 1.035
r_nbd_refined 0.22
r_gen_planes_other 0.015
r_gen_planes_refined 0.012
r_chiral_restr 0.116
r_dihedral_angle_1_deg 5.943
r_angle_other_deg 0.877
r_angle_refined_deg 1.65
r_bond_other_d 0.002
r_bond_refined_d 0.015
r_nbd_other 0.244
r_nbtor_other 0.081
r_xyhbond_nbd_refined 0.142
r_symmetry_vdw_refined 0.223
r_symmetry_vdw_other 0.257
r_symmetry_hbond_refined 0.155
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2249
Nucleic Acid Atoms 0
Heterogen Atoms 118
Solvent Atoms 282

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement
AMORE model building