X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.6
Details 0.23 M AMMONIUM SULFATE, 0.1 M SODIUM ACETATE PH 4.6, 26%(M/V) PEG 2K MME GROWN AT 292 K, USED 30% GLYCEROL AS CRYOPROTECTANT

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.86 α = 90
b = 47.86 β = 90
c = 191.6 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD (QUANTUM 315R) ADSC -- 2010-09-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 0.9793, 0.97934, 0.9769 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
1.75 63.87 99.1 0.07 -- -- 5.5 -- 13971 -- -- --
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)
1.75 1.84 94.8 0.32 -- 1.7 3.5 --

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
SAD 1.75 41.45 -- -- -- 13203 691 98.95 -- 0.1902 0.18826 0.22712 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 1.75 1.795 -- 33 732 0.285 0.297 -- 87.33
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.416
Anisotropic B[1][1] 1.32
Anisotropic B[1][2] 0.66
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.32
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.98
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_other 0.001
r_gen_planes_refined 0.01
r_chiral_restr 0.143
r_dihedral_angle_4_deg 16.587
r_dihedral_angle_3_deg 15.243
r_dihedral_angle_2_deg 37.98
r_dihedral_angle_1_deg 7.658
r_angle_other_deg 0.915
r_angle_refined_deg 2.076
r_bond_other_d 0.001
r_bond_refined_d 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1003
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 92

Software

Computing
Computing Package Purpose
IMOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
SAS AUTORICKSAW Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
SAS version: AUTORICKSAW model building