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_scangle_it 6.311
r_scbond_it 3.883
r_mcangle_it 2.458
r_mcbond_it 1.313
r_nbd_refined 0.239
r_gen_planes_refined 0.01
r_chiral_restr 0.154
r_dihedral_angle_1_deg 6.141
r_angle_refined_deg 1.989
r_bond_refined_d 0.025
r_xyhbond_nbd_refined 0.137
r_symmetry_vdw_refined 0.236
r_symmetry_hbond_refined 0.131
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

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