X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details TRIS, SODIUM NITRATE, PEG3350, pH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.31 α = 90
b = 70.47 β = 90
c = 139.24 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 80
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2008-07-25
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
2.3 25 100.0 0.08 -- -- 6.5 -- 23639 -- 2.0 52.9
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)
2.3 2.38 100.0 0.59 -- 3.3 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 2.3 24.73 -- -- -- 22337 1194 99.73 -- 0.18951 0.18705 0.23613 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 2.3 2.423 -- 175 3185 0.238 0.325 -- 99.7
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.202
Anisotropic B[1][1] 1.99
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.46
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_4_deg 21.645
r_angle_refined_deg 1.248
r_mcbond_it 1.728
r_scangle_it 7.802
r_gen_planes_refined 0.006
r_dihedral_angle_2_deg 39.362
r_dihedral_angle_1_deg 4.977
r_mcangle_it 3.137
r_bond_refined_d 0.012
r_chiral_restr 0.092
r_scbond_it 5.251
r_dihedral_angle_3_deg 16.327
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2997
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 155

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0097
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing