X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 200 MM (NH4)2SO4, 10 MM TRIS HCL (PH 7.4), 18% PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 122.33 α = 90
b = 148.1 β = 90
c = 79.88 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRROR --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X06SA -- SLS X06SA

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 20 95.3 0.07 -- -- 5.2 -- 60291 -- 2.2 59.6
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 68.5 0.36 -- 2.23 1.8 --

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
MAD 2.3 20.0 -- 2.23 -- 63482 3191 97.5 -- 0.264 0.263 0.295 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 2.36 -- 207 3738 0.293 0.333 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.27
Anisotropic B[1][1] 0.368
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.037
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.331
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 15.501
r_symmetry_hbond_refined 0.226
r_symmetry_vdw_refined 0.187
r_dihedral_angle_2_deg 23.331
r_scangle_it 0.7
r_mcbond_it 0.489
r_angle_refined_deg 0.887
r_gen_planes_refined 0.002
r_mcangle_it 0.852
r_scbond_it 0.391
r_nbtor_refined 0.324
r_xyhbond_nbd_refined 0.218
r_bond_refined_d 0.005
r_nbd_refined 0.225
r_dihedral_angle_1_deg 6.205
r_chiral_restr 0.052
r_dihedral_angle_4_deg 15.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8003
Nucleic Acid Atoms 0
Heterogen Atoms 196
Solvent Atoms 267

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
DENZO data reduction
TRUNCATE data scaling
SHELX phasing