X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details pH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41 α = 90
b = 45.97 β = 90
c = 73.91 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 2008-08-18
Diffraction Radiation
Monochromator Protocol
SI111 CRYSTAL MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON BESSY BEAMLINE 14.2 0.91841, 2.0, 1.28204, 1.28312, 1.16967 BESSY 14.2

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
1.7 29 97.5 0.08 -- -- 4.4 -- 15421 -- 2.7 --
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)
1.7 1.75 98.6 0.68 -- 2.7 4.4 --

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 1.7 25.0 -- -- -- 14649 770 97.5 -- 0.202 0.2 0.232 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 1.7 1.75 -- 54 1026 0.285 0.32 -- 98.18
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.21
Anisotropic B[1][1] -0.84
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.18
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.66
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.578
r_bond_refined_d 0.014
r_dihedral_angle_2_deg 35.536
r_bond_other_d 0.001
r_chiral_restr 0.084
r_scbond_it 3.516
r_gen_planes_other 0.001
r_dihedral_angle_1_deg 4.681
r_dihedral_angle_4_deg 19.51
r_dihedral_angle_3_deg 13.116
r_mcangle_it 3.58
r_gen_planes_refined 0.007
r_angle_other_deg 0.969
r_angle_refined_deg 1.644
r_mcbond_it 2.758
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 716
Nucleic Acid Atoms 281
Heterogen Atoms 9
Solvent Atoms 131

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0082
XDS data reduction
XSCALE data scaling
SHELX phasing version: SHARP REFMAC5 COOT