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_scangle_it 12.639
r_scbond_it 7.656
r_mcangle_it 5.661
r_mcbond_other 2.967
r_mcbond_it 3.364
r_gen_planes_other 0.001
r_gen_planes_refined 0.006
r_chiral_restr 0.085
r_dihedral_angle_4_deg 9.929
r_dihedral_angle_3_deg 15.509
r_dihedral_angle_2_deg 34.107
r_dihedral_angle_1_deg 4.362
r_angle_other_deg 1.414
r_angle_refined_deg 1.603
r_bond_other_d 0.037
r_bond_refined_d 0.018
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

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0072 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0072 refinement
MOLREP model building