X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 3.2 M NACL, 100 MM NA-ACETATE, PH 4.6

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 33.33 α = 90
b = 33.33 β = 90
c = 50.82 γ = 120
Symmetry
Space Group P 3 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA -- SLS X10SA

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
1.75 40 99.5 0.06 -- -- 10.0 -- 3548 -- 0.0 50.5
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)
1.75 1.85 100.0 0.87 -- 2.37 10.1 --

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 1.75 14.61 -- -- -- 3292 248 100.0 -- 0.21679 0.21398 0.25239 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 1.75 1.795 -- 18 231 0.328 0.32 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 44.815
Anisotropic B[1][1] 1.55
Anisotropic B[1][2] 0.77
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.32
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 7.656
r_chiral_restr 0.085
r_angle_other_deg 1.414
r_bond_other_d 0.037
r_scangle_it 12.639
r_mcbond_it 3.364
r_mcangle_it 5.661
r_gen_planes_refined 0.006
r_dihedral_angle_1_deg 4.362
r_dihedral_angle_2_deg 34.107
r_dihedral_angle_4_deg 9.929
r_dihedral_angle_3_deg 15.509
r_bond_refined_d 0.018
r_angle_refined_deg 1.603
r_gen_planes_other 0.001
r_mcbond_other 2.967
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 267
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 19

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0072
XDS data reduction
XSCALE data scaling
MOLREP phasing