X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 4
Temperature 277.0
Details 0.8M (NH4)2SO4, 0.1M Citrate pH 4.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 40.1 α = 99.81
b = 52.45 β = 87.5
c = 54.91 γ = 94.96
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 325 mm CCD Flat mirror (vertical focusing); single crystal Si(111) bent monochromator (ho rizontal focusing) 2010-06-09
Diffraction Radiation
Monochromator Protocol
single crystal Si(111) bent SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 -- 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
1.76 40.88 96.1 0.059 -- -- -- -- 41851 -- -3.0 19.456
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)
1.76 1.82 93.5 0.562 -- 2.4 -- --

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 1.76 40.876 -- 0.0 -- 41847 2110 96.12 -- 0.163 0.1619 0.1844 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 1.76 1.81 -- 155 2851 0.2101 0.219 -- 96.12
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.3081
Anisotropic B[1][1] -3.7639
Anisotropic B[1][2] 2.597
Anisotropic B[1][3] -0.3676
Anisotropic B[2][2] 2.0682
Anisotropic B[2][3] 1.852
Anisotropic B[3][3] 1.6956
RMS Deviations
Key Refinement Restraint Deviation
t_omega_torsion 3.75
t_other_torsion 2.77
t_angle_deg 1.05
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.233
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3791
Nucleic Acid Atoms 0
Heterogen Atoms 51
Solvent Atoms 342

Software

Software
Software Name Purpose
MOLPROBITY validation version: 3beta29
PDB_EXTRACT data extraction version: 3.10
PHASER phasing version: 2.3.0
XSCALE data scaling version: January 30, 2009
BUSTER-TNT refinement version: 2.10.0
XDS data reduction
BUSTER refinement version: 2.10.0