X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 298.0
Details 0.5-1.0 mM (NH4)2HPO4; 0.1 M Sodium citrate pH 5.5; 250 mM Sodium chloride

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.72 α = 90
b = 97.72 β = 90
c = 80.61 γ = 120
Symmetry
Space Group P 65

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 325 mm CCD -- 2007-05-02
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 0.998 SSRL BL11-1

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
2.1 84.51 100.0 0.068 -- 7.6 7.6 -- 29642 -- -- 29.1
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)
2.1 2.11 100.0 0.416 -- 4.6 7.6 --

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 2.1 41.784 -- -- -- 25621 1297 99.96 -- 0.1719 0.1708 0.1934 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 2.1 2.19 -- 145 2745 0.1649 0.1953 -- 99.96
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 35.95
Anisotropic B[1][1] 0.0515
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0515
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.103
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 0.92
t_other_torsion 17.05
t_omega_torsion 3.19
t_bond_d 0.01
Coordinate Error
Parameter Value
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2223
Nucleic Acid Atoms 0
Heterogen Atoms 38
Solvent Atoms 209

Software

Software
Software Name Purpose
BUSTER refinement version: 2.11.5
MOSFLM data reduction
SCALA data scaling
MOLREP phasing