X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.7
Temperature 277.0
Details 8-10% Peg6000, 60mM Strontium Chloride, 0.1M ADA buffer, 15% Glycerol, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 188.03 α = 90
b = 188.03 β = 90
c = 82.05 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD CUSTOM-MADE -- 2001-10-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X25 1.1 NSLS X25

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
3.2 20 92.4 -- 0.065 -- -- 53272 49227 -3.0 -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)
3.2 3.31 65.1 -- 0.196 -- -- --

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 3.2 19.96 -- 0.0 53272 47756 1471 92.51 0.22935 0.22935 0.2285 0.25709 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 3.202 3.283 -- 73 2256 0.264 0.282 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.951
Anisotropic B[1][1] 3.75
Anisotropic B[1][2] 1.88
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.75
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.63
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_vdw_refined 0.262
r_nbd_refined 0.245
r_chiral_restr 0.097
r_angle_refined_deg 1.516
r_symmetry_hbond_refined 0.149
r_gen_planes_refined 0.005
r_bond_refined_d 0.016
r_xyhbond_nbd_refined 0.195
r_scangle_it 2.844
r_mcangle_it 0.83
r_dihedral_angle_1_deg 6.174
r_scbond_it 1.602
r_mcbond_it 0.372
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 16836
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 0

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing