X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.2 M NASCN, 11% PEG 3350

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.2 α = 90
b = 43.3 β = 101
c = 71.3 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2006-08-22
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
2.2 23 97.6 0.06 -- -- 3.8 -- 19993 -- 0.0 --
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)
2.2 2.3 92.0 0.4 -- 3.5 3.7 --

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 2.2 23.43 -- -- -- 18992 1000 97.8 -- 0.216 0.214 0.266 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 2.2 2.26 -- 66 1250 0.233 0.328 -- 88.74
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.04
Anisotropic B[1][1] -2.02
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.93
Anisotropic B[2][2] 1.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.14
RMS Deviations
Key Refinement Restraint Deviation
r_nbtor_refined 0.198
r_gen_planes_other 0.001
r_symmetry_vdw_refined 0.144
r_dihedral_angle_1_deg 6.933
r_dihedral_angle_3_deg 15.871
r_nbd_refined 0.226
r_mcangle_it 1.714
r_scangle_it 2.532
r_bond_refined_d 0.015
r_angle_other_deg 0.954
r_dihedral_angle_4_deg 20.217
r_angle_refined_deg 1.524
r_chiral_restr 0.097
r_gen_planes_refined 0.006
r_nbtor_other 0.086
r_symmetry_hbond_refined 0.171
r_mcbond_it 1.356
r_symmetry_vdw_other 0.19
r_scbond_it 2.187
r_bond_other_d 0.001
r_xyhbond_nbd_refined 0.192
r_dihedral_angle_2_deg 34.406
r_nbd_other 0.188
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2345
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 117

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
XDS data reduction
XSCALE data scaling
MOLREP phasing