X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 0.1M HEPES PH 7.5, 12%PEG, 0.2M MGCL2,CRYSTALS WERE SOAKED OVERNIGHT IN 100 MICROMOLAR PERVANADATE PRIOR TO DATA COLLECTION

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.36 α = 90
b = 88.36 β = 90
c = 104.76 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH YALE MIRRORS 2002-10-15
Diffraction Radiation
Monochromator Protocol
YALE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE -- -- -- --

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
2.15 25 98.1 0.071 -- -- 6.98 -- 26299 -- -- --
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)
2.15 2.2 96.7 0.332 -- 3.97 -- --

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 2.15 76.7 -- -- -- 24459 1305 98.1 -- 0.184 0.182 0.217 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 2.15 2.21 -- 107 1757 0.202 0.251 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.6
Anisotropic B[1][1] 0.43
Anisotropic B[1][2] 0.21
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.43
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.64
RMS Deviations
Key Refinement Restraint Deviation
r_xyhbond_nbd_refined 0.137
r_mcangle_it 2.458
r_scangle_it 6.311
r_nbd_refined 0.239
r_scbond_it 3.883
r_symmetry_hbond_refined 0.131
r_gen_planes_refined 0.01
r_dihedral_angle_1_deg 6.141
r_bond_refined_d 0.025
r_mcbond_it 1.313
r_symmetry_vdw_refined 0.236
r_angle_refined_deg 1.989
r_chiral_restr 0.154
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2292
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 153

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing