X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details 50MM HEPES PH7.4, 0.9M NA/K TARTRATE, 20% W/V GLYCEROL, pH 7.40

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 34.09 α = 90
b = 54.82 β = 90
c = 68.01 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 MARRESEARCH MIRRORS 1998-03-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ELLIOTT GX-13 -- -- --

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
1.81 26 98.7 0.064 -- -- 3.7 -- 11924 -- 6.0 --
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)
1.81 1.91 92.2 0.242 -- 5.0 3.6 --

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
MIR 1.81 42.64 -- -- -- 10724 1164 98.7 -- 0.18 0.175 0.223 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 1.81 1.86 -- 64 673 0.231 0.296 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.04
Anisotropic B[1][1] 0.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.82
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.54
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_vdw_other 0.211
r_xyhbond_nbd_other 0.031
r_bond_refined_d 0.032
r_scangle_it 6.828
r_symmetry_vdw_refined 0.168
r_nbd_other 0.232
r_xyhbond_nbd_refined 0.258
r_dihedral_angle_3_deg 1.05
r_mcbond_it 1.602
r_gen_planes_refined 0.011
r_mcangle_it 2.75
r_scbond_it 4.146
r_bond_other_d 0.001
r_symmetry_hbond_refined 0.327
r_chiral_restr 0.137
r_angle_other_deg 2.203
r_nbd_refined 0.242
r_gen_planes_other 0.003
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 931
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 171

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0
MOSFLM data reduction
SCALA data scaling
SHARP phasing