X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.2M NAK TARTRATE, 0.1M HEPES PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 145.02 α = 90
b = 145.02 β = 90
c = 145.02 γ = 90
Symmetry
Space Group I 2 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD MIRRORS 2006-04-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID -- APS 19-ID

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
3.1 50 99.9 0.09 -- -- 7.3 -- 9380 -- -3.0 --
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)
3.1 3.34 99.9 0.4 -- 5.6 7.4 --

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
MOLECULAR REPLACEMENT 3.1 25.0 -- -- -- 8701 658 100.0 -- 0.191 0.186 0.255 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 3.1 3.18 -- 38 635 0.283 0.395 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 55.27
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.016
r_mcbond_it 0.851
r_dihedral_angle_4_deg 21.741
r_scangle_it 2.996
r_nbd_refined 0.267
r_gen_planes_refined 0.009
r_dihedral_angle_1_deg 5.549
r_symmetry_hbond_refined 0.179
r_xyhbond_nbd_refined 0.194
r_symmetry_vdw_refined 0.258
r_nbtor_refined 0.335
r_angle_refined_deg 1.607
r_mcangle_it 1.59
r_dihedral_angle_3_deg 22.082
r_scbond_it 1.777
r_dihedral_angle_2_deg 39.139
r_chiral_restr 0.103
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2483
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 60

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
DENZO data reduction
SCALEPACK data scaling
PHASER phasing