X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 50 MM BISTRIS PROPANE, PH 7.8, 500 MM NACL, 20% PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.23 α = 90
b = 62.15 β = 90
c = 105.8 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
IMAGE PLATE MAR scanner 345 mm plate OSMIC MIRRORS 2010-03-16
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 -- -- --

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
1.55 19.29 99.5 0.05 -- -- 3.9 -- 44903 -- 2.0 --
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)
1.55 1.63 98.1 0.38 -- 2.9 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 1.6 18.55 -- -- -- 40095 730 99.54 -- 0.15358 0.15303 0.18327 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 1.6 1.641 -- 47 2884 0.228 0.25 -- 99.76
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.78
Anisotropic B[1][1] -0.22
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.82
RMS Deviations
Key Refinement Restraint Deviation
r_sphericity_bonded 25.54
r_gen_planes_other 0.002
r_chiral_restr 0.09
r_long_range_B_other 5.384
r_bond_refined_d 0.008
r_dihedral_angle_4_deg 23.172
r_angle_refined_deg 1.463
r_mcbond_other 1.314
r_bond_other_d 0.001
r_dihedral_angle_2_deg 33.511
r_mcangle_other 2.129
r_dihedral_angle_3_deg 13.055
r_mcangle_it 2.13
r_long_range_B_refined 6.132
r_dihedral_angle_1_deg 7.204
r_scbond_it 4.293
r_gen_planes_refined 0.011
r_mcbond_it 1.315
r_scangle_other 2.499
r_angle_other_deg 0.751
r_scbond_other 4.291
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1939
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 401

Software

Software
Software Name Purpose
REFMAC refinement version: 5.7.0032
XDS data reduction
XSCALE data scaling
REFMAC phasing