X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.6
Details AMMONIUM SULFATE 2.1 M, 2-(N-MORPHOLINO)-ETHANESULFONIC ACID 0.1 M, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 155.15 α = 90
b = 155.15 β = 90
c = 128.54 γ = 90
Symmetry
Space Group I 4 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2009-10-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
2.6 49.1 96.0 0.15 -- -- 9.5 -- 23438 -- -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)
2.6 2.9 97.7 0.48 -- 4.12 9.0 --

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 2.6 49.06 -- -- -- 22261 1172 96.03 -- 0.18786 0.18463 0.24735 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 2.6 2.667 -- 86 1636 0.251 0.378 -- 97.01
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 53.97
Anisotropic B[1][1] -0.75
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.75
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.5
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.877
r_dihedral_angle_4_deg 17.747
r_chiral_restr 0.127
r_dihedral_angle_3_deg 18.084
r_gen_planes_refined 0.009
r_scbond_it 2.753
r_dihedral_angle_1_deg 6.786
r_scangle_it 4.459
r_bond_refined_d 0.02
r_mcbond_it 0.817
r_dihedral_angle_2_deg 35.163
r_mcangle_it 1.543
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4203
Nucleic Acid Atoms 0
Heterogen Atoms 186
Solvent Atoms 247

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0102
XDS data reduction
XSCALE data scaling
MOLREP phasing