X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
Details SITTING DROP, 25% PEG3350, 0.2M LI2SO4, 100MM BIS TRIS PROPANE PH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.96 α = 90
b = 64.01 β = 90
c = 136.15 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS 2005-03-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.1 -- BESSY 14.1

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
1.8 39.96 98.7 0.06 -- -- 4.9 -- 32877 -- 2.5 --
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)
1.8 1.9 95.4 0.37 -- 2.5 2.5 --

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
MOLECULAR REPLACEMENT 1.8 68.04 -- -- -- 31160 1665 98.7 -- 0.166 0.164 0.201 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 1.8 1.85 -- 132 2086 0.237 0.261 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.76
Anisotropic B[1][1] 0.36
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.41
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.04
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_hbond_refined 0.191
r_mcbond_it 0.715
r_nbtor_other 0.082
r_scbond_it 1.773
r_xyhbond_nbd_refined 0.19
r_dihedral_angle_3_deg 12.096
r_scangle_it 2.662
r_chiral_restr 0.079
r_nbtor_refined 0.178
r_nbd_refined 0.253
r_bond_other_d 0.001
r_symmetry_vdw_refined 0.27
r_dihedral_angle_2_deg 34.983
r_gen_planes_other 0.001
r_angle_refined_deg 1.322
r_dihedral_angle_1_deg 5.503
r_nbd_other 0.183
r_mcangle_it 1.122
r_bond_refined_d 0.011
r_symmetry_vdw_other 0.304
r_dihedral_angle_4_deg 12.622
r_angle_other_deg 0.783
r_gen_planes_refined 0.005
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2239
Nucleic Acid Atoms 0
Heterogen Atoms 11
Solvent Atoms 271

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
DENZO data reduction
SCALEPACK data scaling
PHASER phasing